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by reacting an ester group with a hydroxy group
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Preparation of carboxylic acid esters
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by reacting an ester group with a hydroxy group
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last 30 patents
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3-acyloxymethyl-3-butenal acetal compounds
Patent number
12,312,309
Issue date
May 27, 2025
Shin-Etsu Chemical Co, Ltd.
Takeshi Kinsho
C07 - ORGANIC CHEMISTRY
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Patent Grant
Methods of producing 7-methyl-3-methylene-7-octenal acetal compounds
Patent number
12,312,310
Issue date
May 27, 2025
Shin-Etsu Chemical Co, Ltd.
Takeshi Kinsho
C07 - ORGANIC CHEMISTRY
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Coalescing agent for aqueous coating, coalescing agent composition...
Patent number
12,297,374
Issue date
May 13, 2025
Runtai New Material Co., Ltd.
Haifei Zhang
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
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Process for preparing tapinarof
Patent number
12,275,696
Issue date
Apr 15, 2025
Dermavant Sciences GmbH
Ian Paul Andrews
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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Solvent extraction of oil from distillers dried grains and methods...
Patent number
12,258,536
Issue date
Mar 25, 2025
Novita Nutrition, LLC
Keith Bruinsma
A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
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System and method for manufacturing diester-based composition
Patent number
12,186,729
Issue date
Jan 7, 2025
LG Chem, Ltd.
Yeon Uk Choo
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Water-soluble ynamide coupling reagent and preparation method and u...
Patent number
12,180,175
Issue date
Dec 31, 2024
Xi'an Easy Peptide Biotechnology Co., Ltd.
Junfeng Zhao
C07 - ORGANIC CHEMISTRY
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Method for manufacturing high-purity alkyl acrylates
Patent number
12,122,746
Issue date
Oct 22, 2024
Arkema France
Serge Tretjak
C07 - ORGANIC CHEMISTRY
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Methods for producing alkyl hydroxyalkanoates
Patent number
12,103,912
Issue date
Oct 1, 2024
Cargill, Incorporated
Timothy Walter Abraham
C07 - ORGANIC CHEMISTRY
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Method for manufacturing cyclopropane compound
Patent number
12,098,137
Issue date
Sep 24, 2024
SUMITOMO CHEMICAL COMPANY, LIMITED
Kazuhiro Yamauchi
C07 - ORGANIC CHEMISTRY
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Terephthalic acid esters formation
Patent number
12,071,519
Issue date
Aug 27, 2024
9449710 CANADA INC.
Adel Essaddam
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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Terephthalic acid esters formation
Patent number
12,071,520
Issue date
Aug 27, 2024
9449710 CANADA INC.
Adel Essaddam
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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Method for producing fatty alcohol esters of hydroxycarboxylic acids
Patent number
12,030,852
Issue date
Jul 9, 2024
IOI Oleo GmbH
Dirk Lochmann
C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
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Method for transesterification of carboxylic acid esters
Patent number
12,006,286
Issue date
Jun 11, 2024
Omya International AG
Jamal Ftouni
C07 - ORGANIC CHEMISTRY
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Mixtures of cannabinoid compounds, and production and use thereof
Patent number
11,964,955
Issue date
Apr 23, 2024
Symrise AG
Oskar Koch
C07 - ORGANIC CHEMISTRY
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Catalyst for the production of carboxylic acid ester
Patent number
11,964,263
Issue date
Apr 23, 2024
SBI FINE CHEMICALS INC.
Inder Pal Singh
C07 - ORGANIC CHEMISTRY
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Method of manufacturing bio-diesel and reactor
Patent number
11,951,451
Issue date
Apr 9, 2024
LOUISIANA ECO GEEN, LLC
Kemper J McSpadden
F28 - HEAT EXCHANGE IN GENERAL
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Methods for the decomposition of contaminated plastic waste
Patent number
11,945,918
Issue date
Apr 2, 2024
Novoloop, Inc.
Jia Yun Yao
B09 - DISPOSAL OF SOLID WASTE RECLAMATION OF CONTAMINED SOIL SOIL
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Compositions formed from plant extracts and methods of preparation...
Patent number
11,918,003
Issue date
Mar 5, 2024
aPEEL Technology, Inc.
Ronald C. Bakus
C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
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Method for producing 7-methyl-3-methylene-7-octenal acetal compound
Patent number
11,897,842
Issue date
Feb 13, 2024
SHIN-ETSU CHEMICAL CO, LTD.
Takeshi Kinsho
C07 - ORGANIC CHEMISTRY
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Method of manufacturing bio-diesel and reactor
Patent number
11,850,565
Issue date
Dec 26, 2023
Louisiana Eco Green, L.L.C.
Kemper J. McSpadden
F28 - HEAT EXCHANGE IN GENERAL
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System and method for manufacturing ester-based composition
Patent number
11,840,510
Issue date
Dec 12, 2023
LG Chem, Ltd.
Hyun Kyu Kim
C07 - ORGANIC CHEMISTRY
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Sebacic acid by-product fatty acid polyester polyol for polyurethan...
Patent number
11,820,741
Issue date
Nov 21, 2023
Maoshi Agricultural Technology Co., Ltd
Chenghu Zhong
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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Plant extract compositions for forming protective coatings
Patent number
11,767,278
Issue date
Sep 26, 2023
aPEEL Technology, Inc.
Ronald C. Bakus
C07 - ORGANIC CHEMISTRY
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Heterogeneous catalyst for transesterification and method of prepar...
Patent number
RE49610
Issue date
Aug 15, 2023
Crystaphase Products, Inc.
Umakant Pravinchandra Joshi
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Methods for producing alkyl hydroxyalkanoates
Patent number
11,691,941
Issue date
Jul 4, 2023
Cargill, Incorporated
Timothy Walter Abraham
C07 - ORGANIC CHEMISTRY
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Heterogeneous catalyst for transesterification and method of prepar...
Patent number
RE49551
Issue date
Jun 13, 2023
Crystaphase Products, Inc.
Umakant Pravinchandra Joshi
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Hydroformylated triglycerides and uses thereof
Patent number
11,673,850
Issue date
Jun 13, 2023
Checkerspot, Inc.
Zoran Petrovic
C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
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Solvent extraction of oil from distillers dried grains and methods...
Patent number
11,653,675
Issue date
May 23, 2023
Novita Nutrition, LLC
Keith Bruinsma
A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
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Composition containing eicosapentaenoic acid alkyl ester, and metho...
Patent number
11,648,229
Issue date
May 16, 2023
Nippon Suisan Kaisha, Ltd.
Nobushige Doisaki
C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
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last 30 patents
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METHOD FOR RECYCLING POLYESTER BLEND FABRIC
Publication number
20250136781
Publication date
May 1, 2025
QINGDAO AMINO MATERIAL TECHNOLOGY CO. LTD
Honggang LIU
C07 - ORGANIC CHEMISTRY
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FRAGRANCES AND FRAGRANCE MIXTURES
Publication number
20250090436
Publication date
Mar 20, 2025
SYMRISE AG
Vijayanand Chandrasekaran
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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PREPARATION METHOD OF MESOPOROUS CEO2-LOADED AU CATALYST, PRODUCTS...
Publication number
20250083129
Publication date
Mar 13, 2025
Baotou Research Institute of Rare Earths
Cheng ZHANG
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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8-(ACYLOXY)ALKANAL COMPOUND, PROCESS FOR PREPARING THE SAME AND PRO...
Publication number
20250084028
Publication date
Mar 13, 2025
Shin-Etsu Chemical Co., Ltd.
Yuki MIYAKE
C07 - ORGANIC CHEMISTRY
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METHOD FOR PREPARING BIS(GLYCOL)TEREPHTHALATE AND POLYESTER RESIN U...
Publication number
20250066283
Publication date
Feb 27, 2025
SK Chemicals Co., Ltd.
Young-Man YOO
C07 - ORGANIC CHEMISTRY
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Patent Application
SYSTEM AND METHOD FOR PREPARING DIESTER-BASED COMPOSITION
Publication number
20250065292
Publication date
Feb 27, 2025
LG CHEM, LTD.
Yeon Uk CHOO
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
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METHOD FOR PRODUCING BIS(2-HYDROXYETHYL)TEREPHTHALATE BY USING RECY...
Publication number
20240392098
Publication date
Nov 28, 2024
SK CHEMICAL CO., LTD.
Ji-Hun KIM
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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Patent Application
METHOD FOR PRODUCING FATTY ALCOHOL ESTERS OF HYDROXYCARBOXYLIC ACIDS
Publication number
20240294456
Publication date
Sep 5, 2024
IOI Oleo GmbH
Dirk LOCHMANN
C07 - ORGANIC CHEMISTRY
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Patent Application
METHOD FOR DEPOLYMERISING A POLYESTER FILLER COMPRISING A PRE-MIXIN...
Publication number
20240287278
Publication date
Aug 29, 2024
IFP Energies nouvelles
Yacine HAROUN
C07 - ORGANIC CHEMISTRY
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Patent Application
PROCESS FOR PRODUCING HIGH-GRADE TRICAPRYLIN
Publication number
20240254073
Publication date
Aug 1, 2024
lOl Oleo GmbH
Dirk LOCHMANN
C07 - ORGANIC CHEMISTRY
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Patent Application
PROCESS FOR DEPOLYMERIZING POLYETHYLENE TEREPHTHALATE BY GLYCOLYSIS
Publication number
20240246897
Publication date
Jul 25, 2024
AQUAFIL S.P.A.
Michele CECCHETTO
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Patent Application
METHOD OF MANUFACTURING BIO-DIESEL AND REACTOR
Publication number
20240246057
Publication date
Jul 25, 2024
LOUISIANA ECO GREEN, L.L.C.
Kemper J. McSpadden
F28 - HEAT EXCHANGE IN GENERAL
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METHOD FOR EXTRACTION AND TRANSFORMATION OF PHTHALATES CONTAINED IN...
Publication number
20240227246
Publication date
Jul 11, 2024
IFP ENERGIES NOUVELLES
Mayara AZIN GONDIM PAIVA
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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A Process for Preparing a Monoester of Terephthalic Acid and Its De...
Publication number
20240228736
Publication date
Jul 11, 2024
Agency for Science, Technology and Research
He-Kuan Luo
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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METHOD FOR SYNTHESIZING COMPOUND IN WHICH ACETOXYLATION REACTION IS...
Publication number
20240199526
Publication date
Jun 20, 2024
Hyundai Motor Company
Jong Geun Sung
C07 - ORGANIC CHEMISTRY
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POLYMER RECYCLING
Publication number
20240150541
Publication date
May 9, 2024
Poseidon Plastics Limited
Martin Atkins
C07 - ORGANIC CHEMISTRY
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INTEGRATED PROCESS
Publication number
20240141132
Publication date
May 2, 2024
Poseidon Plastics Limited
Martin Atkins
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
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HYDROFORMYLATED TRIGLYCERIDES AND USES THEREOF
Publication number
20240124378
Publication date
Apr 18, 2024
Checkerspot, Inc.
Zoran Petrovic
C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
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Patent Application
METHOD OF MANUFACTURING BIO-DIESEL AND REACTOR
Publication number
20240116018
Publication date
Apr 11, 2024
LOUISIANA ECO GREEN, L.L.C.
Kemper J. McSpadden
F28 - HEAT EXCHANGE IN GENERAL
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3-ACYLOXYMETHYL-3-BUTENAL ACETAL COMPOUNDS
Publication number
20240067595
Publication date
Feb 29, 2024
Shin-Etsu Chemical Co,. Ltd.
Takeshi Kinsho
C07 - ORGANIC CHEMISTRY
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Patent Application
METHODS OF PRODUCING 7-METHYL-3-METHYLENE-7-OCTENAL ACETAL COMPOUNDS
Publication number
20240025837
Publication date
Jan 25, 2024
Shin-Etsu Chemical Co,. Ltd.
Takeshi Kinsho
C07 - ORGANIC CHEMISTRY
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Patent Application
A PROCESS FOR RECYCLING OF POLYETHYLENE TEREPHTHALATE (PET) WASTE
Publication number
20230416183
Publication date
Dec 28, 2023
FILATEX INDIA LIMITED
Kasinath BHAUMIK
C07 - ORGANIC CHEMISTRY
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Patent Application
PREPARATION METHOD AND APPARATUS FOR METHYL METHACRYLATE
Publication number
20230406807
Publication date
Dec 21, 2023
ZHEJIANG NHU COMPANY LTD.
Lei WU
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Patent Application
POLYOL TREATMENT OF HYDRODEOXYGENATION FEEDSTOCK
Publication number
20230399572
Publication date
Dec 14, 2023
Renewable Energy Group, Inc.
Martin Haverly
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Patent Application
TEREPHTHALIC ACID ESTERS FORMATION
Publication number
20230374249
Publication date
Nov 23, 2023
9449710 CANADA INC.
Adel ESSADDAM
C07 - ORGANIC CHEMISTRY
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Patent Application
PROCESS FOR PRODUCING (R)-3-HYDROXYBUTYL (R)-3-HYDROXYBUTYRATE
Publication number
20230295672
Publication date
Sep 21, 2023
Oxford University Innovation Limited
Kieran CLARKE
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METHODS FOR PRODUCING ALKYL HYDROXYALKANOATES
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20230286895
Publication date
Sep 14, 2023
Cargill, Incorporated
Timothy Walter ABRAHAM
C07 - ORGANIC CHEMISTRY
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Belly Blade Mounted to Center of Mower Equipment
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20230279303
Publication date
Sep 7, 2023
Robert Saranzak
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
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HIGHLY UNSATURATED FATTY ACID OR HIGHLY UNSATURATED FATTY ACID ETHY...
Publication number
20230183165
Publication date
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NIPPON SUISAN KAISHA, LTD.
Nobushige DOISAKI
C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
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Patent Application
PROCESS FOR PREPARING TAPINAROF
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20230174445
Publication date
Jun 8, 2023
Dermavant Sciences GmbH
Ian Paul ANDREWS
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE