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last 30 patents
Information
Patent Grant
Amino-substituted nitrobenzophenone derivatives with alkyl, phenyl,...
Patent number
4,221,739
Issue date
Sep 9, 1980
Richter Gedeon Vegyeszeti Gyar Rt.
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C07 - ORGANIC CHEMISTRY
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Patent Grant
Diamine-benzophenones and a process for the preparation thereof
Patent number
4,201,723
Issue date
May 6, 1980
Richter Gedeon Vegyeszeti Gyar Rt.
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C07 - ORGANIC CHEMISTRY
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Patent Grant
Alpha-substituted benzhydrol derivatives
Patent number
4,094,908
Issue date
Jun 13, 1978
Richter Gedeon Vegyeszeti Gyar Rt
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C07 - ORGANIC CHEMISTRY
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Patent Grant
Substituted nitrobenzophenone derivatives and a process for the pre...
Patent number
4,064,121
Issue date
Dec 20, 1977
Richter Gedeon Vegyeszeti Gyar Rt
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C07 - ORGANIC CHEMISTRY
Information
Patent Grant
.alpha.-Substituted benzhydrol derivatives and a process for the pr...
Patent number
4,039,589
Issue date
Aug 2, 1977
Richter Gedeon Vegyeszeti Gyar Rt
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C07 - ORGANIC CHEMISTRY
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Patent Grant
Diamine-benzophenones and a process for the preparation thereof
Patent number
3,989,701
Issue date
Nov 2, 1976
Richter Gedeon Vegyeszeti Gyar Rt
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C07 - ORGANIC CHEMISTRY
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Patent Grant
N-methyl substituted piperazino nitrobenzophenones and a process fo...
Patent number
3,975,390
Issue date
Aug 17, 1976
Richter Gedeon Vegyeszeti Gyar Rt.
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C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Substituted nitrobenzophenone derivatives
Patent number
3,957,777
Issue date
May 18, 1976
Richter Gedeon Vegyeszeti Gyar Rt
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C07 - ORGANIC CHEMISTRY