Granted Patent
Utility
US 5,887,573 · App. 08/881,762
Fuel filter with cold start circuit
Inventors:
Leon P. Janik, Michael J. Williams, Richard E. Atwood
Patented Case
View Patent ↗
Granted: Mar 30, 1999
Filed: Jun 25, 1997
Inventors
Leon P. Janik
Michael J. Williams
Richard E. Atwood
Assignee (at issue)
Stanadyne Automotive Corp.
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.