Granted Patent
Utility
US 6,488,553 · App. 09/886,272
Driveshaft with a resiliently deformable cushioning structure secured thereon
Inventor:
Robert Bourret
Patented Case
View Patent ↗
Granted: Dec 3, 2002
Filed: Jun 22, 2001
Inventor
Robert Bourret
Assignee (at issue)
BOMBARDIER 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.