Granted Patent
Utility
US 4,605,754 · App. 06/692,791
Acetaminophen analogs
Inventor:
Pyare Khanna
Patented Case
View Patent ↗
Granted: Aug 12, 1986
Filed: Jan 17, 1985
Inventor
Pyare Khanna
Assignee (at issue)
Syntex (U.S.A.) LLC
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.