Granted Patent
Utility
US 5,216,811 · App. 07/905,735
Method for forming a bushing
Inventors:
Arthur C. Jackson, Raymond P. Chandler
Patented Case
View Patent ↗
Granted: Jun 8, 1993
Filed: Jun 29, 1992
Inventors
Arthur C. Jackson
Raymond P. Chandler
Assignee (at issue)
Steel Parts 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.