Granted Patent
Utility
US 5,835,600 · App. 08/845,210
Block encryption algorithm with data-dependent rotations
Inventor:
Ronald L. Rivest
Patented Case
View Patent ↗
Granted: Nov 10, 1998
Filed: Apr 21, 1997
Inventor
Ronald L. Rivest
Assignee (at issue)
RSA Data Security, 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.