Granted Patent
Utility
US 4,485,136 · App. 06/477,454
Ambient temperature repair of elastomeric articles having a hollow therein
Inventors:
Russell W. Koch, Walter R. Hausch
Patented Case
View Patent ↗
Granted: Nov 27, 1984
Filed: Mar 21, 1983
Inventors
Russell W. Koch
Walter R. Hausch
Assignee (at issue)
The Firestone Tire & Rubber Company
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.