Granted Patent
Utility
US 6,503,435 · App. 08/713,783
Method of making a gasket having an elastomeric seal
Inventors:
Martin Mockenhaupt, Albert Henhapl, Paul Estrich
Patented Case
View Patent ↗
Granted: Jan 7, 2003
Filed: Sep 13, 1996
Inventors
Martin Mockenhaupt
Albert Henhapl
Paul Estrich
Assignee (at issue)
Fel-Pro Incorporated
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.