Granted Patent
Utility
US 4,485,609 · App. 06/335,291
Torque limited cap applicating head
Inventor:
Samuel J. Kowal
Patented Case
View Patent ↗
Granted: Dec 4, 1984
Filed: Dec 28, 1981
Inventor
Samuel J. Kowal
Assignee (at issue)
Owens-Illinois Inc.
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.