Granted Patent
Utility
US 6,507,589 · App. 09/131,491
Method and apparatus for routing between network gateways and service centers
Inventors:
Seetharaman Ramasubramani, Stephen S. Boyle, Mark A. Fox
Patented Case
View Patent ↗
Granted: Jan 14, 2003
Filed: Aug 10, 1998
Inventors
Seetharaman Ramasubramani
Stephen S. Boyle
Mark A. Fox
Assignee (at issue)
Openwave Systems Inc.
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.