Granted Patent
Utility
US 4,944,276 · App. 07/209,511
Purge valve for on board fuel vapor recovery systems
Inventors:
William J. House, III, Loren H. Kline, Lawrence McAuliffe, Jr.
Patented Case
View Patent ↗
Granted: Jul 31, 1990
Filed: Jun 22, 1988
Inventors
William J. House, III
Loren H. Kline
Lawrence McAuliffe, Jr.
Assignee (at issue)
Colt Industries, 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.