Granted Patent
Utility
US 6,712,652 · App. 10/055,132
Power train
Inventor:
Terence James Roycroft
Patented Case
View Patent ↗
Granted: Mar 30, 2004
Filed: Jan 22, 2002
Inventor
Terence James Roycroft
Assignee (at issue)
Gibbs Technologies 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.