Granted Patent
Utility
US 6,029,835 · App. 09/223,120
Child resistant safety cap with built-in auto retracting key mechanism
Inventor:
Stuart W. DeJonge
Patented Case
View Patent ↗
Granted: Feb 29, 2000
Filed: Dec 30, 1998
Inventor
Stuart W. DeJonge
Assignee (at issue)
Valley Design 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.