Granted Patent
Utility
US 4,428,639 · App. 06/365,847
Electrical connector
Inventor:
Frank M. Hillis
Patented Case
View Patent ↗
Granted: Jan 31, 1984
Filed: Apr 5, 1982
Inventor
Frank M. Hillis
Assignee (at issue)
Bendix 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.