Inventor
GREBER GERD
AT34 patents
⚠️ This page may combine multiple inventors who share the name “GREBER GERD”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CIBA GEIGY CORP
28 patentsUS4250096AFeb 10, 1981
3- and 4-Azidophthalic acid derivatives
CIBA GEIGY CORP83 citations96
US4134895AJan 16, 1979
Imidyl-benzenedicarboxylic acid derivatives
CIBA GEIGY CORP56 citations96
US4365068ADec 21, 1982
Crosslinkable bis-imidyl derivatives
CIBA GEIGY CORP21 citations82
US4177186ADec 4, 1979
Stabilization of light-sensitive polymers
CIBA GEIGY CORP27 citations82
US4132716AJan 2, 1979
Imidyl-benzene-dicarboxylic and -tricarboxylic acid derivatives
CIBA GEIGY CORP19 citations82
US4126619ANov 21, 1978
Crosslinkable bis-imidyl derivatives
CIBA GEIGY CORP21 citations82
US4233220ANov 11, 1980
Imidyl-benzene-dicarboxylic and -tricarboxylic acid derivatives
CIBA GEIGY CORP6 citations74
US4210578AJul 1, 1980
4-Siloxy derivatives of polyalkylated piperidines
CIBA GEIGY CORP9 citations74
US4115231ASep 19, 1978
Crosslinkable mixtures of oligomers or polymers and diamines
CIBA GEIGY CORP20 citations74
US4111771ASep 5, 1978
Crosslinkable tetra-imidyl derivatives and crosslinked polymers therefrom
CIBA GEIGY CORP7 citations74
US4110188AAug 29, 1978
Crosslinkable mixtures of bis-imidyl derivatives
CIBA GEIGY CORP16 citations74
US4045459AAug 30, 1977
Agent for the regulation of plant growth
CIBA GEIGY CORP14 citations74
US3979393ASep 7, 1976
Imidyl- and isoimidyl-phthalic anhydrides, process for their manufacture and their use for curing epoxide resins
CIBA GEIGY CORP12 citations74
US3950308AApr 13, 1976
Crosslinked polymers containing siloxane groups
CIBA GEIGY CORP11 citations74
US3948835AApr 6, 1976
Silicon-modified prepolymers
CIBA GEIGY CORP14 citations74
US4176124ANov 27, 1979
Silicon-modified phthalic acid derivatives
CIBA GEIGY CORP13 citations73
US4124651ANov 7, 1978
Process for the production of polyamide-polyamide-acid copolymers
CIBA GEIGY CORP7 citations73
US4280946AJul 28, 1981
Crosslinkable bis-imidyl derivatives
CIBA GEIGY CORP1 citations63
US4160081AJul 3, 1979
Imidyl- and isoimidyl-phthalic anhydrides, process for their manufacture and their use for curing epoxide resins
CIBA GEIGY CORP4 citations63
US4131613ADec 26, 1978
Isoimidyl-phthalic anhydrides
CIBA GEIGY CORP2 citations63
US4306073ADec 15, 1981
Silicon-modified bis-phthalic acid derivatives
CIBA GEIGY CORP5 citations62
US4210588AJul 1, 1980
Silicon-modified imidyl-phthalic acid derivatives
CIBA GEIGY CORP5 citations62
US4053497AOct 11, 1977
Agent for the regulation of plant growth
CIBA GEIGY CORP4 citations62
US4053496AOct 11, 1977
Products from the hydrolysis of β-halogenoethyl-silanes and their use as agents for the regulation of plant growth
CIBA GEIGY CORP3 citations62
US4261898AApr 14, 1981
Silicon-modified phthalic acid derivatives
CIBA GEIGY CORP1 citations52
US4219481AAug 26, 1980
Crosslinkable bis-imidyl derivatives
CIBA GEIGY CORP0 citations52
US4211705AJul 8, 1980
Imidyl-benzenedicarboxylic acid derivatives
CIBA GEIGY CORP0 citations52
US4105648AAug 8, 1978
Crosslinked polyacrylamides containing silyl groups
CIBA GEIGY CORP1 citations45
CHEMIE LINZ GMBH
3 patentsUS5288876AFeb 22, 1994
Benzophenone iminodiimides and heat-stable polymers derived therefrom
CHEMIE LINZ GMBH9 citations70
US5164476ANov 17, 1992
Soluble and/or fusible polyimides and polyamidoimides
CHEMIE LINZ GMBH1 citations49
US5453515ASep 26, 1995
Benzophenone iminodiimides and heat-stable polymers derived therefrom
CHEMIE LINZ GMBH1 citations48