Granted Patent
Utility
US 5,250,226 · App. 07/202,165
Electrical devices comprising conductive polymers
Inventors:
Ravinder K. Oswal, Amitkumar N. Dharia, Leonard W. Barrett
Patented Case
View Patent ↗
Granted: Oct 5, 1993
Filed: Jun 3, 1988
Inventors
Ravinder K. Oswal
Amitkumar N. Dharia
Leonard W. Barrett
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.