Granted Patent
Utility
US 5,265,311 · App. 07/809,383
Self closing hinge
Inventor:
E. Scott Gard
Patented Case
View Patent ↗
Granted: Nov 30, 1993
Filed: Dec 16, 1991
Inventor
E. Scott Gard
Assignee (at issue)
Econo Max Manufacturing
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.