Granted Patent
Utility
US 6,834,507 · App. 10/350,757
Convoluted seal with enhanced wear capability
Inventor:
Stephen W. Jorgensen
Patented Case
View Patent ↗
Granted: Dec 28, 2004
Filed: Jan 24, 2003
Inventor
Stephen W. Jorgensen
Assignee (at issue)
Power Systems Mfg., 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.