Granted Patent
Utility
US 5,387,680 · App. 08/105,090
C-22 ring stabilized rapamycin derivatives
Inventor:
Frances C. Nelson
Patented Case
View Patent ↗
Granted: Feb 7, 1995
Filed: Aug 10, 1993
Inventor
Frances C. Nelson
Assignee (at issue)
Amerimas Home Products, Inc.
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.