Granted Patent
Utility
US 6,477,875 · App. 09/981,801
Rotating pin tumbler side bar lock with side bar control
Inventors:
Peter H. Field, Andy Perkins
Patented Case
View Patent ↗
Granted: Nov 12, 2002
Filed: Oct 19, 2001
Inventors
Peter H. Field
Andy Perkins
Assignee (at issue)
MEDECO SECURITY LOCKS, 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.