Granted Patent
Utility
US 6,239,286 · App. 09/463,434
Process for the preparation of 1,3-diaza-spiro (4.4) non-1-en-4-one derivatives and 1-cyano-1-acylamino-cyclopentane intermediates
Inventors:
Attila Kis-Tamas, Csaba Huszar, Bertrand Castro, Attila Nemeth, Peter Aranyosi, Karoly Gyure, Istvan Meszaros, Ilona Dervalicsne Zrinyi, Katalin Dubovszki, Lajosne Pali, Antal Gajary, Attila Supic, Zsuzsanna Nad, Zoltan Makovi, Endre Kollar, Zsuzsanna Csetrine Hari, Agnes Kunsztne Karasz, Erzsebet Bognar
Patented Case
View Patent ↗
Granted: May 29, 2001
Filed: May 15, 2000
Inventors
Attila Kis-Tamas
Csaba Huszar
Bertrand Castro
Attila Nemeth
Peter Aranyosi
Karoly Gyure
Istvan Meszaros
Ilona Dervalicsne Zrinyi
Katalin Dubovszki
Lajosne Pali
Antal Gajary
Attila Supic
Zsuzsanna Nad
Zoltan Makovi
Endre Kollar
Zsuzsanna Csetrine Hari
Agnes Kunsztne Karasz
Erzsebet Bognar
Assignee (at issue)
Sanofi-Synthelabo
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.