Granted Patent
Utility
US 4,364,484 · App. 06/288,148
Child resistant closure
Inventor:
John P. Kinsley
Patented Case
View Patent ↗
Granted: Dec 21, 1982
Filed: Jul 29, 1981
Inventor
John P. Kinsley
Assignee (at issue)
Seaquist Valve Company, division of Pittway Corporation
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.