Granted Patent
Utility
US 5,086,690 · App. 07/692,888
Booster interlock divider and diaphragm concept
Inventors:
Donald M. Flory, Clark D. Moore, Craig A. Osterday, Edward J. De Hoff
Patented Case
View Patent ↗
Granted: Feb 11, 1992
Filed: Apr 29, 1991
Inventors
Donald M. Flory
Clark D. Moore
Craig A. Osterday
Edward J. De Hoff
Assignee (at issue)
General Motors LLC
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.