IP Library Granted Patent US 6,233,313
Granted Patent Utility
US 6,233,313 · App. 09/270,071

Call detail reporting for lawful surveillance

Inventors: Robert D. Farris, Dale L. Bartholomew, Raymond F. Albers, Charles H. Eppert, III, Barry Paul Pershan, Daniel C. Michaelis, Michael G. Pilkerton, Christine W. Huff, Jay C. Lodsun, Walter Pomykacz, Thomas A. Nolting
Patented Case View Patent ↗
Granted: May 15, 2001 Filed: Mar 16, 1999
Inventors
Robert D. Farris
Dale L. Bartholomew
Raymond F. Albers
Charles H. Eppert, III
Barry Paul Pershan
Daniel C. Michaelis
Michael G. Pilkerton
Christine W. Huff
Jay C. Lodsun
Walter Pomykacz
Thomas A. Nolting
Assignee (at issue)
Bell Atlantic Network Services

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.

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Quick Facts
Patent No.
US 6,233,313
App. No.
09/270,071
Filed
1999-03-16
Granted
2001-05-15
Kind
A