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last 30 patents
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Patent Grant
1,3,4-benzotraizepin-5(4H)-one derivatives and process for the prep...
Patent number
5,441,948
Issue date
Aug 15, 1995
Egis Gyogyszergyar Rt.
Ilona Bodi
C07 - ORGANIC CHEMISTRY
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Patent Grant
Spiro derivatives of the pyrazolo [1,5-d] [1,2,4] triazine ring sys...
Patent number
4,469,692
Issue date
Sep 4, 1984
Alkaloida Vegyeszeti Gyar
Endre Tihanyi
C07 - ORGANIC CHEMISTRY