Granted Patent
Utility
US 5,256,807 · App. 07/881,913
Process and intermediates for chiral epoxides
Inventor:
Leland O. Weigel
Patented Case
View Patent ↗
Granted: Oct 26, 1993
Filed: May 12, 1992
Inventor
Leland O. Weigel
Assignee (at issue)
Eli Lilly and Company
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.