IP Library Granted Patent US 4,457,976
Granted Patent Utility
US 4,457,976 · App. 06/479,518

Method for mounting a sapphire chip on a metal base and article produced thereby

Inventors: Thomas J. Faith, Jr., Robert S. Irven, Sabrina K. Plante
Patented Case View Patent ↗
Granted: Jul 3, 1984 Filed: Mar 28, 1983
Inventors
Thomas J. Faith, Jr.
Robert S. Irven
Sabrina K. Plante
Assignee (at issue)
RCA 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.

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Quick Facts
Patent No.
US 4,457,976
App. No.
06/479,518
Filed
1983-03-28
Granted
1984-07-03
Kind
A