Granted Patent
Utility
US 6,370,756 · App. 09/572,767
Method of forming damped drive shafts
Inventors:
Gary A. Conger, Donald S. Agnew
Patented Case
View Patent ↗
Granted: Apr 16, 2002
Filed: May 17, 2000
Inventors
Gary A. Conger
Donald S. Agnew
Assignee (at issue)
CARAUSTAR INDUSTRIAL AND CONSUMER PRODUCTS GROUP, 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.