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Patent Assignment Assignor Details
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Assignor Name : CHANG, HAE SUNG
Total Assignments: 8
Assignment: 1
Reel/Frame:006413/0413   Pages: 5
Recorded: 10/27/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
KIM, DAE WHANG
Exec Dt:
08/31/1992
2
CHANG, HAE SUNG
Exec Dt:
08/31/1992
3
JEON, JAE WOOK
Exec Dt:
08/31/1992
4
RYU, JAE WOOK
Exec Dt:
08/31/1992
5
HWANG, IN TAEK
Exec Dt:
08/31/1992
Assignee
1
KOREA RESEARCH INSTITUTE OF CHEMICAL TECHNOLOGY
100 JANG-DONG, YOUSEONQ-QU
DAEJEON 305-343, KOREA, REPUBLIC OF
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5278134
NONE
07923906
Correspondence name and address
DAVID W. BRINKMAN
CUSHMAN, DARBY & CUSHMAN
1100 NEW YORK AVENUE, NW, 9TH FLOOR
WASHINGTON, DC 20005-3918
Assignment: 2
Reel/Frame:006782/0354   Pages: 4
Recorded: 11/29/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KIM, DAE-WHANG
Exec Dt:
10/25/1993
2
CHANG, HAE SUNG
Exec Dt:
10/25/1993
3
RYU, JAE WOOK
Exec Dt:
10/25/1993
4
JO, IN HO
Exec Dt:
10/25/1993
Assignee
1
KOREA RESEARCH INSTITUTE OF CHEMICAL TECHNOLOGY
100, JANG-DONG, YOUSUNG-GU
DAEJEON, KOREA, REPUBLIC OF 305-343
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5461026
NONE
08107816
Correspondence name and address
KENYON & KENYON
MICHAEL D. LOUGHNANE
ONE BROADWAY
NEW YORK, NY 10004
Assignment: 3
Reel/Frame:010815/0106   Pages: 4
Recorded: 03/28/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KIM, DAE WHANG
Exec Dt:
03/03/2000
2
KO, YOUNG KWAN
Exec Dt:
03/03/2000
3
KOO, DONG WAN
Exec Dt:
03/03/2000
4
CHANG, HAE SUNG
Exec Dt:
03/03/2000
5
RYU, JAE WOOK
Exec Dt:
03/03/2000
6
WOO, JAE CHUN
Exec Dt:
03/03/2000
Assignee
1
KOREA RESEARCH INSTITUTE OF CHEMICAL TECHNOLOGY
100, JANG-DONG, YUSUNG-KU
DAEJEON 305-343, KOREA, REPUBLIC OF
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6222060
NONE
09509440
Correspondence name and address
FINNEGEAN, HENDERSON, FARABOW, ET AL.
MR. ERNEST F. CHAPMAN
1300 I. STREET, N.W.
WASHINGTON, D.C. 20005-3315
Assignment: 4
Reel/Frame:011616/0640   Pages: 3
Recorded: 02/20/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KIM, DAE WHANG
Exec Dt:
02/03/2001
2
CHANG, HAE SUNG
Exec Dt:
02/03/2001
3
KO, YOUNG KWAN
Exec Dt:
02/03/2001
4
RYU, JAE WOOK
Exec Dt:
02/03/2001
5
WOO, JAE CHUN
Exec Dt:
02/03/2001
6
KOO, DONG WAN
Exec Dt:
02/03/2001
7
KIM, JIN SEOG
Exec Dt:
02/06/2001
Assignee
1
DONGBU HANNONG CHEMICAL CO., LTD.
838 YUKSAM-DONG, KANGNAM-KU
SEOUL 135-080, KOREA, REPUBLIC OF
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6486098
NONE
09744450
Correspondence name and address
LOWE HAUPTMAN GILMAN & BERNER, LLP
KENNETH M. BERNER
1700 DIAGONAL ROAD
SUITE 310
ALEXANDRIA, VIRGINIA 22314
Assignment: 5
Reel/Frame:035698/0544   Pages: 4
Recorded: 05/22/2015
Attorney Dkt #:5109-M0515
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KIM, DAE WHANG
Exec Dt:
02/03/2001
2
CHANG, HAE SUNG
Exec Dt:
02/03/2001
3
KO, YOUNG KWAN
Exec Dt:
02/03/2001
4
RYU, JAE WOOK
Exec Dt:
02/03/2001
5
WOO, JAE CHUN
Exec Dt:
02/03/2001
6
KOO, DONG WAN
Exec Dt:
02/03/2001
7
KIM, JIN SEOG
Exec Dt:
02/06/2001
Assignee
1
DONGBU HANNONG CHEMICAL CO., LTD.
838 YUKSAM-DONG, KANGNAM-KU
SEOUL, KOREA, REPUBLIC OF 135-080
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6600048
US20030096706
10206984
Correspondence name and address
LOWE HAUPTMAN & HAM, LLP
2318 MILL ROAD
SUITE 1400
ALEXANDRIA, VA 22314
Assignment: 6
Reel/Frame:012758/0209   Pages: 3
Recorded: 01/29/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KIM, DAE WHANG
Exec Dt:
01/21/2002
2
CHANG, HAE SUNG
Exec Dt:
01/21/2002
3
KO, YOUNG KWAN
Exec Dt:
01/21/2002
4
RYU, JAE WOOK
Exec Dt:
01/21/2002
5
WOO, JAE CHUN
Exec Dt:
01/21/2002
6
KOO, DONG WAN
Exec Dt:
01/21/2002
Assignee
1
DONGBU HANNONG CHEMICAL CO., LTD.
838, YUKSAM-DONG, KANGNAM-KU 135-080
SEOUL, KOREA, REPUBLIC OF
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6489268
NONE
10048172
Correspondence name and address
LOWE HAUPTMAN GILMAN ET AL
KENNETH M. BERNER
1700 DIAGONAL ROAD, SUITE 310
ALEXANDRIA, VA 22314
Assignment: 7
Reel/Frame:013734/0982   Pages: 3
Recorded: 07/03/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KIM, DAE WHANG
Exec Dt:
06/24/2002
2
CHANG, HAE SUNG
Exec Dt:
06/24/2002
3
KO, YOUNG KWAN
Exec Dt:
06/24/2002
4
RYU, JAE WOOK
Exec Dt:
06/24/2002
5
WOO, JAE CHUN
Exec Dt:
06/24/2002
6
KOO, DONG WAN
Exec Dt:
06/24/2002
Assignee
1
KOREA RESEARCH INSTITUTE OF CHEMICAL TECHNOLOGY
100, JANG-DONG, YUSUNG-KU
DAEJEON, KOREA, REPUBLIC OF 305-343
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6706917
NONE
10169505
Correspondence name and address
FINNEGAN, HENDERSON, FABAROW ET.AL.
ERNEST F. CHAPMAN
1300 I STREET, N.W.
WASHINGTON, D.C. 20005-3315
Assignment: 8
Reel/Frame:015206/0647   Pages: 9
Recorded: 10/01/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KIM, DAE WHANG
Exec Dt:
05/03/2004
2
CHANG, HAE SUNG
Exec Dt:
05/03/2004
3
KO, YOUNG KWAN
Exec Dt:
05/03/2004
4
RYU, JAE WOOK
Exec Dt:
05/03/2004
5
WOO, JAE CHUN
Exec Dt:
05/03/2004
6
KOO, DONG WAN
Exec Dt:
05/03/2004
7
KIM, JIN SEOG
Exec Dt:
05/03/2004
8
CHUNG, BONG-JIN
Exec Dt:
05/18/2004
9
KWON, OH-YEON
Exec Dt:
05/12/2004
Assignee
1
DONGBU HANNONG CHEMICAL CO., LTD.
838 YUKSAM-DONG
KANGNAM-KU
SEOUL, KOREA, REPUBLIC OF 135-080
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20050043180
10494084
Correspondence name and address
BRIAN T. SATTIZAHN
100 PINE STREET
P.O. BOX 1166
HARRISBURG, PA 17108-1166

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