Granted Patent
Utility
US 6,236,721 · App. 09/538,799
Method for route searching in telecommunications networks
Inventors:
Klaus Wille, Robert Stampfl, Dirk Blickberndt, Alfons Fartmann
Patented Case
View Patent ↗
Granted: May 22, 2001
Filed: Mar 30, 2000
Inventors
Klaus Wille
Robert Stampfl
Dirk Blickberndt
Alfons Fartmann
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.