If you want to distinguish your goods, services or both from those of another company, you may need a trademark or trade name. Find out what they are, what their registration procedure is and what it involves.
Information on the deadlines for filing applications for transformation of European Union trademarks into Spanish national trademarks. See more
If you have a new device, product or procedure that solves a technical problem or has a practical advantage, there are different ways to protect it in Spain and other countries. Find out how.
Does your innovation lie in the aesthetics, ornamentation or appearance of your product? Protect it through industrial design. Find out what rights registration confers and how to proceed.
Patents published worldwide are a valuable source of scientific, technical and commercial information.
El Bono 3 del Fondo para PYMEs 2025, que cubre la elaboración de Informes Tecnológicos de Patentes (ITP) y Búsquedas Retrospectivas se cerrará el lunes 10 de febrero de 2025 al cierre de la jornada laboral. Próximamente se informará sobre su reapertura. Puede consultar más información aquí.
If you are an entrepreneur or a company and you want to boost and improve the profitability of your business by adequately protecting the intangible assets of your organisation, in this space you will find what you need.
173
results.
Updated on
14/10/2025 [06:55:00]
Results 50 to 75 of 173
Absstract of: DE102024109571A1
Die Erfindung betrifft ein Zelltrennelement (10) zur thermischen Abschirmung zweier Batteriezellen (16) und zur Anordnung zwischen den zwei Batteriezellen (16) einer Batterie. Dabei weist das Zelltrennelement (10) eine erste Wand (20) und eine dieser gegenüberliegende zweite Wand (22) auf, zwischen denen ein mit einem Fluid (15) befüllter oder befüllbarer Hohlraum (24) gebildet ist, wodurch ein mit dem Fluid (15) befülltes oder befüllbares Kissen (12) bereitgestellt ist, wobei zumindest die erste Wand (20) eine erste Außenseite (26) aufweist, die mit einer ersten Vertiefung (34a, 34b) ausgebildet ist, die ein erstes Ende (38a, 46a) und ein zweites Ende (38b, 46b) umfasst, die jeweils in einen Kissenrandbereich (12c) des Kissens (12) münden.
Absstract of: DE102024133415A1
Wärmepumpensystem für ein Fahrzeug, aufweisend eine Klimaanlage, die einen Kompressor (10), einen ersten Wärmetauscher (13), einen zweiten Wärmetauscher (14), ein erstes Expansionsventil (15) und einen dritten Wärmetauscher (16) aufweist, die über eine Kältemittelleitung (11) miteinander verbunden sind, um ein Kältemittel durch die Kältemittelleitung (11) hindurch zu zirkulieren, und einen Chiller (20), der über eine erste Verbindungsleitung (21) mit der Kältemittelleitung (11) verbunden ist, wobei der Chiller (20) konfiguriert ist, um eine Temperatur eines Kühlmittels durch Wärmetauschen des Kühlmittels mit dem von der Klimaanlage zugeführten Kältemittel einzustellen, wobei die Klimaanlage ferner eine Steuervorrichtung (30), eine zweite Verbindungsleitung (31), eine dritte Verbindungsleitung (41), eine vierte Verbindungsleitung (51), und eine fünfte Verbindungsleitung (61) aufweist.
Absstract of: DE102024203037A1
Die Erfindung betrifft ein System und ein Verfahren zur Temperierung einer elektrischen Traktionsbatterie eines Kraftfahrzeugs mit einem Kühlmittelkreislauf, der zur Führung eines Kühlmittels ausgebildet ist, umfassend eine erste Kühlmittelpumpe, eine erste Wärmequelle, ein Thermostatventil mit einem ersten Durchflussweg, der in einen ersten Kühler mündet, und einem zweiten Durchflussweg, der in Bezug auf den ersten Kühler in eine erste Bypassleitung mündet, wobei das Thermostatventil mittels eines Dehnstoffelementes einen temperaturabhängigen Öffnungsquerschnitt aufweist, der bis zu einer ersten Öffnungstemperatur den ersten Durchflussweg vollständig schließt und ab einer zweiten Öffnungstemperatur den ersten Durchflussweg vollständig öffnet. Erfindungsgemäß ist Thermostatventil als Kennfeldthermostat ausgebildet, wobei das Dehnstoffelement des Kennfeldthermostats mittels eines Heizelements erwärmbar ist, sodass der Öffnungsquerschnitt des Kennfeldthermostats vergrößerbar ist, wenn die Temperatur des Kühlmittels am Kennfeldthermostat kleiner als die zweite Öffnungstemperatur ist. Ferner wird zum Kühlen der Traktionsbatterie erfindungsgemäß das Dehnstoffelement des Kennfeldthermostats mittels des Heizelementes erwärmt, sodass der Öffnungsquerschnitt des Kennfeldthermostats vergrößert wird und das Kühlmittel über den ersten Durchflussweg und den ersten Kühler zur Traktionsbatterie geleitet wird.
Absstract of: DE102024109650A1
Die Erfindung betrifft eine Batterievorrichtung umfassend einen Batteriebehälter zum Aufnehmen mindestens einer wiederaufladbaren Batteriezelle, wobei der Batteriebehälter einen Aufnahmeraum zum Aufnehmen der mindestens einen Batteriezelle aufweist, wobei der Batteriebehälter einen ersten Behälterpolanschlussbereich und einen zweiten Behälterpolanschlussbereich aufweist, wobei der Batteriebehälter eine erste Batteriepolöffnung und eine zweite Batteriepolöffnung aufweist, welche eine Umgebung des Batteriebehälters und den Aufnahmeraum fluidwirksam verbinden, und wobei die erste Batteriepolöffnung am ersten Behälterpolanschlussbereich angeordnet oder ausgebildet ist und wobei die zweite Batteriepolöffnung am zweiten Behälterpolanschlussbereich angeordnet oder ausgebildet ist.Ferner betrifft die Erfindung ein Elektrogerät umfassend mindestens einen elektrischen Verbraucher und mindestens eine Batterievorrichtung, wobei die mindestens eine Batterievorrichtung einen Batteriebehälter und mindestens eine im Batteriebehälter aufgenommene wiederaufladbare Batteriezelle zum Versorgen des mindestens einen elektrischen Verbrauchers mit elektrischer Energie umfasst.
Absstract of: DE102024109803A1
Die Erfindung betrifft ein Verfahren zum Abtrennen von Eisenphosphat aus einer Schwarzmasse, wobei das Verfahren folgende Schritte umfasst:- Bereitstellen der Schwarzmasse, wobei die Schwarzmasse ein bei 400 °C bis 900 °C thermisch behandeltes Lithiumeisenphosphatkathodenmaterial umfasst,- Laugen der Schwarzmasse mit einem Laugungsmittel zum Bilden einer Lösung, wobei die Lösung Lithium, Eisen und Phosphat enthält und wobei das Laugungsmittel Schwefelsäure enthält,- Fällen von Eisenphosphat aus der Lösung.
Absstract of: DE102024132672A1
Wärmepumpensystem für ein Fahrzeug, aufweisend eine Kältemittelleitung (11), eine erste Verbindungsleitung (21), eine Klimaanlage, die einen Kompressor (10), einen ersten Wärmetauscher (12), einen zweiten Wärmetauscher (13), einen dritten Wärmetauscher (14) und einen vierten Wärmetauscher (16) aufweist, die über die Kältemittelleitung (11) miteinander verbunden sind, um ein Kältemittel durch die Kältemittelleitung (11) hindurch zu zirkulieren, und einen Chiller (20), der über die erste Verbindungsleitung (21) mit der Kältemittelleitung (11) verbunden ist und konfiguriert ist, um eine Temperatur eines Kühlmittels durch Wärmetauschen des Kühlmittels mit dem von der Klimaanlage zugeführten Kältemittel einzustellen, wobei die Klimaanlage ferner eine erste Steuervorrichtung (30), eine zweite Verbindungsleitung (31), eine dritte Verbindungsleitung (32), eine zweite Steuervorrichtung (40), eine vierte Verbindungsleitung (41), und eine dritte Steuervorrichtung (50) aufweist.
Absstract of: WO2025209675A1
The invention relates to a cover assembly (1) of a battery cell with immersion cooling, wherein the cover assembly (1) has an inner side and an outer side, the cover assembly comprising: a metal base plate (2); a first terminal (3) which is arranged in a through-opening (20) in the base plate (2); a sealing element (5) which secures and seals the first terminal (3) to the base plate (2), wherein the sealing element (5) is arranged in the through-opening (20) and is designed to seal a first connection region (6) between the first terminal (3) and the sealing element (5) and a second connection region (7) between the base plate (2) and the sealing element (5) and to establish a connection between the first terminal (3) and the base plate (2), wherein the sealing element (5) is a one-piece component having a first sub-region (5a) made of a first material and a second sub-region (5b) made of a second material, wherein the first material is different from the second material, and wherein the first sub-region (5a) is exposed exclusively to the inner side of the cover assembly and the second sub-region (5b) is exposed exclusively to the outer side of the cover assembly.
Absstract of: US2025316692A1
Cathodes and lithium secondary batteries including the cathodes are disclosed. In some implementations, a cathode may include a cathode current collector and a cathode active material layer disposed on the cathode current collector and including cathode active material particles such that the cathode active material layer satisfies a specific equation. The cathode active material particles may include lithium metal oxide particles that include nickel, and may have a mole fraction of cobalt of 0.02 or less with respect to all elements except for lithium and oxygen.
Absstract of: US2025316693A1
A method for preparing a coating liquid for a negative electrode of a secondary battery includes a) preparing a carbon-based nanocomposite, b) preparing a composite dispersion including a carbon nanotube and a conductive additive, and c) mixing the carbon-based nanocomposite in the composite dispersion to prepare a composite coating liquid.
Absstract of: US2025316829A1
Disclosed is a cylindrical secondary battery including an electrode assembly, a cylindrical can having a circular upper surface portion and a side portion extending from the upper surface portion, the side portion having a beading portion formed adjacent to an end thereof so as to be inwardly recessed and a crimping portion formed by bending an end of the side portion, the can receiving the electrode assembly, and a cap plate coupled to an open end of the can, the cap plate having a notch formed therein, wherein the rupture pressure of the notch is lower than the uncrimping pressure of the crimping portion. The cylindrical secondary battery may be efficiently designed by designing and controlling factors that affect the rupture pressure and uncrimping, and safety of the cylindrical secondary battery can be improved by performing control such that uncrimping does not occur before rupture of the notch.
Absstract of: US2025316838A1
The present disclosure relates to a method for manufacturing a separator. The method includes: (a) producing a first sheet by extruding a first composition comprising a first polyolefin and a first pore-forming agent; (b) producing a second sheet by extruding a second composition comprising a second polyolefin and a second pore-forming agent; (c) stretching the first and second sheets respectively in a machine direction to produce a first and a second precursor films; (d) laminating the first and second precursor films to obtain a laminate; (e) stretching the laminate in a transverse direction, and removing the first and second pore-forming agents from the laminate to obtain a dual-layer support; (f) forming functional layers by coating and drying a coating composition comprising a binder and a solvent on both sides of the dual-layer support; and (g) dividing the dual-layer support into two separators along the interface formed by the lamination.
Absstract of: US2025316698A1
A positive electrode composition contains carbon black, a carbon nanotube, a binding material, and an active material, in which when the carbon black is divided into a first primary aggregate having an X value of more than 1.7, a second primary aggregate having a Y value of 1.2 or less, a third primary aggregate having a Z value of 2.0 or less, and a fourth primary aggregate having an X value of 1.7 or less, a Y value of more than 1.2, and a Z value of more than 2.0, the number ratio of the total number of the second and third primary aggregates is 22% or more.X=L/WY=P2/4πAZ=(L×W)/AThe primary aggregate has a Feret diameter in the minor axis direction of W (μm), a Feret diameter in the major axis direction of L (μm), a perimeter length of P (μm), and a projected area of A (μm2).
Absstract of: US2025316691A1
An electrochemical apparatus includes a positive electrode, a separator and a negative electrode. The negative electrode includes a negative current collector, a negative active material layer and a negative tab, and the negative tab is arranged on a side edge of a long axis of the negative current collector and is in contact with the negative active material layer. The negative active material layer includes a silicon-based material, a distance between a central position of the negative tab and either end of the negative active material layer in a long axis direction is a first length, a length of a long axis of the negative active material layer is a second length, and 0.5≥D≥0.6×G, where D is a ratio of the first length to the second length, G is a weight percentage of the silicon-based material. The weight percentage of the silicon-based material is less than or equal to 70%.
Absstract of: US2025316697A1
Example embodiments include low-resistance positive electrodes, and rechargeable lithium batteries including the same. The positive electrode includes a positive electrode current collector, and a positive electrode active material layer on the positive electrode current collector. The positive electrode active material layer includes a positive electrode active material in a concentration of about 95.5 wt % to about 99 wt %, a binder in a concentration of about 0.5 wt % to about 1.5 wt %, and a conductive material in a concentration of about 0.5 wt % to about 3 wt %. The conductive material includes nano-carbon particles and carbon nano-tubes. A weight ratio of the carbon nano-tubes to the nano-carbon particles is in a range of about 1.5 to about 3.5.
Absstract of: US2025316689A1
Provided is an anode material, a negative electrode plate and a secondary battery. The anode material includes a core body and a carbon coating layer that coats at least a partial surface of the core body, and the core body includes a matrix and an active substance. A 10-day gas production A of the anode material is less than or equal to 100 mL/kg, and the 10-day gas production A is measured by a drainage method. A residual carbon rate of the anode material isγ=m3-m2m1×100%,which is less than or equal to 20%. The secondary battery based on the above anode material has lower electrode plate expansion rate, great capacity and cycle stability.
Absstract of: US2025316688A1
Disclosed are a negative electrode and a rechargeable lithium battery including the same. The negative electrode includes a current collector; and a negative active material including a first negative active material and a crystalline carbon second negative active material at a weight ratio of more than about 0: less than about 100 to about 20:about 80, and the first negative active material including a core including voids and a transition metal oxide and an amorphous carbon coating layer on a surface of the core.
Absstract of: US2025316686A1
A secondary battery comprising positive electrode active material. The positive electrode active material includes a positive electrode active material substrate and a solid electrolyte material. The positive electrode active material substrate includes a first element, and the solid electrolyte material includes a second element. A weight percentage of any one of the second element in a surface region of particles of the positive electrode active material is 1000 ppm to 20000 ppm, and a weight percentage of any one of the second element in an internal region of particles of the positive electrode active material is less than 500 ppm.
Absstract of: US2025316690A1
A secondary battery includes a positive electrode, a negative electrode, and an electrolytic solution. The positive electrode includes a positive electrode active material. The positive electrode active material includes a center part, and a covering part covering a surface of the center part. The center part includes a first lithium composite oxide having a layered rock-salt crystal structure. The covering part includes a second lithium composite oxide. The second lithium composite oxide has an orthorhombic crystal structure represented by space group Immm and includes nickel as a constituent element.
Absstract of: US2025316782A1
An expansion tank for a battery cooling system is disclosed. The expansion tank includes a tank housing made of plastic, a housing tray and at least one cover, which is placed on the housing tray from a first direction and is tightly connected to the housing tray, a drying device with a dryer housing made of plastic, a dryer insert arranged therein and a dryer housing cover closing the dryer housing. The tank housing and the dryer housing are formed in one piece and are connected to one another in a communicating manner. The dryer housing cover can be placed in a sealed manner onto the dryer housing from a second direction. The first direction is orthogonal to the second direction.
Absstract of: US2025316781A1
An activated carbon cartridge for an expansion tank for a battery cooling system is disclosed. The activated carbon cartridge includes a cartridge housing with a body and a cover. A base of the body and the cover (18) are structured to be air-permeable. Activated carbon is disposed in the cartridge housing. A seal is arranged on the base of the body for sealing against an intermediate wall of a container housing of the expansion container. A spring is supported on the lid.
Absstract of: US2025316780A1
A battery management apparatus according to an embodiment of the present disclosure includes an inflection point extracting unit configured to extract an inflection point from a battery profile representing a voltage change of a battery over time; and a control unit configured to determine a target voltage, a target temperature, and a target current amount of the battery corresponding to the inflection point, determine a reference voltage corresponding to the target temperature and the target current amount in a preset voltage table, and diagnose whether or not lithium precipitation occurs in the battery based on the reference voltage and the target voltage.
Absstract of: US2025316786A1
The present disclosure provides a heat exchange assembly for a battery, including: a heat exchange body, where a fluid channel is provided inside the heat exchange body, and at least one heat exchange wall is further provided on the heat exchange body, the heat exchange wall being configured to be in contact with a side surface of a battery cell, and the heat exchange wall being in heat exchange with the fluid channel; and a plurality of protrusion structures, where each protrusion structure is located on a side, of the heat exchange wall, that is close to the fluid channel, and two adjacent protrusion structures abut against each other, to increase a heat exchange area of the heat exchange body and enhance structural strength of the heat exchange body.
Absstract of: US2025316777A1
An apparatus is provided for measuring gas pressure of a secondary battery. The apparatus includes a buffer configured to be coupled to a liquid injection port of the secondary battery and configured to store an electrolyte discharged from an inside of the secondary battery, a gas storage connected to the buffer and configured to store gas discharged from the inside of the secondary battery, and a gas pressure measurement device connected to the gas storage and configured to measure a pressure of the gas.
Absstract of: US2025316696A1
Example embodiments relate to electrode assemblies and secondary batteries capable of preventing or reducing lithium precipitation in a negative electrode. The example embodiments are to provide the secondary battery that may prevent or reduce lithium precipitation in the negative electrode by increasing the ratio of the conductive additive in the negative electrode active material layer adjacent to the lead tab. The electrode assembly includes a first electrode, a second electrode and a separator, the first electrode includes a first current collector and a first active material layer, the second electrode includes a second current collector and a second active material layer, the second current collector includes a second uncoated portion, the second uncoated portion includes a connection region to which a second lead tab is connected.
Nº publicación: US2025316681A1 09/10/2025
Applicant:
SAMSUNG SDI CO LTD [KR]
Samsung SDI Co., Ltd
Absstract of: US2025316681A1
A dry electrode film and a manufacturing method thereof are disclosed. The manufacturing method of a dry electrode film includes: adding an electrode active material, a dry binder, and a conductive material to prepare a first dry mixture; performing dry mixing on the first dry mixture to prepare a second dry mixture in which the dry binder is fiberized; and performing disintegration on the second dry mixture to prepare a third dry mixture, the disintegration being performed at a temperature less than a fiberization temperature of the dry binder.
BOPI
Electronic site
