Granted Patent
Utility
US 5,352,782 · App. 08/071,552
Process for preparing crystalline .beta.-lactam monohydrate
Inventors:
Robert Nist, Marvin E. Wildfeuer
Patented Case
View Patent ↗
Granted: Oct 4, 1994
Filed: Jun 4, 1993
Inventors
Robert Nist
Marvin E. Wildfeuer
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.