Granted Patent
Utility
US 5,245,974 · App. 07/923,781
Treatment of fuel vapor emissions
Inventors:
Stephen James Watson, Darren A. Smith, Stuart A. Higgins, Christopher N. F. Sayer
Patented Case
View Patent ↗
Granted: Sep 21, 1993
Filed: Aug 26, 1992
Inventors
Stephen James Watson
Darren A. Smith
Stuart A. Higgins
Christopher N. F. Sayer
Assignee (at issue)
Orbital Engine Company (Australia) Pty Limited
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.