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Patent Assignment Abstract of Title
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Total Assignments: 5
Patent #:
7737091
Issue Dt:
06/15/2010
Application #:
11846261
Filing Dt:
08/28/2007
Publication #:
20090062154
Pub Dt:
03/05/2009
Inventors:
Mark Windebank, Jarrod Hart, Jean Andre Alary
Title:
PROPPANTS AND ANTI-FLOWBACK ADDITIVES MADE FROM SILLIMANITE MINERALS, METHODS OF MANUFACTURE, AND METHODS OF USE
Assignment: 1
Reel/Frame:
020253/0474Recorded: 12/13/2007Pages: 5
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
WINDEBANK, MARK
Exec Dt:
11/08/2007
HART, JARROD
Exec Dt:
11/08/2007
ALARY, JEAN ANDRE
Exec Dt:
10/15/2007
Assignee:
IMERYS SERVICES S.A.S.
154 RUE DE L UNIVERSITE
PARIS, FRANCE 75007
Correspondent:
JASON E. STACH
FINNEGAN, HENDERSON, FARABOW, GARRETT
& DUNNER, LLP
901 NEW YORK AVENUE, N.W.
WASHINGTON, D.C. 20001-4413
Assignment: 2
Reel/Frame:
022005/0686Recorded: 12/18/2008Pages: 3
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
IMERYS SERVICES S.A.S.
Exec Dt:
11/11/2008
Assignee:
IMERYS
154 RUE DE L'UNIVERSITE
PARIS, FRANCE 75007
Correspondent:
JASON E. STACH
FINNEGAN, HENDERSON, FARABOW, ET AL
901 NEW YORK AVENUE, N.W.
WASHINGTON, D.C. 20001-4413
Assignment: 3
Reel/Frame:
048419/0763Recorded: 02/25/2019Pages: 15
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
IMERYS
Exec Dt:
12/14/2018
Assignee:
IMERTECH SAS
43 QUAI DE GRENELLE
PARIS, FRANCE 75015
Correspondent:
IMERYS/FINNEGAN
901 NEW YORK AVE., NW
WASHINGTON, DC 20001
Assignment: 4
Reel/Frame:
050720/0058Recorded: 10/11/2019Pages: 13
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
IMERTECH SAS
Exec Dt:
04/19/2019
Assignee:
IMERYS OILFIELD MINERALS, INC.
100 MANSELL COURT EAST
SUITE 300
ROSWELL, GEORGIA 30076
Correspondent:
IMERYS/FINNEGAN
901 NEW YORK AVE., NW
WASHINGTON, DC 20001
Assignment: 5
Reel/Frame:
050687/0024Recorded: 10/11/2019Pages: 12
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
IMERYS OILFIELD MINERALS, INC.
Exec Dt:
09/26/2019
Assignee:
US CERAMICS LLC
55 ADAMS STREET
SUITE 200
DENVER, COLORADO 80206
Correspondent:
IMERYS/FINNEGAN
901 NEW YORK AVE., NW
WASHINGTON, DC 20001

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