Granted Patent
Utility
US 4,804,031 · App. 07/038,282
Tire removal apparatus
Inventors:
Michael W. Rouse, Robert L. Thelen
Patented Case
View Patent ↗
Granted: Feb 14, 1989
Filed: Apr 14, 1987
Inventors
Michael W. Rouse
Robert L. Thelen
Assignee (at issue)
Waste Recovery, 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.