Granted Patent
Utility
US 5,911,124 · App. 08/794,696
Method and apparatus for applying echo mitigation in a communication device
Inventor:
Patrick J. Doran
Patented Case
View Patent ↗
Granted: Jun 8, 1999
Filed: Feb 3, 1997
Inventor
Patrick J. Doran
Assignee (at issue)
Motorola, 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.