Granted Patent
Utility
US 4,980,541 · App. 07/416,748
Conductive polymer composition
Inventors:
Jeff Shafe, O. James Straley, Gordon McCarty, Ravinder K. Oswal, Bernadette A. Trammell
Patented Case
View Patent ↗
Granted: Dec 25, 1990
Filed: Oct 3, 1989
Inventors
Jeff Shafe
O. James Straley
Gordon McCarty
Ravinder K. Oswal
Bernadette A. Trammell
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.