Granted Patent
Utility
US 4,821,149 · App. 07/101,904
Substrate mounting device
Inventor:
Thomas D. Belanger, Jr.
Patented Case
View Patent ↗
Granted: Apr 11, 1989
Filed: Sep 28, 1987
Inventor
Thomas D. Belanger, Jr.
Assignee (at issue)
GTE Communication Systems 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.