Granted Patent
Utility
US 5,600,529 · App. 08/442,396
Electromagnetic lock
Inventor:
Peter S. Conklin
Patented Case
View Patent ↗
Granted: Feb 4, 1997
Filed: May 16, 1995
Inventor
Peter S. Conklin
Assignee (at issue)
Harrow Products LLC
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.