Granted Patent
Utility
US 6,754,312 · App. 09/454,198
Method for monitoring a subscriber of an intelligent network
Inventor:
Michael Gundlach
Patented Case
View Patent ↗
Granted: Jun 22, 2004
Filed: Dec 3, 1999
Inventor
Michael Gundlach
Assignee (at issue)
Siemens Aktiengesellschaft
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.