Granted Patent
Utility
US 4,339,951 · App. 06/034,112
Tempeature measurement and display of indicia using thermochromic polyacetylenes
Inventors:
Kwok C. Yee, Anthony F. Preziosi, Gordhanbhai N. Patel, Ronald R. Chance, Granville G. Miller, Ray H. Baughman
Patented Case
View Patent ↗
Granted: Jul 20, 1982
Filed: Apr 30, 1979
Inventors
Kwok C. Yee
Anthony F. Preziosi
Gordhanbhai N. Patel
Ronald R. Chance
Granville G. Miller
Ray H. Baughman
Assignee (at issue)
ALLIED CONSULTING, 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.