Granted Patent
Utility
US 4,823,677 · App. 07/144,902
Brake power assist servomotor
Inventor:
Thomas G. Ore
Patented Case
View Patent ↗
Granted: Apr 25, 1989
Filed: Jan 19, 1988
Inventor
Thomas G. Ore
Assignee (at issue)
General Electric Company
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.