Granted Patent
Utility
US 6,606,481 · App. 09/424,856
System at telecommunications network
Inventors:
Susanne Tegler, Johan Wickman, Roger Bengtsson
Patented Case
View Patent ↗
Granted: Aug 12, 2003
Filed: Feb 29, 2000
Inventors
Susanne Tegler
Johan Wickman
Roger Bengtsson
Assignee (at issue)
Telia Company AB
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.