Granted Patent
Utility
US 4,948,377 · App. 07/383,293
Submersible electrical connector
Inventor:
James L. Cairns
Patented Case
View Patent ↗
Granted: Aug 14, 1990
Filed: Jul 17, 1989
Inventor
James L. Cairns
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.