IP Library Assignment 027129/0724
Patent Assignment
Reel/Frame 027129/0724

Assignment of Assignor's Interest

Recorded: 2011-10-27 Pages: 3
Assignor
DELACRUZ, CEDRIC G
Executed: 2001-03-29
Assignee
AT&T CORP.
ONE AT&T WAY, BEDMINSTER, NEW JERSEY, 07921
Covered Properties (2)
Method for Providing Video Enhanced Electronic Mail Return Receipts
Patent: 7,451,189 →
Application: 11/238,276 →
Method for Providing Video Enhanced Electronic Mail Return Receipts
Patent: 7,774,422 →
Application: 12/260,070 →
Publication: US 2009/0055495
Related Assignments (3)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest Jan 31, 2012
From: AT&T CORP.
To: AT&T PROPERTIES, LLC
Reel/Frame 027627/0071 →
Assignment of Assignor's Interest Feb 1, 2012
From: AT&T PROPERTIES, LLC
To: AT&T INTELLECTUAL PROPERTY II, L.P.
Reel/Frame 027636/0028 →
Assignment of Assignor's Interest May 14, 2012
From: AT&T INTELLECTUAL PROPERTY II, L.P.
To: CHANYU HOLDINGS, LLC
Reel/Frame 028199/0415 →