Granted Patent
Utility
US 6,694,313 · App. 09/299,897
Method for compression of a telephone number database in a telecommunications system, and a corresponding telecommunications system
Inventor:
Wilfried Roemer
Patented Case
View Patent ↗
Granted: Feb 17, 2004
Filed: Apr 27, 1999
Inventor
Wilfried Roemer
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.