Granted Patent
Utility
US 6,694,791 · App. 09/652,055
Method of spin forming and part made thereof
Inventors:
Gerald M. Johnson, Leo C. Sholl
Patented Case
View Patent ↗
Granted: Feb 24, 2004
Filed: Aug 31, 2000
Inventors
Gerald M. Johnson
Leo C. Sholl
Assignee (at issue)
Hayes-Albion Corporation
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.