Granted Patent
Utility
US 6,542,584 · App. 09/144,186
Digital telephone system with automatic voice mail redirection
Inventors:
Charles Gregory Sherwood, Charles Arnold Lasswell
Patented Case
View Patent ↗
Granted: Apr 1, 2003
Filed: Aug 31, 1998
Inventors
Charles Gregory Sherwood
Charles Arnold Lasswell
Assignee (at issue)
Intel Corporation
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.