Granted Patent
Utility
US 4,144,495 · App. 05/773,862
Satellite switching system
Inventor:
Sidney C. Metzger
Patented Case
View Patent ↗
Granted: Mar 13, 1979
Filed: Feb 23, 1977
Inventor
Sidney C. Metzger
Assignee (at issue)
Communications Satellite 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.