Patent Assignment
Reel/Frame 020078/0627
Assignment of Assignor's Interest
Recorded: 2007-11-06
Pages: 3
Assignee
IMERYS SERVICES S.A.S.
154 RUE DE L'UNIVERSITE, PARIS, 75007, FRANCE
Covered Property
(1)
Rod-Shaped Proppant and Anti-Flowback Additive, Method of Manufacture, and Method of Use
Application:
11/469,589 →
Publication:
US 2008/0066910
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Oct 16, 2006
From: ALARY, JEAN ANDRE; PARIAS, THOMAS
To: CENTER FOR ABRASIVES AND REFRACTORIES RESEARCH AND DEVELOPMENT-C.A.R.R.D. GMBH
Reel/Frame 018415/0675 →
Assignment of Assignor's Interest
Nov 6, 2007
From: CENTRE FOR ABRASIVES AND REFRACTORIES RESEARCH AND DEVELOPMENT - C.A.R.R.D. GMBH
To: IMERYS SERVICES S.A.S.
Reel/Frame 020078/0509 →
Assignment of Assignor's Interest
Dec 18, 2008
From: IMERYS SERVICES S.A.S.
To: IMERYS
Reel/Frame 022005/0686 →