Granted Patent
Utility
US 5,475,763 · App. 08/203,740
Method of deriving a per-message signature for a DSS or El Gamal encryption system
Inventors:
Charles W. Kaufman, Radia J. Perlman
Patented Case
View Patent ↗
Granted: Dec 12, 1995
Filed: Feb 28, 1994
Inventors
Charles W. Kaufman
Radia J. Perlman
Assignee (at issue)
Digital Equipment Corporation, Patent Law Group
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.