Patent Assignment
Reel/Frame 022354/0321
Assignment of Assignor's Interest
Recorded: 2009-03-06
Pages: 7
Assignor
MATH RIZK, SPRL
Executed: 2008-12-15
Assignee
PHENTAM DIRE NV, LLC
160 GREENTREE DRIVE, SUITE 101, DOVER, DELAWARE, 19904
Covered Properties
(4)
Method, System, Device for Proving the Autheticity of an Entity and/or the Integrity and/or the Authenticity of a Message Using Specific Prime Factors
Patent:
7,266,197 →
Application:
09/869,966 →
Method for Proving the Authenticity or Integrity of a Message by Means of a Public Exponent Equal to the Power of Two
Patent:
7,386,122 →
Application:
09/889,918 →
Method, System, Device for Proving Authenticity of an Entity or Integrity of a Message
Patent:
7,080,254 →
Application:
10/089,662 →
Zero-Knowledge Proof Cryptography Methods and Devices
Related Assignments
(13)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest
Sep 14, 2001
From: GUILLOU, LOUIS; QUISQUATER, JEAN-JACQUES
To: FRANCE TELECOM; TELEDIFFUSION DE FRANCE; RIZK, MATH
Reel/Frame 012186/0954 →
Assignment of Assignor's Interest
Jan 2, 2002
From: GUILLOU, LOUIS; QUISQUATER, JEAN-JACQUES
To: FRANCE TELECOM; TELEDIFFUSION DE FRANCE; MATH RIZK
Reel/Frame 012411/0175 →
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 Serial No. from 10/578,460 to 10/587,460 Previously Recorded on Reel 019145 Frame 0518. Assignor(S) Hereby Confirms the Assignment.
Apr 19, 2007
From: GUILLOU, LOUIS; QUISQUATER, JEAN-JACQUES
To: FRANCE TELECOM; MATH RIZK, SPRL
Reel/Frame 019180/0332 →
Change of Name
Nov 2, 2007
From: TELEDIFFUSION DE FRANCE
To: TDF
Reel/Frame 020060/0969 →
Change of Name
Nov 5, 2007
From: TELEDIFFUSION DE FRANCE
To: TDF
Reel/Frame 020067/0672 →
Corrective Assignment to Correct the List of Assignees Should Be France Telecom, Telediffusion De France, and Math Rizk Previously Recorded on Reel 014010 Frame 0505. Assignor(S) Hereby Confirms the Assignment: See Paragraphs 1, 2 and 3 of Executed Assignment..
Oct 31, 2008
From: GUILLOU, LOUIS; QUISQUATER, JEAN-JACQUES
To: FRANCE TELECOM; TELEDIFFUSION DE FRANCE; MATH RIZK
Reel/Frame 021763/0780 →
Change of Name
Dec 4, 2008
From: TELEDIFFUSION DE FRANCE
To: TDF
Reel/Frame 021924/0309 →
Confirmatory Assignment
Dec 12, 2008
From: QUISQUATER, JEAN-JACQUES; GUILLOU, LOUIS
To: FRANCE TELECOM; MATH RIZK; TELEDIFFUSION DE FRANCE
Reel/Frame 021974/0254 →
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: TDF
To: PHENTAM DIRE NV, LLC
Reel/Frame 022354/0347 →
Assignment of Assignor's Interest
Mar 6, 2009
From: FRANCE TELECOM SA
To: PHENTAM DIRE NV, LLC
Reel/Frame 022354/0290 →
Merger
Dec 22, 2015
From: PHENTAM DIRE NV, LLC
To: CALLAHAN CELLULAR L.L.C.
Reel/Frame 037358/0797 →