Granted Patent
Utility
US 5,481,571 · App. 08/150,728
Method and apparatus for switching between radio frequency circuits
Inventors:
Kumar Balachandran, Roy Franklin Quick, Jr.
Patented Case
View Patent ↗
Granted: Jan 2, 1996
Filed: Nov 12, 1993
Inventors
Kumar Balachandran
Roy Franklin Quick, Jr.
Assignee (at issue)
Pacific Communication Sciences, Inc.
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.