Granted Patent
Utility
US 5,755,248 · App. 07/855,314
Fuel tank venting control valve assembly
Inventors:
Emil Szlaga, Robert H. Thompson
Patented Case
View Patent ↗
Granted: May 26, 1998
Filed: Mar 23, 1992
Inventors
Emil Szlaga
Robert H. Thompson
Assignee (at issue)
Stant Manufacturing 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.