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Patent Assignment Abstract of Title

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Total Assignments: 2

Patent #:	6680348	Issue Dt:	01/20/2004	Application #:	09868590	Filing Dt:	06/20/2001
Inventors:	Toshihiko Amaya, Akira Ikeda, Tetsu Tomoyose, Jun Imamura, Atsushi Kobayashi et al
Title:	CEMENT DISPERSANT AND CONCRETE COMPOSITION CONTAINING THE DISPERSANT

Assignment: 1

Reel/Frame:

012052/0971

Recorded: 06/20/2001

Pages: 2

Conveyance:

ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).

Assignors:

AMAYA, TOSHIHIKO

Exec Dt:

06/18/2001

IKEDA, AKIRA

Exec Dt:

06/18/2001

IMAMURA, JUN

Exec Dt:

06/18/2001

KOBAYASHI, ATSUSHI

Exec Dt:

06/18/2001

SAITO, KANAME

Exec Dt:

06/18/2001

DANZINGER, WERNER M.

Exec Dt:

06/18/2001

TOMOYOSE, TETSU

Exec Dt:

06/18/2001

Assignee:

SIKA LTD.

1-1, NAGATORO, HIRATSUKA-SHI

KANAGAWA 254-0021, JAPAN

Correspondent:

OLIFF & BERRIDGE, PLC

JAMES A. OLIFF

P.O. BOX 19928

ALEXANDRIA, VA 22320

Assignment: 2

Reel/Frame:

013188/0573

Recorded: 10/22/2002

Pages: 3

Conveyance:

COMPANY-TO-COMPANY ASSIGNMENT

Assignor:

SIKA LTD.

Exec Dt:

10/07/2002

Assignee:

TOHO CHEMICAL INDUSTRY CO., LTD.

6-4, AKASHI-CHO, CHUO-KU

TOKYO 104-0044, JAPAN

Correspondent:

OLIFF & BERRIDGE, PLC

JAMES A. OLIFF

P.O. BOX 19928

ALEXANDRIA, VA 22320

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