Granted Patent
Utility
US 6,096,883 · App. 09/210,921
3-hydroxy gamma-lactone based enantioselective synthesis of azetidinones
Inventors:
George G. Wu, Xing Chen, Yee-Shing Wong, Doris P. Schumacher, Martin Steinman
Patented Case
View Patent ↗
Granted: Aug 1, 2000
Filed: Dec 14, 1998
Inventors
George G. Wu
Xing Chen
Yee-Shing Wong
Doris P. Schumacher
Martin Steinman
Assignee (at issue)
SCHERING CORPORATION
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.