Patent Assignment
Reel/Frame 009850/0488
Assignment of Assignor's Interest
Recorded: 1999-03-22
Pages: 3
Assignor
SIMMONS, JANE MARIE
Executed: 1999-03-17
Assignee
AT&T CORP.
32 AVENUE OF THE AMERICAS, NEW YORK, NEW YORK, 10013
Covered Property
(1)
Hierarchical Telecommunications Network with Fault Recovery
Patent:
6,597,658 →
Application:
09/274,188 →
Related Assignments
(5)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Oct 21, 2008
From: AT&T CORP.
To: AT&T PROPERTIES, LLC
Reel/Frame 021709/0555 →
Assignment of Assignor's Interest
Oct 21, 2008
From: AT&T PROPERTIES, LLC
To: AT&T INTELLECTUAL PROPERTY II, L.P.
Reel/Frame 021709/0589 →
Corrective Assignment to Correct the the Execution Date Identified on the Assignment Recordation of 10/21/2008, from 8/14/2008 to 10/14/2008. Previously Recorded on Reel 021709 Frame 0589. Assignor(S) Hereby Confirms the Assignment.
Oct 24, 2008
From: AT&T PROPERTIES, LLC
To: AT&T INTELLECTUAL PROPERTY II, L.P.
Reel/Frame 021731/0189 →
Assignment of Assignor's Interest
Oct 31, 2008
From: AT&T INTELLECTUAL PROPERTY II, L.P.
To: OPEN INVENTION NETWORK LLC
Reel/Frame 021763/0482 →
Assignment of Assignor's Interest
Aug 8, 2017
From: OPEN INVENTION NETWORK, LLC
To: RED HAT, INC.
Reel/Frame 043276/0799 →