Granted Patent
Utility
US 5,272,840 · App. 07/851,220
Security gate with walk through feature
Inventors:
Roy E. Knoedler, T. Brent Freese, Robert M. Parker, Joseph E. Janicke
Patented Case
View Patent ↗
Granted: Dec 28, 1993
Filed: Mar 13, 1992
Inventors
Roy E. Knoedler
T. Brent Freese
Robert M. Parker
Joseph E. Janicke
Assignee (at issue)
Gerry Baby Products
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.