Granted Patent
Utility
US 6,606,648 · App. 09/344,531
Method for handling accesses to a mailbox
Inventors:
Purandar Mukundan, Lynda L. Bain
Patented Case
View Patent ↗
Granted: Aug 12, 2003
Filed: Jun 25, 1999
Inventors
Purandar Mukundan
Lynda L. Bain
Assignee (at issue)
Qwest Communications International 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.