Granted Patent
Utility
US 6,795,551 · App. 09/482,380
Circuit for removing in-band FSK signals without muting of receiver
Inventors:
Theo Ary Asmund Tielens, Renardus Henrikus Maria Kohlmann
Patented Case
View Patent ↗
Granted: Sep 21, 2004
Filed: Jan 13, 2000
Inventors
Theo Ary Asmund Tielens
Renardus Henrikus Maria Kohlmann
Assignee (at issue)
NATIONAL SEMICONDUCTOR 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.