Granted Patent
Utility
US 6,729,477 · App. 10/138,608
Fluid filter retainer and seal apparatus
Inventor:
Brian Yates
Patented Case
View Patent ↗
Granted: May 4, 2004
Filed: May 3, 2002
Inventor
Brian Yates
Assignee (at issue)
Arvin Technologies, 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.