Granted Patent
Utility
US 4,693,507 · App. 06/869,425
Truck cargo bed liner with anti-slip surface
Inventors:
William L. Dresen, William F. Price, Phillip L. Emery, Harlan W. Breezer, Robert R. Holmes
Patented Case
View Patent ↗
Granted: Sep 15, 1987
Filed: Jun 2, 1986
Inventors
William L. Dresen
William F. Price
Phillip L. Emery
Harlan W. Breezer
Robert R. Holmes
Assignee (at issue)
Penda 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.