Granted Patent
Utility
US 6,446,052 · App. 09/195,527
Digital coin tracing using trustee tokens
Inventor:
Ari Juels
Patented Case
View Patent ↗
Granted: Sep 3, 2002
Filed: Nov 18, 1998
Inventor
Ari Juels
Assignee (at issue)
RSA Security LLC
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.