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Patent Assignment Abstract of Title
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Total Assignments: 6
Patent #:
Issue Dt:
01/30/2001
Application #:
08901805
Filing Dt:
07/28/1997
Inventors:
THOMAS R. SIFFERMAN, JOHN M. SWAZEY, C. BRYAN SKAGGS, NINA NGUYEN, DANIEL B. SOLAREK
Title:
FLUID LOSS CONTROL ADDITIVES AND SUBTERRANEAN TREATMENT FLUIDS CONTAINING THE SAME
Assignment: 1
Reel/Frame:
009201/0065Recorded: 05/22/1998Pages: 5
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
Exec Dt:
10/30/1997
Exec Dt:
10/30/1997
Exec Dt:
10/30/1997
Exec Dt:
10/30/1997
Exec Dt:
10/31/1997
Assignees:
800 NORTH LINDBERG BOULEVARD
ST. LOUIS, MISSOURI 63167
P.O. BOX 7663
WILMINGTON, DELAWARE 19803
Correspondent:
FITZPATRICK, CELLA, HARPER & SCINTO
RAYMOND R. MANDRA
277 PARK AVENUE
NEW YORK, NY 10172-0194
Assignment: 2
Reel/Frame:
011658/0783Recorded: 04/10/2001Pages: 24
Conveyance:
MERGER AND CHANGE OF NAME
Assignor:
Exec Dt:
03/31/2000
Assignee:
100 ROUTE 206 NORTH
PEAPACK, NEW JERSEY 07977
Correspondent:
SIMPSON THACHER & BARLETT
LORI E. LESSER, ESQ.
425 LEXINGTON AVENUE
NEW YORK, NEW YORK 10017
Assignment: 3
Reel/Frame:
011457/0176Recorded: 12/21/2000Pages: 125
Conveyance:
SECURITY INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
Exec Dt:
09/28/2000
Exec Dt:
09/28/2000
Exec Dt:
09/28/2000
Assignee:
ONE LIBERTY PLAZA
NEW YORK, NEW YORK 10006
Correspondent:
WEIL, GOTSHAL & MANGES LLP
LESLIE M. SPENCER, ESQ.
767 FIFTH AVENUE
NEW YORK, NEW YORK 10153
Assignment: 4
Reel/Frame:
011658/0833Recorded: 04/10/2001Pages: 24
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
09/28/2000
Assignee:
1313 NORTH MARKET STREET
WILMINGTON, DELAWARE 19894
Correspondent:
SIMPSON THACHER & BARTLETT
LORI E. LESSER, ESQ.
425 LEXINGTON AVENUE
NEW YORK, NY 10017
Assignment: 5
Reel/Frame:
021096/0293Recorded: 06/12/2008Pages: 45
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
04/01/2008
Assignee:
VELPERWEG 76
ARNHEM, NETHERLANDS 6824 BM
Correspondent:
KAREN G. KAISER
NATIONAL STARCH & CHEMICAL COMPANY
10 FINDERNE AVENUE
BRIDGEWATER, NJ 08807
Assignment: 6
Reel/Frame:
027645/0724Recorded: 02/02/2012Pages: 19
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
Exec Dt:
12/19/2011
Exec Dt:
12/19/2011
Assignee:
5 WESTBROOK CORPORATE CENTER
WESTCHESTER, ILLINOIS 60154
Correspondent:
SUSAN VANDERWALKER - BAKER & MCKENZIE LL
300 E. RANDOLPH DRIVE
CHICAGO, IL 60601

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