Granted Patent
Utility
US 5,839,465 · App. 08/826,899
Above-ground tank auto-limiter
Inventors:
Paul E. Phillips, Rick E. Puffer, James F. Biesecker
Patented Case
View Patent ↗
Granted: Nov 24, 1998
Filed: Apr 9, 1997
Inventors
Paul E. Phillips
Rick E. Puffer
James F. Biesecker
Assignee (at issue)
EBW, 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.