Granted Patent
Utility
US 4,263,547 · App. 05/904,367
Test probe and terminal
Inventor:
Philmore E. Johnson
Patented Case
View Patent ↗
Granted: Apr 21, 1981
Filed: May 10, 1978
Inventor
Philmore E. Johnson
Assignee (at issue)
Superior Electron, LLC
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.