Granted Patent
Utility
US 6,015,340 · App. 08/992,680
Method for assembling shaft of rotating valve door between a pair of housings
Inventor:
Ardeean Scoccia
Patented Case
View Patent ↗
Granted: Jan 18, 2000
Filed: Dec 17, 1997
Inventor
Ardeean Scoccia
Assignee (at issue)
General Motors LLC
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.