Granted Patent
Utility
US 6,201,951 · App. 08/302,133
Telephone set with a detachable cordless control and display panel
Inventors:
Arne L. Duwaer, Antonius J. M. Hafkamp, Christian Krexner
Patented Case
View Patent ↗
Granted: Mar 13, 2001
Filed: Sep 7, 1994
Inventors
Arne L. Duwaer
Antonius J. M. Hafkamp
Christian Krexner
Assignee (at issue)
U.S. Philips 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.