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Class Information
Number: 568/718
Name: Organic compounds -- part of the class 532-570 series > Organic compounds (class 532, subclass 1) > Oxygen containing (e.g., perchlorylbenzene, etc.) > Hydroxy containing (h of -oh may be replaced by a group ia or iia light metal) > Benzene ring containing > Phenols (h of -oh may be replaced by a group ia or iia light metal) > Polyphenols > Three or more rings containing
Description: Compounds which contain at least three rings.










Sub-classes under this class:

Class Number Class Name Patents
568/721 Alicyclic ring containing 74
568/719 Polycyclo ring system 133
568/720 Three or more phenols containing 126


Patents under this class:
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Patent Number Title Of Patent Date Issued
8212084 Method for the production of 4,4'-[1-trifluoromethyl)alkylidene]-bis-(2,6-diphenylphenols) Jul. 3, 2012
8193394 Process for production of lasofoxifene or analogue thereof Jun. 5, 2012
7932014 Photosensitive compound, photosensitive composition, resist pattern forming method, and device production process Apr. 26, 2011
7745670 Curcumin-Resveratrol hybrid molecule Jun. 29, 2010
7655820 Method for producing molecular compound Feb. 2, 2010
7622613 Thiol compound and photosensitive composition using the same Nov. 24, 2009
7456323 1,3-bis(3-formyl-4-hydroxyphenyl)adamantanes and polynuclear polyphenols derived therefrom Nov. 25, 2008
7446234 Bisphenol compound and process for preparation thereof Nov. 4, 2008
7414160 Process for producing aromatic compounds Aug. 19, 2008
7291756 Method for producing molecular compound Nov. 6, 2007
7125951 Monomers containing at least one biaryl unit and polymers and derivatives prepared therefrom Oct. 24, 2006
7126031 Bridged bi-aromatic ligands, catalysts, processes for polymerizing and polymers therefrom Oct. 24, 2006
7119123 Antimicrobially active 4-methyl-4-aryl-2-pentanols, their preparation and use Oct. 10, 2006
7091292 Bridged bi-aromatic catalysts, complexes, and methods of using the same Aug. 15, 2006
7087799 Amino group containing phenol derivative Aug. 8, 2006
7022873 Antibiotics Cyan-416 A, Cyan-416 B, Cyan-416 C, Cyan-416 D and Cyan-416 E, and ester derivatives of Cyan-416 B Apr. 4, 2006
7019179 Process for producing aromatic compounds Mar. 28, 2006
6906226 Hydroxymethyl-substituted polyfunctional phenols Jun. 14, 2005
6872858 Diphenol and process for producing the same Mar. 29, 2005
6620978 Positive photoresist composition and process for synthesizing polyphenol compound Sep. 16, 2003
6365775 Biphenyl compounds and their use as oestrogenic agents Apr. 2, 2002
6358431 Calixarenes Mar. 19, 2002
6344505 Mono- and bis-benzotriazolyldihydroxybiaryl UV absorbers Feb. 5, 2002
6326522 Process for production of 1,3-di(2-p-hydroxyphenyl-2-propyl)benzene Dec. 4, 2001
6147119 Biphenyl compounds and use thereof as oestrogenic agents Nov. 14, 2000
5959158 Method and system for bisphenol a production using water Sep. 28, 1999
5866724 Positive resist composition and photosensitizers Feb. 2, 1999
5770763 Difunctional bitricyclodecatriene monomers Jun. 23, 1998
5744653 Method for preparing 1,3-dihydroxy-4,6-bis(.alpha.-methyl-.alpha.(4'-hydroxyphenyl)ethyl)benz ene Apr. 28, 1998
5698600 Process for the production of bisphenols with the use of new cocatalysts Dec. 16, 1997
5618984 Phenol aralkyl resins, preparation process thereof and epoxy resin compositions Apr. 8, 1997
5541282 Aromatic polyhydroxy compounds and process for the preparation thereof Jul. 30, 1996
5493060 Method of making 1,1-bis-(4-hydroxyphenyl)-3,3,5-trimethylcyclohexane Feb. 20, 1996
5406003 Phenolic compounds Apr. 11, 1995
5382710 Aromatic polyhydroxy compounds and process for the preparation thereof Jan. 17, 1995
5382713 Phenolic compounds Jan. 17, 1995
5364977 Clathrate compounds comprising tetrakisphenols as host Nov. 15, 1994
5340937 Avoiding sulfonic phenols in production of phenols Aug. 23, 1994
5336752 Method for producing phenolic resin Aug. 9, 1994
5319149 Bis[4'-(4-hydroxyphenyl)-phenyl]alkanes and polycarbonates prepared therefrom Jun. 7, 1994
5306748 Fluorine-modified thermosetting resin and thermosetting resin composition Apr. 26, 1994
5300698 Process for the prepartion of 1,3,5-tris(4'-hydroxyaryl)benzene Apr. 5, 1994
5283374 Selected phenolic derivatives of 4-(4-hydroxyphenyl)-cyclohexanone and their use as sensitivity enhancers for radiation sensitive mixtures Feb. 1, 1994
5276213 Special dihydroxydiphenyl bicycloalkanes, their production and their use for the production of high molecular weight polycarbonates Jan. 4, 1994
5248838 Process for preparing bisphenol fluorene compounds Sep. 28, 1993
5236608 Alkyl phenol-sulfur condensates as fuel and lubricating oil additives Aug. 17, 1993
5219978 Poly(arylene ether)from 9,9-bis(3,5-diphenyl-4-hydroxyphenyl)fluorene Jun. 15, 1993
5210328 Process for the preparation of substituted cycloalkylidene bisphenols May. 11, 1993
5169990 Preparation of 9,9-bis-(4-hydroxyphenyl)-fluorene Dec. 8, 1992
5151531 Dihydric phenols Sep. 29, 1992

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