Granted Patent
Utility
US 6,540,909 · App. 09/800,982
Fluid filter with pressure relief valve
Inventors:
Paul Smith, Kevin J. Rucinski, Alfred Tondreau, Ken Conti
Patented Case
View Patent ↗
Granted: Apr 1, 2003
Filed: Mar 7, 2001
Inventors
Paul Smith
Kevin J. Rucinski
Alfred Tondreau
Ken Conti
Assignee (at issue)
DAVCO Technology, LLC
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.