Granted Patent
Utility
US 4,604,635 · App. 06/669,594
Thermal paper and method for making thermal paper with silicone resin protective layer
Inventors:
Christopher A. Wiklof, Gerald R. Apperson, Robert J. Brooks, Robert A. Samuel
Patented Case
View Patent ↗
Granted: Aug 5, 1986
Filed: Nov 8, 1984
Inventors
Christopher A. Wiklof
Gerald R. Apperson
Robert J. Brooks
Robert A. Samuel
Assignee (at issue)
INTERMEC, 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.