Granted Patent
Utility
US 6,374,650 · App. 09/402,440
Lock mechanism
Inventor:
Donald J. Newman
Patented Case
View Patent ↗
Granted: Apr 23, 2002
Filed: Oct 7, 1999
Inventor
Donald J. Newman
Assignee (at issue)
Lockwood Australia Pty Ltd.
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.