Granted Patent
Utility
US 6,574,201 · App. 09/347,339
Method and mobile radio telephone network for handling a packet data service
Inventor:
Jan Kreppel
Patented Case
View Patent ↗
Granted: Jun 3, 2003
Filed: Jul 2, 1999
Inventor
Jan Kreppel
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.