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Patent Assignment Abstract of Title
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Total Assignments: 4
Patent #:
NONE
Issue Dt:
Application #:
09813996
Filing Dt:
03/22/2001
Publication #:
Pub Dt:
01/17/2002
Inventors:
Irene Schober, Theodor A. Burge, Ulf Velten, Jurg Widmer, Christian M. Burge, Urs Mader
Title:
Cement admixture for improved slump life
Assignment: 1
Reel/Frame:
011902/0128Recorded: 06/18/2001Pages: 3
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
Exec Dt:
05/10/2001
Exec Dt:
05/10/2001
Exec Dt:
05/10/2001
Exec Dt:
05/10/2001
Exec Dt:
05/10/2001
Assignee:
TUFFENWIES 16-22
CH-8048 ZURICH, SWITZERLAND
Correspondent:
BURNS, DOANE, SWECKER & MATHIS, L.L.P.
WILLIAM L. MATHIS
P.O. BOX 1404
ALEXANDRIA, VIRGINIA 22313-1404
Assignment: 2
Reel/Frame:
012368/0387Recorded: 12/13/2001Pages: 3
Conveyance:
CORRECTIVE ASSIGNMENT TO INCLUDE THE SIXTH ASSIGNOR PREVIOUSLY OMITTED FROM A DOCUMENT RECORDED AT REEL 011902 FRAME 0128.
Assignors:
Exec Dt:
05/10/2001
Exec Dt:
05/10/2001
Exec Dt:
05/10/2001
Exec Dt:
05/10/2001
Exec Dt:
05/10/2001
Exec Dt:
05/10/2001
Assignee:
TUFFENWIES 16-22
CH-8048 ZURICH, SWITZERLAND
Correspondent:
BURNS, DOANE, SWECKER ET AL.
WILLIAM L. MATHIS
P.O. BOX 1404
ALEXANDRIA, VA 22313-1404
Assignment: 3
Reel/Frame:
014792/0505Recorded: 10/21/2003Pages: 6
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
07/16/2002
Assignee:
TUFFENWIES 16-22
8064 ZURICH, SWITZERLAND
Correspondent:
BURNS, DOANE, SWECKER & MATHIS, L.L.P.
B. JEFFERSON BOGGS, JR.
P.O. BOX 1404
ALEXANDRIA, VIRGINIA 22313-1404
Assignment: 4
Reel/Frame:
018377/0158Recorded: 10/03/2006Pages: 6
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
07/16/2002
Assignee:
TUFFENWIES 16-22
8064 ZURICH, SWITZERLAND
Correspondent:
B. JEFFERSON BOGGS, JR.
BURNS, DOANE, SWECKER & MATHIS, L.L.P.
P.O. BOX 1404
ALEXANDRIA, VIRGINIA 22313-1404

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