Granted Patent
Utility
US 5,840,923 · App. 08/327,664
Chiral cyclopentene derivatives and their preparation
Inventors:
Stanley Michael Roberts, Horacio F. Olivo, Raymond McCague
Patented Case
View Patent ↗
Granted: Nov 24, 1998
Filed: Oct 21, 1994
Inventors
Stanley Michael Roberts
Horacio F. Olivo
Raymond McCague
Assignee (at issue)
Chiroscience, Ltd.
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.