Granted Patent
Utility
US 5,290,974 · App. 08/030,633
Tab and notch locator for exhaust systems
Inventors:
Arthur D. Douglas, Freddie A. Baldwin, Alan L. Brittingham
Patented Case
View Patent ↗
Granted: Mar 1, 1994
Filed: Mar 12, 1993
Inventors
Arthur D. Douglas
Freddie A. Baldwin
Alan L. Brittingham
Assignee (at issue)
Arvin Industries, Inc.
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.