Granted Patent
Utility
US 6,240,950 · App. 09/384,521
Vapor control valve with bypass circuit
Inventor:
Robert S. Harris
Patented Case
View Patent ↗
Granted: Jun 5, 2001
Filed: Aug 27, 1999
Inventor
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.