ClassID:

91822

C07C53/124 - CPC Classification

Classification description:

Saturated compounds having only one carboxyl group bound to an acyclic carbon atom or hydrogen Acids containing four carbon atoms

Recent Application in this class:
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20260085039
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Psilocin crystalline forms

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20250368598
2025-12-04

CATALYTIC CARBOXYCARBONYLATION OF ALKENES TO FORM ANHYDRIDES

#3
20250340505
2025-11-06

SOLID-STATE FORM OF HYDRATE OF CALCIUM OXYBATE, METHOD OF MAKING AND USE

#4
20220162653
2022-05-26

Preparation of (R)-3-Hydroxybutyric Acid or Its Salts by One-Step Fermentation

#5
20210079537
2021-03-18

Multi-step process and system for converting carbon dioxide to multi-carbon products

#6
20190376098
2019-12-12

Preparation of (R)-3-hydroxybutyric acid or its salts by one-step fermentation

#7
20190375911
2019-12-12

Rubber-metal adhesion promoter, rubber composition, and tire

#8
20190169130
2019-06-06

MULTIPLE-COMPONENT SOLID PHASES CONTAINING AT LEAST ONE ACTIVE PHARMACEUTICAL INGREDIENT

#9
20180282767
2018-10-04

Preparation of (R)-3-hydroxybutyric acid or its salts by one-step fermentation

#10
20170362182
2017-12-21

MULTIPLE-COMPONENT SOLID PHASES CONTAINING AT LEAST ONE ACTIVE PHARMACEUTICAL INGREDIENT

#11
20170253722
2017-09-07

RUBBER-METAL ADHESION PROMOTER, RUBBER COMPOSITION, AND TIRE

#12
20170238545
2017-08-24

Zinc or copper (II) salt and use thereof as a biocide

#13
20140162989
2014-06-12

Multiple-component solid phases containing at least one active pharmaceutical ingredient

#14
20130289112
2013-10-31

Salts of kukoamine B, preparation method and use thereof

#15
20120289741
2012-11-15

Method for producing catalyst for use in production of unsaturated aldehyde and/or unsaturated carboxylic acid, and method for producing unsaturated aldehyde and/or unsaturated carboxylic acid

#16
20120135952
2012-05-31

BUTYRIC ACID SALT OF N,N-DIMETHYL IMIDOCARBON IMIDIC DIAMIDE, METHOD OF PREPARING SAME, AND PHARMACEUTICAL COMPOSITIONS AND COMBINATIONS CONTAINING SAME

#17
20120112127
2012-05-10

RECOVERY OF ORGANIC ACIDS

#18
20120035393
2012-02-09

Method for producing aliphatic carboxylic acids from aldehydes by microreaction technology

#19
20110253133
2011-10-20

Methods and compositions for administration of oxybutynin

#20
20110201842
2011-08-18

METHOD FOR RECOVERING CARBOXYLIC ACIDS FROM DILUTE AQUEOUS STREAMS

#21
20110147307
2011-06-23

Method for recovering carboxylic acids from dilute aqueous streams

#22
20110087038
2011-04-14

Process and device for the oxidation of organic compounds

#23
20110021474
2011-01-27

Ecdysterone compounds

#24
20100298450
2010-11-25

Process for fermentation of syngas from indirect gasification

#25
20100187472
2010-07-29

Recovery of organic acids

#26
20100099912
2010-04-22

Method for the conversion, under mild conditions and in aqueous medium, of gaseous and liquid alkanes into carboxylic acids

#27
20100087689
2010-04-08

Method for depletion of sulfur and/or compounds containing sulfur from a biochemically produced organic compound

#28
20090287018
2009-11-19

Method for producing catalyst for use in production of unsaturated aldehyde and/or unsaturated carboxylic acid, and method for producing unsaturated aldehyde and/or unsaturated carboxylic acid

#29
20090281354
2009-11-12

Recovery of organic acids

#30
20090202844
2009-08-13

Intermediate film of laminated safety glass with antiglare function and novel neodymium compound

#31
20090137843
2009-05-28

METHOD FOR PRODUCING ORGANIC ACID

#32
20090131715
2009-05-21

Processes for preparing organic compounds having improved color characteristics

#33
20080234371
2008-09-25

Non-hygroscopic L-carnitine salts

#34
20080146833
2008-06-19

Process for carbonylation of aliphatic alcohols and/or ester derivatives thereof

#35
20080119665
2008-05-22

Process for the Synthesis of Zirconium Carboxylates

#36
20080009652
2008-01-10

Process of Making Butyric Acid

#37
20070191224
2007-08-16

Palladium, tungsten and zirconium-based catalyst for production of oxygen-containing compound, production process of the catalyst, and production process of oxygen-containing compound using the catalyst

#38
20070167649
2007-07-19

METHOD FOR PRODUCING ORGANIC ACID

#39
20070161816
2007-07-12

METHOD FOR PRODUCING ORGANIC ACID

#40
20070010688
2007-01-11

Preparation or organic acids from aldehyde compounds by means of liquid phase oxidation reaction

#41
20060159608
2006-07-20

Method for the use of [11C] carbon monoxide in labeling synthesis of 11C-labelled acids by photo-induced free radical carbonylation

#42
20060128991
2006-06-15

Method and device for hydrolytically obtaining a carboxylic acid and alcohol from the corresponding carboxylic ester

#43
20060111589
2006-05-25

Two-step process to produce methyl branched organic compounds using dimethyl ether and hydrogen

#44
20060052633
2006-03-09

Method for preparing organic acid

#45
20060052631
2006-03-09

Flexible method for the joint production of (i) formic acid, (ii) a carboxylic acid comprising at least two carbon atoms and/or the derivatives thereof, and (iii) a carboxylic acid anhydride

#46
20050256337
2005-11-17

Recovery of organic acids

#47
20050131249
2005-06-16

Method of making salt

#48
20050070738
2005-03-31

Method for producing organic acid

#49
20050033087
2005-02-10

Processes for preparing organic compounds having improved color characteristics

#50
20050014974
2005-01-20

Process for the manufacture of isobutyric anhydride

#51
16203479
2019-06-11

Method of preparing N-butyric acid by using poly-3-hydroxybutyrate

#52
13731549
2016-05-31

Ecdysterone compounds