Granted Patent
Utility
US 4,363,866 · App. 06/254,083
Recording materials
Inventors:
Stuart C. Rennison, Ronald J. Stacey
Patented Case
View Patent ↗
Granted: Dec 14, 1982
Filed: Apr 14, 1981
Inventors
Stuart C. Rennison
Ronald J. Stacey
Assignee (at issue)
Bedford Limited
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.