Granted Patent
Utility
US 4,163,335 · App. 05/924,611
Black powder firing nipple
Inventor:
Robert K. Ives
Patented Case
View Patent ↗
Granted: Aug 7, 1979
Filed: Jul 14, 1978
Inventor
Robert K. Ives
Assignee (at issue)
MICHAELS OF OREGON CO.
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.