Granted Patent
Utility
US 4,548,946 · App. 06/349,201
Antiinflammatory and/or analgesic 1,8-Dihydro-(or 3,8-dihydro)-8-aryl-2-[(substituted)thio]-indeno[1,2-d]imidazoles and their corresponding sulfoxides and sulfones
Inventor:
Michael Finizio
Patented Case
View Patent ↗
Granted: Oct 22, 1985
Filed: Feb 22, 1982
Inventor
Michael Finizio
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.