Patent Assignment
Reel/Frame 019180/0332
Corrective Assignment to Correct the Serial No. from 10/578,460 to 10/587,460 Previously Recorded on Reel 019145 Frame 0518. Assignor(S) Hereby Confirms the Assignment.
Recorded: 2007-04-19
Pages: 6
Assignees
FRANCE TELECOM
6, PLACE D'ALLERAY, PARIS, 75015, FRANCE
MATH RIZK, SPRL
VERTE VOIE 20, BOITE 5, LOUVAIN-LA-NEUVE, 1348, BELGIUM
Covered Property
(1)
Zero-Knowledge Proof Cryptography Methods and Devices
Related Assignments
(5)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Apr 11, 2007
From: LOUIS, GUILLOU; JEAN-JACQUES, QUISQUATER
To: FRANCE TELECOM; MATH RIZK, SPRL
Reel/Frame 019145/0518 →
Corrective Assignment to Correct the Filing Date of the Int'l Appl. on the Assignment Document from 04/21/2005 to 01/24/2005 as Shown in the Attached Filing Receipt Previously Recorded on Reel 019180 Frame 0332. Assignor(S) Hereby Confirms the Assignment.
Feb 12, 2009
From: GUILLOU, LOUIS; QUISQUATER, JEAN-JACQUES
To: FRANCE TELECOM; MATH RIZK, SPRL
Reel/Frame 022362/0730 →
Assignment of Assignor's Interest
Mar 6, 2009
From: FRANCE TELECOM SA
To: PHENTAM DIRE NV, LLC
Reel/Frame 022354/0290 →
Assignment of Assignor's Interest
Mar 6, 2009
From: MATH RIZK, SPRL
To: PHENTAM DIRE NV, LLC
Reel/Frame 022354/0321 →
Merger
Dec 22, 2015
From: PHENTAM DIRE NV, LLC
To: CALLAHAN CELLULAR L.L.C.
Reel/Frame 037358/0797 →