Granted Patent
Utility
US 6,450,412 · App. 09/832,421
Temperature actuated flow restrictor
Inventor:
Kevin J. Cessac
Patented Case
View Patent ↗
Granted: Sep 17, 2002
Filed: Apr 10, 2001
Inventor
Kevin J. Cessac
Assignee (at issue)
PGI INTERNATIONAL, LTD.
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.