Granted Patent
Utility
US 5,794,472 · App. 08/432,528
Disconnecting drive mechanism for cylindrical lockset
Inventors:
Steven A. Kester, Scott A. Gilbertson, John W. McIntire, Ralph P. Palmer
Patented Case
View Patent ↗
Granted: Aug 18, 1998
Filed: May 1, 1995
Inventors
Steven A. Kester
Scott A. Gilbertson
John W. McIntire
Ralph P. Palmer
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.