Granted Patent
Utility
US 4,896,696 · App. 07/374,850
Flow control restrictor
Inventors:
Andrew Bradley, Steven M. Knowles, Frederick J. Pilon
Patented Case
View Patent ↗
Granted: Jan 30, 1990
Filed: Jul 3, 1989
Inventors
Andrew Bradley
Steven M. Knowles
Frederick J. Pilon
Assignee (at issue)
Aeroquip 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.