Granted Patent
Utility
US 4,477,463 · App. 06/376,650
Antiinflammatory and/or analgesic 1-alkyl-4,5-diaryl-2-fluoroalkyl-1H-pyrroles
Inventor:
Saul C. Cherkofsky
Patented Case
View Patent ↗
Granted: Oct 16, 1984
Filed: May 10, 1982
Inventor
Saul C. Cherkofsky
Assignee (at issue)
E.I. DU PONT DE NEMOURS 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.