Granted Patent
Utility
US 4,774,024 · App. 06/711,909
Conductive polymer compositions
Inventors:
Marguerite E. Deep, Nelson H. Thein
Patented Case
View Patent ↗
Granted: Sep 27, 1988
Filed: Mar 14, 1985
Inventors
Marguerite E. Deep
Nelson H. Thein
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.