IP Library › Assignment 020250/0825
Patent Assignment
Reel/Frame 020250/0825

Change of Name

Recorded: 2007-12-14 Pages: 7
Assignor
SBC PROPERTIES, L.P.
Executed: 2006-02-24
Assignee
AT&T KNOWLEDGE VENTURES, L.P.
645 E. PLUMB LANE, RENO, NEVADA, 89502
Covered Properties (2)
Method and System for Service Control Point Billing
Patent: 6,366,655 →
Application: 09/379,237 →
Method and System for Service Control Point Billing
Patent: 6,611,582 →
Application: 10/000,777 →
Publication: US 2002/0090071
Related Assignments (4)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest Nov 10, 1999
From: BOOK, NANCY ANN; KOVARIK, JAMES DANIEL; MAREK, MARTHA LYNDA; MCBLAIN, THOMAS JOSEPH
To: AMERITECH CORPORATION
Reel/Frame 010384/0890 →
Assignment of Assignor's Interest Apr 25, 2003
From: AMERITECH PROPERTIES, INC.
To: SBC HOLDINGS PROPERTIES, L.P.
Reel/Frame 013974/0542 →
Assignment of Assignor's Interest Apr 25, 2003
From: AMERITECH CORPORATION
To: AMERITECH PROPERTIES, INC.
Reel/Frame 013986/0525 →
Assignment of Assignor's Interest Apr 25, 2003
From: SBC HOLDINGS PROPERTIES, L.P.
To: SBC PROPERTIES, L.P.
Reel/Frame 014015/0689 →