IP Library Granted Patent US 4,650,933
Granted Patent Utility
US 4,650,933 · App. 06/883,286

Jack and test plug

Inventors: Mark Benda, Raymond G. Cappo, Jr., Jerald J. Kwilos, Joe O. Replogle
Patented Case View Patent ↗
Granted: Mar 17, 1987 Filed: Jul 7, 1986
Inventors
Mark Benda
Raymond G. Cappo, Jr.
Jerald J. Kwilos
Joe O. Replogle
Assignee (at issue)
AT&T Bell Laboratories

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.

Order Certified Copies
Most orders are placed with the USPTO same day — all within 24 business hours.
Order via The Patent Place →
Pre-filled with this patent's details
Quick Facts
Patent No.
US 4,650,933
App. No.
06/883,286
Filed
1986-07-07
Granted
1987-03-17
Kind
A