Granted Patent
Utility
US 5,694,968 · App. 08/634,903
Tank venting control system
Inventors:
Jeffrey Devall, Lowell R. Bell, Robert S. Harris
Patented Case
View Patent ↗
Granted: Dec 9, 1997
Filed: Apr 15, 1996
Inventors
Jeffrey Devall
Lowell R. Bell
Robert S. Harris
Assignee (at issue)
Stant Manufacturing 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.