Granted Patent
Utility
US 4,501,458 · App. 06/537,779
Locking hinge for a printed circuit board
Inventor:
William R. Cubbage
Patented Case
View Patent ↗
Granted: Feb 26, 1985
Filed: Sep 29, 1983
Inventor
William R. Cubbage
Assignee (at issue)
Heath Consultants Incorporated
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.