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Patent Assignment Assignor Details
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Assignor Name : RYU, SANG-HYO
Total Assignments: 10
Assignment: 1
Reel/Frame:013150/0984   Pages: 3
Recorded: 07/30/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
JANG, JEE-HWAN
Exec Dt:
07/19/2002
2
SUNG, HYUN-KYUNG
Exec Dt:
07/19/2002
3
RYU, SANG-HYO
Exec Dt:
07/19/2002
Assignee
1
KOREA KUMHO PETROCHEMICAL CO., LTD.
57, SHINMUNRO 1-GA, CHONGNO-GU
SEOUL, KOREA, REPUBLIC OF 110-061
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6674287
US20030052689
10208608
Correspondence name and address
DAVIDSON, DAVIDSON & KAPPEL, LLC
MOREY B. WILDES
485 7TH AVE., 14TH FL.
NEW YORK, NY 10018
Assignment: 2
Reel/Frame:014275/0785   Pages: 3
Recorded: 07/01/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KIM, DONG-HWAN
Exec Dt:
06/26/2003
2
RYU, SANG-HYO
Exec Dt:
06/26/2003
3
LEE, HYUNG-SONG
Exec Dt:
06/26/2003
Assignee
1
KOREA KUMHO PETROCHEMICAL CO., LTD.
#57, SHINMUNRO 1-GA, CHONGNO-GU
SEOUL, KOREA, REPUBLIC OF 110-061
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7062390
US20040006440
10612080
Correspondence name and address
PAUL J. FARRELL
DILWORTH & BARRESE, LLP
333 EARLE OVINGTON BLVD.
UNIONDALE, NEW YORK 11553
Assignment: 3
Reel/Frame:019596/0500   Pages: 5
Recorded: 07/13/2007
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KIM, DONG HWAN
Exec Dt:
06/29/2007
2
CHOI, IM GOO
Exec Dt:
06/29/2007
3
JANG, SEUNG YEON
Exec Dt:
06/29/2007
4
CHOI, NAMSUN
Exec Dt:
06/29/2007
5
RYU, SANG-HYO
Exec Dt:
06/29/2007
6
JANG, YOUNGCHAN
Exec Dt:
06/29/2007
7
LEE, KWANYOUNG
Exec Dt:
06/29/2007
Assignee
1
KOREA KUMHO PETROCHEMICAL CO., LTD.
KUMHO BUILDING, 57 SINMUNNO 1-GA
JONGRO-GU
SEOUL, KOREA, REPUBLIC OF
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20080020282
11826397
Correspondence name and address
KING L. WONG
KENYON & KENYON LLP
1500 K STREET, N.W., SUITE 700
WASHINGTON, DC 20005
Assignment: 4
Reel/Frame:022740/0389   Pages: 6
Recorded: 05/27/2009
Attorney Dkt #:1942-71
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
RYU, SANG-HYO
Exec Dt:
05/18/2009
2
KIM, DONG HWAN
Exec Dt:
05/18/2009
3
LEE, WAN SUNG
Exec Dt:
05/18/2009
4
CHOI, NAMSUN
Exec Dt:
05/18/2009
5
SUNG, HYUN-KYUNG
Exec Dt:
05/18/2009
6
JANG, YOUNGCHAN
Exec Dt:
05/18/2009
Assignee
1
KOREA KUMHO PETROCHEMICAL CO., LTD.
57, SINMUNNO 1-GA, JONGRO-GU
KUMHO BUILDING
SEOUL, KOREA, DEMOCRATIC PEOPLE'S REPUBLIC OF
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8048821
US20100207053
12472925
Correspondence name and address
KENYON & KENYON LLP
1500 K STREET N.W.
SUITE 700
WASHINGTON, DC 20005
Assignment: 5
Reel/Frame:023297/0789   Pages: 6
Recorded: 09/29/2009
Attorney Dkt #:1942/72
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KIM, DONG HWAN
Exec Dt:
09/14/2009
2
RYU, SANG-HYO
Exec Dt:
09/14/2009
3
LEE, WAN SUNG
Exec Dt:
09/14/2009
4
CHOI, NAMSUN
Exec Dt:
09/14/2009
5
SUNG, HYUN-KYUNG
Exec Dt:
09/14/2009
6
JANG, YOUNGCHAN
Exec Dt:
09/14/2009
Assignee
1
KOREA KUMHO PETROCHEMICAL CO., LTD.
KUMHO ASIANA MAIN TOWER
115 SINMUNNO 1-GA
JONGRO-GU, SEOUL, KOREA, DEMOCRATIC PEOPLE'S REPUBLIC OF 110-857
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8137591
US20100230642
12568884
Correspondence name and address
KENYON & KENYON LLP
1500 K STREET N.W.
SUITE 700
WASHINGTON, DC 20005-1257
Assignment: 6
Reel/Frame:024425/0078   Pages: 8
Recorded: 05/21/2010
Attorney Dkt #:1942/72
Conveyance: CORRECTIVE ASSIGNMENT TO CORRECT THE ASSIGNEE'S COUNTRY PREVIOUSLY RECORDED ON REEL 023297 FRAME 0789. ASSIGNOR(S) HEREBY CONFIRMS THE ASSIGNEE'S COUNTRY AS "REPUBLIC OF KOREA" INSTEAD OF "DEMOCRATIC PEOPLE'S REPUBLIC OF KOREA".
Assignors
1
KIM, DONG HWAN
Exec Dt:
09/14/2009
2
RYU, SANG-HYO
Exec Dt:
09/14/2009
3
LEE, WAN SUNG
Exec Dt:
09/14/2009
4
CHOI, NAMSUN
Exec Dt:
09/14/2009
5
SUNG, HYUN-KYUNG
Exec Dt:
09/14/2009
6
JANG, YOUNGCHAN
Exec Dt:
09/14/2009
Assignee
1
KOREA KUMHO PETROCHEMICAL CO., LTD.
KUMHO ASIANA MAIN TOWER
115 SINMUNNO 1-GA
JONGRO-GU, SEOUL, KOREA, REPUBLIC OF 110-857
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8137591
US20100230642
12568884
Correspondence name and address
KENYON & KENYON LLP
1500 K STREET N.W.
SUITE 700
WASHINGTON, DC 20005-1257
Assignment: 7
Reel/Frame:023676/0901   Pages: 6
Recorded: 12/18/2009
Attorney Dkt #:1942/73
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHOI, NAMSUN
Exec Dt:
12/04/2009
2
SUNG, HYUN-KYUNG
Exec Dt:
12/04/2009
3
KIM, DONG HWAN
Exec Dt:
12/04/2009
4
RYU, SANG-HYO
Exec Dt:
12/04/2009
5
LEE, WAN SUNG
Exec Dt:
12/04/2009
6
JANG, YOUNGCHAN
Exec Dt:
12/04/2009
Assignee
1
KOREA KUMHO PETROCHEMICAL CO., LTD.
KUMHO ASIANA MAIN TOWER
115 SINMUNNO 1-GA
JONGRU-GU, SEOUL, KOREA, REPUBLIC OF 110-857
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8398894
US20110006266
12642084
Correspondence name and address
KENYON & KENYON LLP
1500 K STREET N.W.
SUITE 700
WASHINGTON, DC 20005
Assignment: 8
Reel/Frame:024683/0198   Pages: 5
Recorded: 07/14/2010
Attorney Dkt #:1942-74
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
RYU, SANG-HYO
Exec Dt:
06/29/2010
2
LEE, WAN SUNG
Exec Dt:
06/29/2010
3
JANG, YOUNGCHAN
Exec Dt:
06/29/2010
Assignee
1
KOREA KUMHO PETROCHEMICAL CO., LTD.
115 SINMUNNO 1-GA, JONGRO-GU
KUMHO ASIANA MAIN TOWER
SEOUL, KOREA, DEMOCRATIC PEOPLE'S REPUBLIC OF 110-857
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8673807
US20120077031
12836014
Correspondence name and address
KENYON & KENYON LLP
1500 K STREET N.W.
SUITE 700
WASHINGTON, DC 20005
Assignment: 9
Reel/Frame:025046/0773   Pages: 7
Recorded: 09/27/2010
Attorney Dkt #:1942/74
Conveyance: CORRECTIVE ASSIGNMENT TO CORRECT THE COUNTRY OF ASSIGNEE PREVIOUSLY RECORDED ON REEL 024683 FRAME 0198. ASSIGNOR(S) HEREBY CONFIRMS THE ASSIGNEE'S COUNTRY AS "REPUBLIC OF KOREA".
Assignors
1
RYU, SANG-HYO
Exec Dt:
06/29/2010
2
LEE, WAN SUNG
Exec Dt:
06/29/2010
3
JANG, YOUNGCHAN
Exec Dt:
06/29/2010
Assignee
1
KOREA KUMHO PETROCHEMICAL CO., LTD.
115 SINMUNNO 1-GA, JONGRO-GU
KUNHO ASIANA MAIN TOWER
SEOUL, KOREA, REPUBLIC OF 110-857
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8673807
US20120077031
12836014
Correspondence name and address
KENYON & KENYON LLP
1500 K STREET N.W.
SUITE 700
WASHINGTON, DC 20005-1257
Assignment: 10
Reel/Frame:026266/0929   Pages: 6
Recorded: 05/12/2011
Attorney Dkt #:93332-805436
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
RYU, SANG-HYO
Exec Dt:
04/22/2011
2
SUNG, HYUN-KYUNG
Exec Dt:
04/22/2011
3
CHOI, NAMSUN
Exec Dt:
04/22/2011
4
LEE, WAN SUNG
Exec Dt:
04/22/2011
5
KIM, DONG HWAN
Exec Dt:
04/22/2011
6
JANG, YOUNGCHAN
Exec Dt:
04/22/2011
Assignee
1
KOREA KUMHO PETROCHEMICAL CO., LTD.
KUMHO ASIANA MAIN TOWER, 115 SINMUNNO 1-GA, JONGNO-GU
SEOUL, KOREA, DEMOCRATIC PEOPLE'S REPUBLIC OF 110-857
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9006132
US20120040186
13105663
Correspondence name and address
KILPATRICK TOWNSEND STOCKTON LLP
TWO EMBARCADERO CENTER
SAN FRANCISCO, CA 94111

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