Patent Assignment
Reel/Frame 018532/0175
Assignment of Assignor's Interest
Recorded: 2006-11-17
Pages: 6
Assignee
COMCAST CABLE HOLDINGS, LLC
1500 MARKET STREET, 34TH FLOOR, PHILADELPHIA, PENNSYLVANIA, 19102-2148
Covered Property
(1)
Tracking Usage of Portable Media Device
Application:
11/560,917 →
Publication:
US 2008/0120407
Related Assignments
(1)
Other recorded transfers of the patent in this record — the chain of ownership.