Granted Patent
Utility
US 4,477,140 · App. 06/464,238
Self-locking connector
Inventor:
Hermenegildo A. Espiritu
Patented Case
View Patent ↗
Granted: Oct 16, 1984
Filed: Feb 7, 1983
Inventor
Hermenegildo A. Espiritu
Assignee (at issue)
International Telephone and Telegraph Corporation
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.