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Patentes publicadas en los últimos 30 días/ Patents published in the last 30 days
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HIGH-CARBON BIOGENIC REAGENTS AND USES THEREOF

NºPublicación:  US2025277157A1 04/09/2025
Solicitante: 
CARBON TECH HOLDINGS LLC [US]
Carbon Technology Holdings, LLC
JP_2025120338_A

Resumen de: US2025277157A1

This invention provides processes and systems for converting biomass into high-carbon biogenic reagents that are suitable for a variety of commercial applications. Some embodiments employ pyrolysis in the presence of an inert gas to generate hot pyrolyzed solids, condensable vapors, and non-condensable gases, followed by separation of vapors and gases, and cooling of the hot pyrolyzed solids in the presence of the inert gas. Additives may be introduced during processing or combined with the reagent, or both. The biogenic reagent may include at least 70 wt %, 80 wt %, 90 wt %, 95 wt %, or more total carbon on a dry basis. The biogenic reagent may have an energy content of at least 12,000 Btu/lb, 13,000 Btu/lb, 14,000 Btu/lb, or 14,500 Btu/lb on a dry basis. The biogenic reagent may be formed into fine powders, or structural objects. The structural objects may have a structure and/or strength that derive from the feedstock, heat rate, and additives.

RECOMBINANT YEAST CELL

NºPublicación:  US2025277205A1 04/09/2025
Solicitante: 
DANISCO US INC [US]
DANISCO US INC
MX_2024000514_A

Resumen de: US2025277205A1

A recombinant yeast cell functionally expressing:a) a heterologous nucleic acid sequence encoding a protein having ribulose-1,5-phosphate carboxylase/oxygenase activity (EC4.1.1.39; Rubisco), a heterologous nucleic acid sequence encoding a protein having phosphoribulokinase activity (EC2.7.1.19; PRK) and optionally one or more nucleic acid sequences encoding for molecular chaperones for the protein having ribulose-1,5-phosphate carboxylase/oxygenase activity; andb) a nucleic acid sequence encoding a protein having transketolase activity (EC 2.2.1.1), wherein the expression of the nucleic acid sequence encoding the protein having transketolase activity is under control of a promoter (the “TKL promoter”), which TKL promoter has an anaerobic/aerobic expression ratio for the transketolase of 2 or more.

RECOMBINANT YEAST CELL

NºPublicación:  US2025277240A1 04/09/2025
Solicitante: 
DANISCO US INC [US]
DANISCO US INC
MX_2024000509_A

Resumen de: US2025277240A1

A recombinant yeast cell functionally expressing: —a nucleic acid sequence encoding a native protein having transketolase activity (EC 2.2.1.1); and —a nucleic acid sequence encoding a heterologous protein having transketolase activity (EC 2.2.1.1).

QUANTITATIVE ANALYSIS OF BIOMASS SAMPLES

NºPublicación:  EP4609190A1 03/09/2025
Solicitante: 
SOLITON LLC [US]
Soliton, LLC
WO_2024091515_PA

Resumen de: WO2024091515A1

A method for quantifying a cellulosic component in a sample includes preparing a first suspension by mixing an amount of sample with first aqueous acid at a concentration of 40 wt-% or greater; incubating the first suspension in a first incubation stage at a first incubation temperature of less than 40 °C; adding water or aqueous sulfuric acid to the incubated first suspension to form a second suspension having a concentration 40 wt-% or less of sulfuric acid based on a total weight of the second suspension; incubating the second suspension in a second incubation stage at a second incubation temperature of 50 °C or greater for an incubation period, wherein the sample is not subjected to hydrolysis at temperatures above 98 °C; separating a supernatant from the incubated second suspension; analyzing the supernatant for total content of xylose, mannose, galactose, and arabinose; and calculating, based on the analysis, the amount of the hemicellulose.

METHOD FOR PREPARING A BIOFUEL COMPOSITION

NºPublicación:  EP4610335A1 03/09/2025
Solicitante: 
SELABTEC SCIENCES SLU [ES]
Selabtec Sciences, SLU
EP_4610335_A1

Resumen de: EP4610335A1

The present invention relates to a process for producing a FAGE-based biofuel composition, the process being characterized by an enzymatic transesterification of fatty acid alkyl esters with glycerol formal. The invention is also directed to the biofuel composition obtained by said process as well as to the uses thereof.

GENETICALLY MODIFIED YEAST AND FERMENTATION PROCESSES FOR THE PRODUCTION OF LACTATE

NºPublicación:  US2025270597A1 28/08/2025
Solicitante: 
CARGILL INCORPORATED [US]
CARGILL, INCORPORATED
CN_117881690_PA

Resumen de: US2025270597A1

Disclosed herein are genetically engineered yeast cells capable of producing lactate from sucrose. The genetically engineered yeast cells comprise a polynucleotide encoding an exogenous lactate dehydrogenase enzyme; a polynucleotide encoding an exogenous invertase enzyme; a deletion or disruption of a native pyruvate decarboxylase (PDC) gene; and a genetic modification resulting in overexpression of a native hexokinase gene.

IMPROVED MEANS AND METHODS FOR PRODUCING ISOBUTENE FROM 3-METHYLCROTONIC ACID

NºPublicación:  US2025270595A1 28/08/2025
Solicitante: 
GLOBAL BIOENERGIES [FR]
GLOBAL BIOENERGIES
JP_2023554488_A

Resumen de: US2025270595A1

Described is a method for the production of isobutene from a carbon source characterized in that it comprises: (a) culturing a microorganism capable of producing 3-methylcrotonic acid from a carbon source in a liquid culture medium, thereby producing said 3-methylcrotonic acid so that it accumulates in the liquid culture medium; and (b) enzymatically converting said 3-methylcrotonic acid contained in the liquid culture medium obtained in step (a) into isobutene by: (i) incubating a microorganism expressing an FMN-dependent decarboxylase associated with an FMN prenyl transferase with said liquid culture medium containing 3-methylcrotonic acid obtained in step (a); and/or (ii) incubating an FMN-dependent decarboxylase associated with an FMN prenyl transferase with said liquid culture medium containing 3-methylcrotonic acid obtained in step (a); thereby producing said isobutene; and (c) recovering the produced isobutene.

PRODUCTION OF FUNGAL BIOMASS

NºPublicación:  US2025270496A1 28/08/2025
Solicitante: 
MUSHLABS GMBH [DE]
MUSHLABS GMBH
MX_2023006102_A

Resumen de: US2025270496A1

The present invention relates to a method for the production of a fungal fermentation medium from at least one lignocellulosic material, preferably at least one industrial and/or agricultural side stream and to a fermentation medium obtainable accordingly, to a method for production of a fungal biomass by submerged fermentation of at least one fungal strain and to a fungal biomass obtainable accordingly, and to a fungal-based food product obtainable by using the instant fungal biomass of the invention. The instant fermentation medium produced preferably from spent grain is particularly useful in production of fungal biomass by submerged fermentation of Pleurotus pulmonarius, among others.

SYSTEM AND METHOD FOR PRODUCING A CARBOHYDRATE STREAM FROM A CELLULOSIC FEEDSTOCK

NºPublicación:  US2025270606A1 28/08/2025
Solicitante: 
FLUID QUIP TECH LLC [US]
Fluid Quip Technologies, LLC
US_2023383322_PA

Resumen de: US2025270606A1

Systems and methods for producing carbohydrate (e.g., sugar) streams (and recycling enzymes) from a pretreated or untreated biomass such as cellulosic feedstock, including, for example, “brown stock” feedstock, or waste or recycled fiber sludge produced in the pulp and paper industry, such as for biochemical (e.g., biofuel) production, are provided. In one example, the system and method can produce high purity C6 (glucose and/or fructose) and/or C5 (xylose) sugar streams, and other carbohydrates and/or fibrous materials, from cellulosic feedstocks, such as brown stock or waste fiber sludge, that can be effectively converted into various biochemical products, such as ethanol.

PROCESS FOR EVAPORATING WATER FROM STILLAGE

NºPublicación:  US2025269296A1 28/08/2025
Solicitante: 
ICM INC [US]
ICM, Inc
US_2025269296_PA

Resumen de: US2025269296A1

This disclosure describes energy efficient process to distill a process stream in a production facility. A process uses multiple effect evaporators, ranging from one evaporator to eight evaporators in each effect. The process arrangement shows an example of four effect evaporators, with a zero-effect evaporator having a single evaporator, a first-effect evaporator having a set of three evaporators, a second-effect evaporator having a set of three evaporators, and a third-effect evaporator having a set of evaporators to create condensed distillers solubles.

EFFICIENT METHODS AND COMPOSITIONS FOR RECOVERY OF PRODUCTS FROM ORGANIC ACID PRETREATMENT OF PLANT MATERIALS

NºPublicación:  EP4606809A2 27/08/2025
Solicitante: 
PIERSON CAPITAL ENVIRONMENTAL BEIJING LTD [CN]
Pierson Capital Environmental (Beijing) Limited
EP_4606809_A2

Resumen de: EP4606809A2

Provided are compositions and processes concerning efficient downstream processing of products derived from organic acids pretreatment of plant materials.

SYNERGISTIC BACTERIAL AND YEAST COMBINATIONS

NºPublicación:  US2025263756A1 21/08/2025
Solicitante: 
LALLEMAND HUNGARY LIQUIDITY MAN LLC [HU]
Lallemand Hungary Liquidity Management LLC
US_2025263756_PA

Resumen de: US2025263756A1

The present disclosure concerns a symbiotic combination of host cells engineered to produce a first metabolic product, for example a carbohydrate, and to convert the second metabolic product into a second metabolic product, for example an alcohol.

Biochar Suspended Solution

NºPublicación:  US2025263348A1 21/08/2025
Solicitante: 
TALIPOT COOL EXTRACT IP LLC [US]
Talipot Cool Extract (IP), LLC
US_2025263348_PA

Resumen de: US2025263348A1

A method is provided for producing a biochar solution. The method comprises the steps of collecting biochar particles, dispersing the biochar particles in a liquid solution and adding a stabilizing agent to keep the biochar in flowable suspension. The stabilizing agent may be added to the liquid solution or to the biochar prior to placing the biochar in solution.

SORTING BIOGENIC MATERIALS ACCORDING TO A DESIRED BIOCHAR FORMULATION

NºPublicación:  US2025262647A1 21/08/2025
Solicitante: 
AMP ROBOTICS CORP [US]
AMP Robotics Corporation
US_2025262647_PA

Resumen de: US2025262647A1

Sorting biogenic material from a stream of heterogeneous materials is disclosed, including: detecting biogenic material within an input stream of heterogeneous material; sorting the biogenic material based at least in part on a desired biochar formulation; and tracking a composition of a sorted mixture of biogenic material.

PROCESS FOR REDUCING FREE FATTY ACIDS

NºPublicación:  US2025263755A1 21/08/2025
Solicitante: 
NOVOZYMES AS [DK]
Novozymes A/S
US_2025263755_PA

Resumen de: US2025263755A1

The present invention relates to a process for enzymatic (trans)esterification/esterification of free fatty acids and glycerides. In particular, the invention relates to this process using a drying operation for water removal from enzyme reaction mixture continuously or by separating the glycerol phase from the reaction mixture, then drying the glycerol phase and recirculating to reform the reaction mixture, especially in biodiesel applications, which facilitates reduction of FFA in the biodiesel.

CONTAMINATION CONTROL WHEN GROWING YEASTS

NºPublicación:  US2025263652A1 21/08/2025
Solicitante: 
HAMRICK EDWARD BRIAN [US]
HAMRICK Edward Brian
US_2025263652_A1

Resumen de: US2025263652A1

A method for contamination control when growing yeasts is provided. Bacterial contamination is controlled by using urea as the primary nitrogen source while simultaneously limiting the amount of nickel available to contaminating bacteria. Bacteria require nickel as a cofactor for urease enzymes in order to use urea for growth while yeasts do not require nickel as a cofactor for any enzymes. Nickel is limited by using titanium in plate heat exchangers instead of stainless steel. Ethyl carbamate is limited by using a carbon/nitrogen ratio that consumes all urea during fermentation and by separating co-products after fermentation and before distillation. Yeast recycling is performed by using either single-step or two-step centrifugation, without acid washing. This method enables yeast recycling with sugarcane ethanol and sugar beet ethanol production. This method also enables yeast recycling with corn ethanol and grain ethanol production with coproduct recovery after fermentation and before distillation.

HYPHOMICROBIUM DENITRIFICNS AND METHOD FOR FERMENTING SAME TO PREPARE PYRROLOQUINOLINE QUINONE

NºPublicación:  EP4603575A1 20/08/2025
Solicitante: 
HUBEI MAGIC HEALTH TECH CO LTD [CN]
Hubei Magic Health Technology Co., Ltd
EP_4603575_A1

Resumen de: EP4603575A1

Provided is Hyphomicrobium denitrificans MQ004-2, which was deposited at the China Center for Type Culture Collection on July 8, 2022, with an accession number of CCTCC NO: M20221066. The problems that a PQQ fermentation yield is not high, and the metabolic process of Hyphomicrobium denitrificans is unstable, which consequently makes it difficult to achieve large-scale production are solved. The strain has a high titer level, a stable titer level between batches, a small methanol consumption difference, and good strain metabolism stability and facilitates large-scale production.

A CONVEYOR FOR PRETREATED BIOMASS

NºPublicación:  EP4602209A1 20/08/2025
Solicitante: 
UPM KYMMENE CORP [FI]
UPM-Kymmene Corporation
CN_120019186_PA

Resumen de: CN120019186A

A conveyor (1) for pretreated biomass (4) wherein the conveyor (1) comprises: a cylindrical housing (2) comprising an inlet (5) for receiving pretreated biomass (4) and an outlet (6) from which pretreated biomass (4) is discharged from the cylindrical housing (2); and at least one shaftless screw (3, 3b) rotatably positioned in the cylindrical housing (2) to remove the pretreated biomass (4) from the cylindrical housing (2). The temperature in the cylindrical shell (2) ranges from 120 DEG C to 250 DEG C. Systems, uses, and methods are also disclosed.

METHODS AND APPARATUS FOR ENHANCING THE ENERGY CONTENT OF CARBONACEOUS MATERIALS FROM PYROLYSIS

NºPublicación:  US2025257277A1 14/08/2025
Solicitante: 
CARBON TECH HOLDINGS LLC [US]
Carbon Technology Holdings, LLC
US_2025257277_PA

Resumen de: US2025257277A1

Processes and systems for converting biomass into high-carbon biogenic reagents that are suitable for a variety of commercial applications. Pyrolysis in the presence of an inert gas is employed to generate hot pyrolyzed solids, condensable vapors, and non-condensable gases, followed by separation of vapors and gases, and cooling of the hot pyrolyzed solids in the presence of the inert gas. Additives may be introduced during processing or combined with the reagent, or both. The biogenic reagent may include at least 70 wt %, 80 wt %, 90 wt %, 95 wt %, or more total carbon on a dry basis. The biogenic reagent may have an energy content of at least 12,000 Btu/lb, 13,000 Btu/lb, 14,000 Btu/lb, or 14,500 Btu/lb on a dry basis. The biogenic reagent may be formed into fine powders, or structural objects. The structural objects may have a structure and/or strength that derive from the feedstock, heat rate, and additives.

SULFITE-BASED PROCESSES FOR PRODUCING NANOCELLULOSE, AND COMPOSITIONS AND PRODUCTS PRODUCED THEREFROM

NºPublicación:  US2025257527A1 14/08/2025
Solicitante: 
GRANBIO INTELLECTUAL PROPERTY HOLDINGS LLC [US]
GranBio Intellectual Property Holdings, LLC
US_2025257527_PA

Resumen de: US2025257527A1

Processes disclosed are capable of converting biomass into high-crystallinity nanocellulose with low mechanical energy input. In some variations, the process includes fractionating biomass with sulfur dioxide or a sulfite compound and water, to generate cellulose-rich solids and a liquid containing hemicellulose and lignin; and mechanically treating the cellulose-rich solids to form nanofibrils and/or nanocrystals. The total mechanical energy may be less than 500 kilowatt-hours per ton. The crystallinity of the nanocellulose material may be 80% or higher, translating into good reinforcing properties for composites. The nanocellulose material may include nanofibrillated cellulose, nanocrystalline cellulose, or both. In some embodiments, the nanocellulose material is hydrophobic via deposition of some lignin onto the cellulose surface. Optionally, sugars derived from amorphous cellulose and hemicellulose may be separately fermented, such as to monomers for various polymers. These polymers may be combined with the nanocellulose to form completely renewable composites.

HIGHLY MESOPOROUS ACTIVATED CARBON

NºPublicación:  US2025256260A1 14/08/2025
Solicitante: 
CARBON TECH HOLDINGS LLC [US]
Carbon Technology Holdings, LLC
US_2025256260_A1

Resumen de: US2025256260A1

Highly mesoporous activated carbon products are disclosed with mesoporosities characterized by mesopore volumes of 0.7 to 1.0 cubic centimeters per gram or greater. Also disclosed are activated carbon products characterized by a Molasses Number of about 500 to 1000 or greater. Also disclosed are activated carbon products characterized by a Tannin Value of about 100 to 35 or less. The activated carbon products may be further characterized by total pore volumes of at least 0.85 cubic centimeters per gram and BET surface areas of at least about 800 square meters per gram. The activated carbon product may be derived from a renewable feedstock.

PRODUCTION OF FATTY ACID ALKYL ESTERS

NºPublicación:  US2025257375A1 14/08/2025
Solicitante: 
NOVOZYMES AS [DK]
Novozymes A/S
US_2025257375_A1

Resumen de: US2025257375A1

The present invention provides a process for producing fatty acid alkyl esters. The process comprises providing a substrate comprising triglycerides, diglycerides, monoglycerides, free fatty acids, or any combination thereof, and reacting the substrate with an enzyme composition comprising an sn-1,3 position lipase and an sn-2 position lipase to produce fatty acid alkyl esters.

METHODS AND APPARATUS FOR ENHANCING THE ENERGY CONTENT OF CARBONACEOUS MATERIALS FROM PYROLYSIS

NºPublicación:  US2025257278A1 14/08/2025
Solicitante: 
CARBON TECH HOLDINGS LLC [US]
Carbon Technology Holdings, LLC
US_2025257278_PA

Resumen de: US2025257278A1

Processes and systems for converting biomass into high-carbon biogenic reagents that are suitable for a variety of commercial applications. Pyrolysis in the presence of an inert gas is employed to generate hot pyrolyzed solids, condensable vapors, and non-condensable gases, followed by separation of vapors and gases, and cooling of the hot pyrolyzed solids in the presence of the inert gas. Additives may be introduced during processing or combined with the reagent, or both. The biogenic reagent may include at least 70 wt %, 80 wt %, 90 wt %, 95 wt %, or more total carbon on a dry basis. The biogenic reagent may have an energy content of at least 12,000 Btu/lb, 13,000 Btu/lb, 14,000 Btu/lb, or 14,500 Btu/lb on a dry basis. The biogenic reagent may be formed into fine powders, or structural objects. The structural objects may have a structure and/or strength that derive from the feedstock, heat rate, and additives.

Method of Reducing Water Consumption in Bioethanol Production Process

NºPublicación:  US2025257371A1 14/08/2025
Solicitante: 
G2B BIOSOLUTIONS APS [DK]
G2B BioSolutions ApS
US_2025257371_PA

Resumen de: US2025257371A1

The present invention provides a method for making ethanol and a protein feed or food product from a feedstock including starch, such as grain and grain-derived products, preferably combined with CO2 capture to increase yields further. The method facilitates a reduction in water usage compared to traditional ethanol plants, without affecting quality and quantity of the end products.

Biological and Chemical Process Utilizing Chemoautotrophic Microorganisms for the Chemosynthetic Fixation of Carbon Dioxide and/or Other Inorganic Carbon Sources into Organic Compounds and the Generation of Additional Useful Products

Nº publicación: US2025257374A1 14/08/2025

Solicitante:

KIVERDI INC [US]
Kiverdi, Inc

US_2025257374_A1

Resumen de: US2025257374A1

The invention described herein presents compositions and methods for a multistep biological and chemical process for the capture and conversion of carbon dioxide and/or other forms of inorganic carbon into organic chemicals including biofuels or other useful industrial, chemical, pharmaceutical, or biomass products. One or more process steps utilizes chemoautotrophic microorganisms to fix inorganic carbon into organic compounds through chemosynthesis. An additional feature described are process steps whereby electron donors used for the chemosynthetic fixation of carbon are generated by chemical or electrochemical means, or are produced from inorganic or waste sources. An additional feature described are process steps for recovery of useful chemicals produced by the carbon dioxide capture and conversion process, both from chemosynthetic reaction steps, as well as from non-biological reaction steps.

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