Granted Patent
Utility
US 4,586,061 · App. 06/733,016
Thermally-responsive record material
Inventor:
Kenneth D. Glanz
Patented Case
View Patent ↗
Granted: Apr 29, 1986
Filed: May 13, 1985
Inventor
Kenneth D. Glanz
Assignee (at issue)
Appleton Papers 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.