Granted Patent
Utility
US 4,373,069 · App. 06/070,406
Elastomer compositions
Inventors:
Robert Bond, Robert J. Blythe
Patented Case
View Patent ↗
Granted: Feb 8, 1983
Filed: Aug 28, 1979
Inventors
Robert Bond
Robert J. Blythe
Assignee (at issue)
Dunlop GmbH
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.