Granted Patent
Utility
US 6,705,339 · App. 10/156,591
Surge check unit for a liquid distribution system
Inventor:
Grant A. Colton, Sr.
Patented Case
View Patent ↗
Granted: Mar 16, 2004
Filed: May 28, 2002
Inventor
Grant A. Colton, Sr.
Assignee (at issue)
GA Industries, 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.