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Patent Assignment Abstract of Title

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Total Assignments: 2

Patent #:	7175766	Issue Dt:	02/13/2007	Application #:	10537050	Filing Dt:	04/19/2006
Publication #:	20060231489	Pub Dt:	10/19/2006
Inventors:	Young-Sug Kim, Moon-Hyoung Lee, Hong-Kyu Jang, Chung-Hee Chang, Chai-Sung Gee
Title:	APPARATUS AND METHOD FOR PERFORMING TERTIARY TREATMENT OF SEWAGE BASED ON POROUS FILTERING MEDIA

Assignment: 1

Reel/Frame:

017715/0989

Recorded: 12/19/2005

Pages: 4

Conveyance:

ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).

Assignors:

KIM, YOUNG-SUG

Exec Dt:

06/21/2005

LEE, MOON-HYOUNG

Exec Dt:

06/21/2005

JANG, HONG-KYU

Exec Dt:

06/21/2005

CHANG, CHUNG-HEE

Exec Dt:

06/21/2005

GEE, CHAI-SUNG

Exec Dt:

06/21/2005

Assignees:

KOEA INSTITUTE OF CONSTRUCTION TECHNOLOGY

2311, DASHWA-DONG, ILSAN-GU, GOYANG-SI

GYEONGGI-DO, KOREA, REPUBLIC OF 411-410

TOMDUCK SYSTEM CO., LTD.

4F, 125-1, YANGJAE-DONG

SEOCHO-GU, SEOUL, KOREA, REPUBLIC OF 137-130

Correspondent:

MILES & STOCKBRIDGE P.C.

1751 PINNACLE DRIVE

SUITE 500

MCLEAN, VIRGINIA 22102

Assignment: 2

Reel/Frame:

018426/0229

Recorded: 10/24/2006

Pages: 6

Conveyance:

CORRECTIVE ASSIGNMENT TO CORRECT THE FIRST RECEIVING PARTY TO KOREA INSTITUTE OF CONSTRUCTION TECHNOLOGY PREVIOUSLY RECORDED ON REEL 017715 FRAME 0989. ASSIGNOR(S) HEREBY CONFIRMS THE YOUNG-SUG KIM MOON-HYOUNG LEE HONG-KYU JANG CHUNG-HEE CHANG CHAI-SUNG GEE.

Assignors:

KIM, YOUNG-SUG

Exec Dt:

06/21/2005