Granted Patent
Utility
US 5,590,121 · App. 08/413,643
Method and apparatus for adaptive filtering
Inventors:
Alfred A. Geigel, William Edward Keasler, Jr.
Patented Case
View Patent ↗
Granted: Dec 31, 1996
Filed: Mar 30, 1995
Inventors
Alfred A. Geigel
William Edward Keasler, Jr.
Assignee (at issue)
LUCENT TECHNOLOGIES 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.