Patent Assignment
Reel/Frame 020078/0509
Assignment of Assignor's Interest
Recorded: 2007-11-06
Pages: 3
Assignor
CENTRE FOR ABRASIVES AND REFRACTORIES RESEARCH AND DEVELOPMENT - C.A.R.R.D. GMBH
Executed: 2007-10-23
Assignee
IMERYS SERVICES S.A.S.
154 RUE DE L UNIVERSITE, PARIS, 75007, FRANCE
Covered Properties
(3)
Electrofused Proppant, Method of Manufacture, and Method of Use
Rod-Shaped Proppant and Anti-Flowback Additive, Method of Manufacture, and Method of Use
Application:
11/469,589 →
Publication:
US 2008/0066910
Method of Manufacturing and Using Rod-Shaped Proppants and Anti-Flowback Additives
Related Assignments
(11)
Other recorded transfers of the patents 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
Oct 16, 2006
From: ALARY, JEAN ANDRE; SACHSE, SEBASTIAN; PARIAS, THOMAS
To: CENTER FOR ABRASIVES AND REFRACTORIES RESEARCH AND DEVELOPMENT-C.A.R.R.D.GMBH
Reel/Frame 018415/0767 →
Assignment of Assignor's Interest
Apr 11, 2007
From: ALARY, JEAN ANDRE; PARIAS, THOMAS
To: CENTER FOR ABRASIVES AND REFRACTORIES RESEARCH AND DEVELOPMENT - C.A.R.R.D. GMBH
Reel/Frame 019145/0985 →
Assignment of Assignor's Interest
Nov 6, 2007
From: ALARY, JEAN ANDRE; PARIAS, THOMAS
To: IMERYS SERVICES S.A.S.
Reel/Frame 020078/0627 →
Assignment of Assignor's Interest
Nov 6, 2007
From: ALARY, JEAN ANDRE; SACHSE, SEBASTIAN; PARIAS, THOMAS
To: IMERYS SERVICES S.A.S.
Reel/Frame 020078/0705 →
Assignment of Assignor's Interest
Nov 6, 2007
From: ALARY, JEAN ANDRE; PARIAS, THOMAS
To: IMERYS SERVICES S.A.S.
Reel/Frame 020078/0907 →
Assignment of Assignor's Interest
Dec 18, 2008
From: IMERYS SERVICES S.A.S.
To: IMERYS
Reel/Frame 022005/0686 →
Security Interest
Feb 15, 2016
From: HANS, DWAYNE CARTOUCHE, MR
To: THE CARTOUCHE CORPORATION; HANS, DWAYNE C., JR, MR; FIRST AMERICAN FINANCIAL CORPORATION
Reel/Frame 037821/0001 →
Assignment of Assignor's Interest
Feb 25, 2019
From: IMERYS
To: IMERTECH SAS
Reel/Frame 048419/0763 →
Assignment of Assignor's Interest
Oct 11, 2019
From: IMERTECH SAS
To: IMERYS OILFIELD MINERALS, INC.
Reel/Frame 050720/0058 →
Assignment of Assignor's Interest
Oct 11, 2019
From: IMERYS OILFIELD MINERALS, INC.
To: US CERAMICS LLC
Reel/Frame 050687/0024 →