Patent Assignment
Reel/Frame 018415/0675
Assignment of Assignor's Interest
Recorded: 2006-10-16
Pages: 3
Assignee
CENTER FOR ABRASIVES AND REFRACTORIES RESEARCH AND DEVELOPMENT-C.A.R.R.D. GMBH
SEEBACHER ALLEE 64, VILLACH - ST. MAGDALEN, 9524, AUSTRIA
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
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
Nov 6, 2007
From: ALARY, JEAN ANDRE; PARIAS, THOMAS
To: IMERYS SERVICES S.A.S.
Reel/Frame 020078/0627 →
Assignment of Assignor's Interest
Dec 18, 2008
From: IMERYS SERVICES S.A.S.
To: IMERYS
Reel/Frame 022005/0686 →