P

Inventor

WEBER KURT

73 patents
⚠️ This page may combine multiple inventors who share the name “WEBER KURT”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

CIBA GEIGY CORP

24 patents
US5145991ASep 8, 1992

Distyrylbiphenyl compounds

CIBA GEIGY CORP65 citations96
US4366189ADec 28, 1982

4-Heterocyclyl-4'-vinylstilbenes

CIBA GEIGY CORP59 citations96
US4360679ANov 23, 1982

Benzofuranyl-benzimidazoles

CIBA GEIGY CORP33 citations93
US4264325AApr 28, 1981

Phenyl-benzimidazolyl-furanes for optical brightening of organic materials

CIBA GEIGY CORP30 citations93
US4250317AFeb 10, 1981

Benzofuranyl-benzimidazoles

CIBA GEIGY CORP35 citations93
US4146725AMar 27, 1979

Benzofuranyl-benzimidazoles

CIBA GEIGY CORP26 citations82
US4482496ANov 13, 1984

Stilbene compounds

CIBA GEIGY CORP7 citations74
US4314820AFeb 9, 1982

Distyrylbenzene fluorescent brightening agents

CIBA GEIGY CORP11 citations74
US4189589AFeb 19, 1980

Phenyl-benzimidazolyl-furanes

CIBA GEIGY CORP13 citations74
US4096154AJun 20, 1978

Process for the manufacture of compounds containing vinyl groups

CIBA GEIGY CORP8 citations74
US5035825AJul 30, 1991

Stable bleaching detergents containing stilbene fluorescent whitening agents

CIBA GEIGY CORP13 citations73
US4339393AJul 13, 1982

Distyrylbiphenyls

CIBA GEIGY CORP10 citations73
US4263431AApr 21, 1981

Cationic fluorescent whitening agents

CIBA GEIGY CORP13 citations73
US4013713AMar 22, 1977

Diarylvinyl-dihydrophenanthrene compounds

CIBA GEIGY CORP6 citations72
US5326491AJul 5, 1994

Detergents containing certain sulfonated dibenzofuranylbiphenyls

CIBA GEIGY CORP2 citations63
US5279772AJan 18, 1994

Liquid detergents containing specifically disulfonated dibenzofuranyl-biphenyls as flourescent whitening agents

CIBA GEIGY CORP5 citations63
US5152921AOct 6, 1992

Liquid detergents compositions containing 2-2-dichloro-5,5-disulfodistyrylbiphenyl as the fluorescent whitener

CIBA GEIGY CORP4 citations63
US4891153AJan 2, 1990

Mixtures of fluorescent whitening agents

CIBA GEIGY CORP2 citations63
US4867906ASep 19, 1989

Mixtures of fluorescent whitening agents

CIBA GEIGY CORP3 citations63
US4778622AOct 18, 1988

Mixtures of fluorescent whitening agents

CIBA GEIGY CORP2 citations63
US4424170AJan 3, 1984

Halostilbene sulfonates useful as starting materials for making fluorescent whitening agents of the 4,4'-distyrylbiphenyl series

CIBA GEIGY CORP3 citations63
US4118560AOct 3, 1978

Substituted 1,4-bis-styrylbenzene and 4,4'-bis styrylbiphenyl and their use as optical brightners

CIBA GEIGY CORP3 citations63
US4925595AMay 15, 1990

Liquid detergent compositions containing disulfonated fluorescent whitening agents: di-styryl-biphenyl or di-styryl-benzene derivatives

CIBA GEIGY CORP6 citations62
US4602087AJul 22, 1986

Distyrylbiphenyls

CIBA GEIGY CORP3 citations62

CIBA GEIGY AG

5 patents

UNIV WAKE FOREST HEALTH SCIENCES

5 patents

RIETER AG MASCHF

5 patents

WISEMAN GARRY R

3 patents

MAILLEFER SA

2 patents

MICROSOFT CORP

1 patent

WALTER KEITH ANDREW

1 patent

WEBER KURT

1 patent

FREUDENBERG CARL FA

1 patent

VOLVO AB

1 patent

SUEDDEUTSCHE KUEHLER BEHR

1 patent

Showing the top 50 of 73 patents by PatentIndex Score.