Granted Patent
Utility
US 4,675,706 · App. 06/837,109
Pressure-sensitive record material
Inventors:
Robert E. Miller, Robert W. Brown
Patented Case
View Patent ↗
Granted: Jun 23, 1987
Filed: Mar 7, 1986
Inventors
Robert E. Miller
Robert W. Brown
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.