Granted Patent
Utility
US 5,194,447 · App. 07/837,048
Sulfonylcarbamates of rapamycin
Inventor:
Wenling Kao
Patented Case
View Patent ↗
Granted: Mar 16, 1993
Filed: Feb 18, 1992
Inventor
Wenling Kao
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.