Granted Patent
Utility
US 5,204,982 · App. 07/613,177
Method and apparatus for digital switching of FM signals with reduced crosstalk
Inventor:
Michael Cooperman
Patented Case
View Patent ↗
Granted: Apr 20, 1993
Filed: Nov 14, 1990
Inventor
Michael Cooperman
Assignee (at issue)
GTE Laboratories 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.