ClassID:

95066

C07D311/62 - CPC Classification

Classification description:

Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings ortho- or peri-condensed with carbocyclic rings or ring systems; Benzo[b]pyrans, not hydrogenated in the carbocyclic ring other than with oxygen or sulphur atoms in position 2 or 4 with aryl radicals attached in position 2 with oxygen atoms directly attached in position 3, e.g. anthocyanidins

Recent Application in this class:
#1
20260042741
2026-02-12

METHODS FOR PREPARING (-)-EPICATECHIN

#2
20250388557
2025-12-25

Method for Preparing High-purity Theaflavins by Coupling Macroporous Resin Columns

#3
20250368629
2025-12-04

FLAVONOID COMPOUNDS AND METHODS AND MATERIALS FOR USING FLAVONOID COMPOUNDS TO TREAT FIBROTIC CONDITIONS

#4
20240254135
2024-08-01

POLYPHENOL COMPOUNDS

#5
20230192675
2023-06-22

Near and shortwave infrared polymethine dyes

#6
20230159482
2023-05-25

Flavan-3-ol analogs and anti-inflammatory activity

#7
20220324827
2022-10-13

EXTRACTION METHOD OF PROANTHOCYANIDIN FROM CHINESE BAYBERRY (MYRICA RUBRA SIEB. ET ZUCC) LEAVES

#8
20220273012
2022-09-01

FLAVANONE DERIVATIVES AND THEIR USE AS SWEETNESS ENHANCERS

#9
20220185801
2022-06-16

USE OF SMALL MOLECULE INHIBITORS TO KLF10 FOR MODULATION OF T REGULATORY CELLS AND CANCER IMMUNOTHERAPY

#10
20210380535
2021-12-09

CO-CRYSTALS COMPRISING EPICATECHIN AND A CARBOXY-N-HETEROCYCLIC CO-CRYSTAL FORMER

#11
20210347751
2021-11-11

METHOD FOR EFFICIENT EXTRACTION OF PLANT ANTHOCYANIDIN

#12
20210177801
2021-06-17

UTILITY OF (+) EPICATECHIN AND THEIR ANALOGS

#13
20210139447
2021-05-13

Lipophenolic flavonoid derivatives useful to reduce carbonyl and oxidative stresses (COS)

#14
20210139446
2021-05-13

Process for the separation of gallated epicatechins (EGCG and ECG) from green tea extract or green tea dust

#15
20200354331
2020-11-12

ICARIIN DERIVATIVES

#16
20200057370
2020-02-20

COMPOUND, RESIST COMPOSITION CONTAINING COMPOUND AND PATTERN FORMATION METHOD USING SAME

#17
20190247359
2019-08-15

Utility of (+) epicatechin and their analogs

#18
20190144412
2019-05-16

Selenium-enriched tea polyphenol selenide preparation

#19
20180099943
2018-04-12

Catalytic enantioselective synthesis of 2-aryl chromenes and related phosphoramidite ligands and catalyst compounds

#20
20180044649
2018-02-15

INFLUENZA A 2009 PANDEMIC H1N1 POLYPEPTIDE FRAGMENTS COMPRISING ENDONUCLEASE ACTIVITY AND THEIR USE

#21
20170333386
2017-11-23

Methods and compositions for attenuating allergenicity in protein products

#22
20170298283
2017-10-19

Method for liquid authentication by detection of flavonoid derivatives

#23
20170121318
2017-05-04

Use of small molecule inhibitors to KLF10 for modulation of T regulatory cells and cancer immunotherapy

#24
20160221982
2016-08-04

Catalytic enantioselective synthesis of 2-aryl chromenes and related phosphoramidite ligands and catalyst compounds

#25
20160206609
2016-07-21

Neuroprotective polyphenol analogs

#26
20160151329
2016-06-02

Method of producing proanthocyanidin oligomer

#27
20160068503
2016-03-10

(-)-EPIGALLOCATECHIN GALLATE DERIVATIVES FOR INHIBITING PROTEASOME

#28
20160068502
2016-03-10

Flavonoid IL-17A inhibitors

#29
20160053241
2016-02-25

Influenza A 2009 pandemic H1N1 polypeptide fragments comprising endonuclease activity and their use

#30
20160039781
2016-02-11

Analogues of epicatechin and related polyphenols

#31
20150368223
2015-12-24

Approach for synthesis of catechins

#32
20150353536
2015-12-10

Complex targeting hepatitis B virus

#33
20150315168
2015-11-05

Catalytic enantioselective synthesis of 2-aryl chromenes and related phosphoramidite ligands and catalyst compounds

#34
20150210663
2015-07-30

Dihydrochalcone derivatives and their use as antibiotic agents

#35
20150209267
2015-07-30

Method of suppressing coloration of catechins and a dentifrice composition

#36
20150203465
2015-07-23

Preparation of a new class of water-soluble ammonium 2,3-dihydroxy-5-((2,3)-3,5,7-trihydroxy-4-oxochroman-2-yl) phenolates and their biological activity of alcohol elimination

#37
20150133681
2015-05-14

Methods of purifying and identifying the presence of and levels of procyanidin oligomeric compounds

#38
20150119348
2015-04-30

CDK5 inhibitors and therapeutic uses thereof

#39
20150111961
2015-04-23

Membrane fusion inhibitor

#40
20150080587
2015-03-19

Process for the manufacture of taxifolin from wood

#41
20150080566
2015-03-19

Process for the extraction of wood

#42
20150038573
2015-02-05

Anti-obesity agent comprising compound containing benzotropolone ring

#43
20140343303
2014-11-20

Epigallocatechin gallate tetramer and vascular endothelial function improving agent containing the same

#44
20140341934
2014-11-20

Process for extracting materials from biological material

#45
20140309439
2014-10-16

Method for extracting anthocyanin derivatives from a plant source

#46
20140256741
2014-09-11

Flavonoid compounds

#47
20140213802
2014-07-31

(−)-Epigallocatechin gallate derivatives for inhibiting proteasome

#48
20140186328
2014-07-03

NEUROPROTECTIVE POLYPHENOL ANALOGS

#49
20140171631
2014-06-19

SYNTHESIS OF CATECHIN AND EPICATECHIN CONJUGATES

#50
20140161908
2014-06-12

Chroman derivatives, medicaments and use in therapy

#51
20130267586
2013-10-10

Compound

#52
20130149322
2013-06-13

Process for extracting materials from biological material

#53
20130090378
2013-04-11

Process for extracting compound from cranberry leaves and related products

#54
20130030047
2013-01-31

Fatty acid derivatives of catechins and methods of their use

#55
20130023565
2013-01-24

Influenza A 2009 pandemic H1N1 polypeptide fragments comprising endonuclease activity and their use

#56
20130004936
2013-01-03

SUPERCOOLING PROMOTING AGENT

#57
20120270821
2012-10-25

CDK5 Inhibitors and Therapeutic Uses Thereof

#58
20120258170
2012-10-11

PHARMACEUTICAL CO-CRYSTALS OF QUERCETIN

#59
20120232135
2012-09-13

(−)-epigallocatechin gallate derivatives for inhibiting proteasome

#60
20120172424
2012-07-05

Chroman derivatives, medicaments and use in therapy

#61
20120142947
2012-06-07

Stabilized 3-Hydroxyflavan Compositions and Methods Therefor

#62
20120142105
2012-06-07

Production and extraction of procyanidins from plant cell cultures

#63
20120088896
2012-04-12

DRUG FOR INHIBITING LECTIN-LIKE OXIDIZED LDL RECEPTOR AND DRUG FOR PREVENTING ARTERIOSCLEROSIS

#64
20120065410
2012-03-15

Anti-obesity agent comprising compound containing benzotropolone ring

#65
20120040075
2012-02-16

PACKAGE DRINK

#66
20120035254
2012-02-09

INHIBITOR FOR ELEVATION OF GIP LEVEL

#67
20120004296
2012-01-05

Chroman derivatives, medicaments and use in therapy

#68
20110288164
2011-11-24

Agent for inhibiting production of hepatitis C virus and its use

#69
20110263698
2011-10-27

Proanthocyanidin of cashew apple, composition containing proanthocyanidin, and application thereof

#70
20110172300
2011-07-14

Epigallocatechin gallate trimer and α-glucosidase inhibitor containing epigallocatechin gallate polymer

#71
20110159128
2011-06-30

ALCOHOL METABOLISM ENHANCER AND ALCOHOLIC BEVERAGE

#72
20110152361
2011-06-23

Epigallocatechin gallate tetramer and vascular endothelial function improving agent containing the same

#73
20110150790
2011-06-23

Glucosyltransferase inhibitor containing epigallocatechin gallate polymer as active ingredient

#74
20110124887
2011-05-26

Epigallocatechin dimers or trimers having lipase inhibitory activity and/or antioxidant activity

#75
20110028742
2011-02-03

Sulfur-containing proanthocyanidin oligomer composition and production method thereof

#76
20110021792
2011-01-27

Sulfur-containing proanthocyanidin oligomer composition and production method thereof

#77
20110003889
2011-01-06

Membrane fusion inhibitor

#78
20100324312
2010-12-23

NOVEL METHYLATED CATECHIN AND COMPOSITION CONTAINING THE SAME

#79
20100267132
2010-10-21

In vitro preservation of living animal cells and compounds suitable for use in the preservation of living animal cells

#80
20100247690
2010-09-30

Composition for prevention and/or treatment of pruritus containing acacia bark derivative

#81
20100227874
2010-09-09

REDUCTION OF OXIDATIVE STRESS DAMAGE DURING OR AFTER EXERCISE

#82
20100178370
2010-07-15

Composition for prevention and/or treatment of tumors containing acacia bark derivative

#83
20100173984
2010-07-08

Epigallocatechin-3-gallate crystal compositions

#84
20100166899
2010-07-01

Hypoglycemic composition containing acacia bark derivative

#85
20100137423
2010-06-03

Composition for prevention and/or treatment of tumors containing acacia derivative

#86
20100129521
2010-05-27

Heat Processed Products Having Altered Monomer Profiles and Processes For Controlling The Epimerization of (-)-Epicatechin and (+)-Catechin In The Products

#87
20100062138
2010-03-11

PROCESS FOR OBTAINING POLYPHENOL-RICH COCOA POWDER WITH LOW FAT CONTENT AND COCOA THUS OBTAINED

#88
20100055065
2010-03-04

AGENT FOR INHIBITING PRODUCTION OF HEPATITIS C VIRUS AND ITS USE

#89
20100048920
2010-02-25

Preparation of (+)-Catechin, (-)-Epicatechin, (-)-Catechin, and (+)-Epicatechin and Their 5,7,3',4'-Tetra-O-Benzyl Analogues

#90
20100008887
2010-01-14

Anti-obesity composition containing acacia bark derivative

#91
20100008869
2010-01-14

METHOD FOR PREVENTING COLORATION OF CATECHINS AND DENTIFRICE COMPOSITION

#92
20100004329
2010-01-07

ALCOHOL METABOLISM ENHANCER AND ALCOHOLIC BEVERAGE

#93
20090312409
2009-12-17

LIPOPEXIA INHIBITOR AND FOOD OR BEVERAGE

#94
20090264519
2009-10-22

INSULIN SENSITIVITY IMPROVING AGENT

#95
20090203926
2009-08-13

Process for selectively extracting procyanidins

#96
20090181079
2009-07-16

Methods of making and using theaflavin, theaflavin-3-gallate, theaflavin-3′-gallate and theaflavin 3,3′-digallate and mixtures thereof

#97
20090124818
2009-05-14

Method of producing proanthocyanidin-containing material

#98
20090117072
2009-05-07

Treatment of periodontal disease

#99
20090099374
2009-04-16

Method for producing flavan derivatives

#100
20090099373
2009-04-16

COMPOSITIONS ENRICHED IN ANTHOCYANINS

#101
20090093537
2009-04-09

Extracts rich in proanthocyanidins and relating process of preparation

#102
20090082285
2009-03-26

Adiponectin expression promoter

#103
20090075908
2009-03-19

Agent for strengthening calcium containing tissue and use thereof

#104
20090069414
2009-03-12

Epicatechin and vasodilation

#105
20090047305
2009-02-19

METHOD OF PRODUCING PROANTHOCYANIDIN OLIGOMER

#106
20080319052
2008-12-25

Lipopexia Inhibitor and Food or Beverage

#107
20080306286
2008-12-11

Isolation, Purification and Synthesis of Procyanidin B2 and Uses Thereof

#108
20080306284
2008-12-11

Lipase Inhibitors

#109
20080306142
2008-12-11

Isolation, purification and synthesis of procyanidin B2 and uses thereof

#110
20080306141
2008-12-11

Method of Extraction of Catechin Type-A Proanthocyanidins

#111
20080300302
2008-12-04

Stabilized 3-hydroxyflavan compositions and methods therefor

#112
20080275258
2008-11-06

Epigallocatechin dimers or trimers having lipase inhibitory activity and/or antioxidant activity

#113
20080275109
2008-11-06

NEUTRALIZING AGENT FOR VACUOLATING TOXIN

#114
20080269320
2008-10-30

Cocoa Extracts

#115
20080249163
2008-10-09

Process For Producing Product Containing Proanthocyanidin in High Proportion

#116
20080207770
2008-08-28

COMPOSITIONS ENRICHED IN PHENOLIC COMPOUNDS AND METHODS FOR PRODUCING THE SAME

#117
20080207747
2008-08-28

Lipase inhibitors

#118
20080199548
2008-08-21

Efficient method for producing compositions enriched in total phenols

#119
20080188550
2008-08-07

Treatment of inflammation

#120
20080176933
2008-07-24

Binding interaction of proanthocyanidins with bacteria and bacterial components

#121
20080176931
2008-07-24

(−)-epigallocatechin gallate derivatives for inhibiting proteasome

#122
20080131558
2008-06-05

Process for producing theaflavins

#123
20080064050
2008-03-13

Applications of the binding interaction of proanthocyanidins with bacteria and bacterial components

#124
20080058409
2008-03-06

Esterified Catechins, Processes for Producing the Same, and Foods and Beverages as well as Cosmetics Containing Such Esterified Catechins

#125
20080021227
2008-01-24

Cocoa extracts as antioxidants

#126
20070293415
2007-12-20

Composition containing flavan compound

#127
20070276147
2007-11-29

Synthesis of Oligomeric Epicatechin- and Catechin-Derived Procyanidins

#128
20070269536
2007-11-22

Compositions enriched in anthocyanins

#129
20070197804
2007-08-23

Synthesis of 4alpha-arylepicatechins

#130
20070184126
2007-08-09

Water-soluble bound matter of proanthocyandin and composition containing the same

#131
20070179304
2007-08-02

Process for producing chroman compound

#132
20070178175
2007-08-02

Lipase activity inhibitors containing high-molecular weight polyphenol fractions, tea extracts, and processes for producing the same

#133
20070128327
2007-06-07

Package drink

#134
20070128299
2007-06-07

Functional beverage and composition

#135
20070098765
2007-05-03

Method of making and using theaflavin, theaflavin-3-gallate, theaflavin-3′-gallate and theaflavin 3,3′-digallate and mixtures thereof

#136
20070092456
2007-04-26

Protectant of periodontal membranes

#137
20070078261
2007-04-05

Process for selectively extracting procyanidins

#138
20070072832
2007-03-29

Benzopyran derivatives as potassium channel openers

#139
20070042973
2007-02-22

Treatment of pain and fever

#140
20070021384
2007-01-25

Compounds for use in the treatment of infection

#141
20070009619
2007-01-11

Neutralizing agent for cavitating toxin

#142
20070003640
2007-01-04

Process for controlling the isomerization of (-)-epicatechin and (+)-catechin in edible products

#143
20060292247
2006-12-28

Neutralizing agent for toxin of Clostridium microorganisms

#144
20060281694
2006-12-14

Glucose levels

#145
20060281693
2006-12-14

Renal function improvement

#146
20060280816
2006-12-14

Efficient method for producing compositions enriched in total phenols

#147
20060276417
2006-12-07

Treatment of inflammation

#148
20060241154
2006-10-26

Benzotropolone derivatives and modulation of inflammatory response

#149
20060234957
2006-10-19

Adiponectin expression promoter

#150
20060189542
2006-08-24

Preventive or therapeutic composition for viral infectious disease

#151
20060177525
2006-08-10

Process for producing proanthocyanin-rich material

#152
20060173198
2006-08-03

Tetra- and penta-o-benzyl-protected, C-4 activated-epicatechin and -catechin monomers and processes for their preparation and use

#153
20060165609
2006-07-27

Periodontal ligament-protecting agent

#154
20060074126
2006-04-06

Chroman derivatives, medicaments and use in therapy

#155
20060073223
2006-04-06

Phloridzin-rich phenolic fraction and use thereof as a cosmetic, dietary or nutraceutical agent

#156
20060069046
2006-03-30

Process for the production of (−)-epigallocatechin gallate

#157
20060052441
2006-03-09

Methods of manufacture and combination compositions

#158
20060041010
2006-02-23

(−)-Epigallocatechin gallate derivatives for inhibiting proteasome

#159
20060024396
2006-02-02

Method of treating diabetes and obesity using carbohydrate absorption inhibitors

#160
20050267052
2005-12-01

Epicatechin for hypertension treatment

#161
20050266104
2005-12-01

Efficient method for producing compositions enriched in total phenols

#162
20050261198
2005-11-24

Sulfur-containing proanthocyanidin oligomer compositon and process for producing the same

#163
20050215493
2005-09-29

Calcium-containing tissue strengthening agents and use thereof

#164
20050209171
2005-09-22

Treatment of periodontal disease

#165
20050176939
2005-08-11

Method for selectively and sequentially extracting catechins from green tea leaf

#166
20050152839
2005-07-14

Methods for isolation of proanthocyanidins from flavonoid-producing cell culture

#167
20050085431
2005-04-21

Treatment of hypertension

#168
20050064050
2005-03-24

Neutralizing agent for toxin of Clostridium microorganisms

#169
20050049284
2005-03-03

Benzotropolone derivatives and modulation of inflammatory response

#170
20050037095
2005-02-17

Compositions enriched in anthocyanins

#171
20050020512
2005-01-27

Synthesis of oligomeric epicatechin and catechin-derived procyanidins

#172
20050014958
2005-01-20

Synthesis of epecatechin-4α, 8-epicatechin and -catechin dimers and derivatives thereof

#173
20050010040
2005-01-13

Compositions enriched in phenolic compounds and methods for producing the same