Granted Patent
Utility
US 4,481,498 · App. 06/349,505
PTC Circuit protection device
Inventors:
Mary S. McTavish, Robert W. Stodieck, Frank A. Doljack
Patented Case
View Patent ↗
Granted: Nov 6, 1984
Filed: Feb 17, 1982
Inventors
Mary S. McTavish
Robert W. Stodieck
Frank A. Doljack
Assignee (at issue)
Raychem 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.