Granted Patent
Utility
US 5,271,061 · App. 07/955,479
Method and apparatus for public key exchange in a cryptographic system
Inventor:
Richard E. Crandall
Patented Case
View Patent ↗
Granted: Dec 14, 1993
Filed: Oct 2, 1992
Inventor
Richard E. Crandall
Assignee (at issue)
NeXT Computer, 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.