Assignment of Assignor's Interest

Recorded: 2013-04-04 Pages: 3

Assignors

STEFIK, MARK J.

Executed: 2006-02-21

PIROLLI, PETER L.T.

Executed: 2006-02-21

Assignee

CONTENTGUARD HOLDINGS, INC.

2711 CENTERVILLE ROAD, SUITE 400, WILMINGTON, DELAWARE, 19808

Covered Properties (3)

System and Method for Participating in Transactions Between Computing Devices

Application: 13/615,534 →

Publication: US 2013/0006871

System and Method for Participating in Transactions Between Computing Devices

Application: 13/615,538 →

Publication: US 2013/0006870

System and Method for Permitting Use of Content

Patent: 8,484,751 →

Application: 13/749,326 →

Publication: US 2013/0133078