Granted Patent
Utility
US 6,044,158 · App. 08/904,990
Method and apparatus for communicating secure data over a telephone line using a cellular encryption apparatus
Inventors:
Lynn Eric Terpening, Kenneth Nicholas Kuczyk, Daniel N. Kuczyk
Patented Case
View Patent ↗
Granted: Mar 28, 2000
Filed: Aug 1, 1997
Inventors
Lynn Eric Terpening
Kenneth Nicholas Kuczyk
Daniel N. Kuczyk
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.