Granted Patent
Utility
US 4,990,095 · App. 07/372,296
Zero separation force connector
Inventor:
William B. Walkup
Patented Case
View Patent ↗
Granted: Feb 5, 1991
Filed: Jun 27, 1989
Inventor
William B. Walkup
Assignee (at issue)
Augat Inc.
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.