Granted Patent
Utility
US 4,853,069 · App. 06/661,644
Elastomeric structures having controlled surface release characteristics
Inventors:
Cleo M. Williams, Myron D. Sanders, William C. Cook
Patented Case
View Patent ↗
Granted: Aug 1, 1989
Filed: Oct 17, 1984
Inventors
Cleo M. Williams
Myron D. Sanders
William C. Cook
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.