Hajnalka Vikar nee Petho

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Patents Grantslast 30 patents

Information Patent Grant
2-hydroxy-and 2-halo-ethylthiopyridine intermediates for preparing...
- Patent number 4,691,017
- Issue date Sep 1, 1987
- Richter Gedeon Vegyeszeti Gyar Rt.
- Elemer Ezer
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
N-{2-[(3-benzoyl-2-pyridyl)-thio]-ethyl}-N'-cyano-S-methyl-isothiou...
- Patent number 4,624,959
- Issue date Nov 25, 1986
- Richter Gedeon Vegyeszeti Gyar Rt.
- Elemer Ezer
- C07 - ORGANIC CHEMISTRY