Granted Patent
Utility
US 4,655,063 · App. 06/736,145
Pick-resistant core
Inventors:
William R. Foshee, John McCrory
Patented Case
View Patent ↗
Granted: Apr 7, 1987
Filed: May 20, 1985
Inventors
William R. Foshee
John McCrory
Assignee (at issue)
Best Lock 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.