ClassID:

93382

C07C309/58 - CPC Classification

Classification description:

Sulfonic acids; Halides, esters, or anhydrides thereof; Sulfonic acids having sulfo groups bound to carbon atoms of six-membered aromatic rings of a carbon skeleton containing carboxyl groups bound to the carbon skeleton Carboxylic acid groups or esters thereof

Recent Application in this class:
#1
20260063994
2026-03-05

RADIATION-SENSITIVE COMPOSITION, METHOD FOR FORMING PATTERN AND ONIUM SALT COMPOUND

#2
20250276954
2025-09-04

ONIUM SALT, CHEMICALLY AMPLIFIED RESIST COMPOSITION, AND PATTERNING PROCESS

#3
20250116934
2025-04-10

ONIUM SALT MONOMER, POLYMER, CHEMICALLY AMPLIFIED RESIST COMPOSITION, AND PATTERN FORMING PROCESS

#4
20240327338
2024-10-03

ORGANIC SALT, RESIST COMPOSITION INCLUDING THE SAME, AND METHOD OF FORMING PATTERN USING THE SAME

#5
20240279166
2024-08-22

SALT, ACID GENERATOR, RESIN, RESIST COMPOSITION AND METHOD FOR PRODUCING RESIST PATTERN

#6
20240158723
2024-05-16

Sulfoperoxycarboxylic acids, their preparation and methods of use as bleaching and antimicrobial agents

#7
20220177514
2022-06-09

Method for functionalization of an aromatic amino acid or a nucleobase

#8
20210317388
2021-10-14

Sulfoperoxycarboxylic acids, their preparation and methods of use as bleaching and antimicrobial agents

#9
20200255775
2020-08-13

Sulfoperoxycarboxylic acids, their preparation and methods of use as bleaching and antimicrobial agents

#10
20200089112
2020-03-19

Resist composition and patterning process

#11
20190249121
2019-08-15

Sulfoperoxycarboxylic acids, their preparation and methods of use as bleaching and antimicrobial agents

#12
20190010111
2019-01-10

Preparation of phenyl compounds

#13
20180282669
2018-10-04

Sulfoperoxycarboxylic acids, their preparation and methods of use as bleaching and antimicrobial agents

#14
20180039175
2018-02-08

Negative resist composition and resist pattern forming process

#15
20170247557
2017-08-31

Compound, ink, ink cartridge and ink jet recording method

#16
20170123314
2017-05-04

Thermal acid generators and photoresist pattern trimming compositions and methods

#17
20170123313
2017-05-04

Thermal acid generators and photoresist pattern trimming compositions and methods

#18
20160311842
2016-10-27

Allosteric modulators of factor XIa as anticoagulant agents

#19
20160168087
2016-06-16

Sulfoperoxycarboxylic acids, their preparation and methods of use as bleaching and antimicrobial agents

#20
20160075644
2016-03-17

5-Sulfoisophthalic Acid Salts

#21
20160060213
2016-03-03

Metal Salts of a Dialkyl Ester of 5-Sulfoisophthalic Acid

#22
20160009640
2016-01-14

Surface Active Agents Derived from Biodiesel-Based Alkylated Aromatic Compounds

#23
20150057316
2015-02-26

NOVEL SULFONATE-BASED TRIMEBUTINE SALTS

#24
20140323751
2014-10-30

5-sulfoisophthalic acid salts and process for the preparation thereof

#25
20140308366
2014-10-16

Sulfoperoxycarboxylic acids, their preparation and methods of use as bleaching and antimicrobial agents

#26
20130211116
2013-08-15

Salts of 5-sulfoisophthalic acid and method of making same

#27
20130172589
2013-07-04

Surface active agents derived from biodiesel-based alkylated aromatic compounds

#28
20130053593
2013-02-28

5-sulfoisophthalic acid salts and process for the preparation thereof

#29
20120245378
2012-09-27

Use of an acetic acid/water solvent mixture for the preparation of low-sulfate 5-sulfoisophthalic acid, mono-lithium salt from 5-sulfoisophthalic acid

#30
20120225981
2012-09-06

Metal salts of a dialkyl ester of 5-sulfoisophthalic acid and method of preparing same

#31
20120052134
2012-03-01

Sulfoperoxycarboxylic acids, their preparation and methods of use as bleaching and antimicrobial agents

#32
20110152537
2011-06-23

Ionic liquids

#33
20100298597
2010-11-25

Purification of 5-sulfoisophthalic acid by the use of an acetic acid wash on a crude cake

#34
20100228048
2010-09-09

Process for preparing substituted aromatic carboxylic acids

#35
20100048730
2010-02-25

Sulfoperoxycarboxylic acids, their preparation and methods of use as bleaching and antimicrobial agents

#36
20090156857
2009-06-18

Diaminium bis-3,5-dicarboxybenzensulfonate and tri-diaminium bis-3,5-dicarboxybenzensulfonate and methods for producing same

#37
20080076188
2008-03-27

Luminescent compounds

#38
20070125712
2007-06-07

Anion-exchange displacement chromatography process and anionic organic compounds for use as displacer compounds in anion-exchange displacement chromatography process

#39
20070075298
2007-04-05

Biasable transfer composition and member

#40
20070075295
2007-04-05

Biasable transfer composition and member

#41
20060142624
2006-06-29

Zeolite Y alkylation catalysts

#42
20050250970
2005-11-10

Zeolite Y alkylation catalysts

#43
20050203322
2005-09-15

Zeolite Y alkylation catalysts

#44
20050172418
2005-08-11

Anionic phthalic acid ester compounds and stain resistant compounds

#45
20050165247
2005-07-28

Method for producing substituted nitro benzoic acids by oxidation of corresponding nitro toluenes, nitro benzyl alcohols, esters and/or ethers

#46
20050014095
2005-01-20

Sulfonate and a resist composition