Granted Patent
Utility
US 5,835,577 · App. 08/636,543
Multi-functional personal telecommunications apparatus
Inventors:
Frank J. DiSanto, Denis A. Krusos
Patented Case
View Patent ↗
Granted: Nov 10, 1998
Filed: Apr 25, 1996
Inventors
Frank J. DiSanto
Denis A. Krusos
Assignee (at issue)
Copytele, 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.