Granted Patent
Utility
US 4,555,039 · App. 06/397,761
Pilfer-proof cap
Inventor:
Vincent N. Conti
Patented Case
View Patent ↗
Granted: Nov 26, 1985
Filed: Jul 13, 1982
Inventor
Vincent N. Conti
Assignee (at issue)
American Safety Closure Corp.
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.