skip navigationU S P T O SealUnited States Patent and Trademark Office AOTW logo
Home|Site Index|Search|Guides|Contacts|eBusiness|eBiz alerts|News|Help
Assignments on the Web > Patent Query
Patent Assignment Assignor Details
NOTE:Results display only for issued patents and published applications. For pending or abandoned applications please consult USPTO staff.

Assignor Name : CHOI, SEOK-HWAN
Total Assignments: 11
Assignment: 1
Reel/Frame:016932/0459   Pages: 4
Recorded: 08/30/2005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHOI, SEOK-HWAN
Exec Dt:
07/14/2005
2
KANG, SEONG-PIL
Exec Dt:
07/14/2005
3
HA, KYOUNG-SU
Exec Dt:
07/14/2005
4
KIM, GEON-YONG
Exec Dt:
07/14/2005
5
WOO, BOO-GON
Exec Dt:
07/14/2005
Assignee
1
LG CHEM, LTD.
20, YOIDO-DONG, YOUNGDUNGPO-GU
SEOUL, KOREA, REPUBLIC OF 150-721
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7073519
US20050277571
11131264
Correspondence name and address
JAMES T. ELLER, JR.
BIRCH, STEWART, KOLASCH & BIRCH, LLP
8110 GATEHOUSE RD, SUITE 100 EAST
P.O. BOX 747
FALLS CHURCH, VA 22040-0747
Assignment: 2
Reel/Frame:028830/0623   Pages: 2
Recorded: 08/22/2012
Attorney Dkt #:P12H0057/US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
RHO, JUN-RYE
Exec Dt:
08/16/2012
2
CHOI, SEOK-HWAN
Exec Dt:
08/16/2012
Assignee
1
SK HYNIX INC.
2091, GYEONGCHUNG-DAERO, BUBAL-EUB, ICHEON-SI
GYEONGGI-DO, KOREA, REPUBLIC OF
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8953375
US20130170295
13591941
Correspondence name and address
IP & T GROUP LLP
8230 LEESBURG PIKE
SUITE 650
VIENNA, VA 22182
Assignment: 3
Reel/Frame:032892/0341   Pages: 6
Recorded: 05/15/2014
Attorney Dkt #:10911.0009
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KIM, HONG-JOON
Exec Dt:
01/15/2014
2
KIM, JIN-YOU
Exec Dt:
01/15/2014
3
LEE, JAE-KON
Exec Dt:
01/15/2014
4
CHOI, JAE-HUN
Exec Dt:
01/15/2014
5
KIM, SUNG-JOOL
Exec Dt:
01/16/2014
6
CHOI, SEOK-HWAN
Exec Dt:
01/15/2014
7
CHO, UN-KWAN
Exec Dt:
01/16/2014
Assignee
1
POSCO
(GOEDONG-DONG) 6261, DONGHAEAN-RO
NAM-GU
POHANG-SI, GYEONGSANGBUK-DO, KOREA, REPUBLIC OF 790-300
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20140360882
14357810
Correspondence name and address
FINNEGAN, HENDERSON, FARABOW, GARRETT &
901 NEW YORK AVENUE, NW
WASHINGTON, DC 20001-4413
Assignment: 4
Reel/Frame:050343/0278   Pages: 9
Recorded: 09/11/2019
Attorney Dkt #:123301-5158
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KIM, DONG-KYUN
Exec Dt:
09/04/2017
2
HONG, BYUNG-DEUNG
Exec Dt:
09/04/2017
3
CHOI, SEOK-HWAN
Exec Dt:
03/31/2017
Assignee
1
POSCO
(GOEDONG-DONG) 6261, DONGHAEAN-RO, NAM-GU
POHANG-SI, GYEONGSANGBUK-DO, KOREA, REPUBLIC OF 790-300
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20200048729
16565759
Correspondence name and address
MORGAN, LEWIS & BOCKIUS LLP
1111 PENNSYLVANIA AVE NW
WASHINGTON, DC 20004
Assignment: 5
Reel/Frame:051136/0711   Pages: 11
Recorded: 11/26/2019
Attorney Dkt #:123301-5158
Conveyance: CORRECTIVE ASSIGNMENT TO CORRECT THE SECOND INVENTOR'S NAME PREVIOUSLY RECORDED AT REEL: 50343 FRAME: 278. ASSIGNOR(S) HEREBY CONFIRMS THE ASSIGNMENT.
Assignors
1
KIM, DONG-KYUN
Exec Dt:
09/04/2017
2
HONG, BYUNG-DEUG
Exec Dt:
09/04/2017
3
CHOI, SEOK-HWAN
Exec Dt:
03/31/2017
Assignee
1
POSCO
(GOEDONG-DONG) 6261, DONGHAEAN-RO, NAM-GU
POHANG-SI, GYEONGSANGBUK-DO, KOREA, REPUBLIC OF 790-300
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20200048729
16565759
Correspondence name and address
MORGAN, LEWIS & BOCKIUS LLP
1111 PENNSYLVANIA AVENUE NW
WASHINGTON, DC 20004
Assignment: 6
Reel/Frame:051212/0208   Pages: 4
Recorded: 12/08/2019
Attorney Dkt #:MUH0079US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHOI, YOON HO
Exec Dt:
11/29/2019
2
KO, DONG-HYUN
Exec Dt:
11/29/2019
3
CHOI, SEOK-HWAN
Exec Dt:
11/29/2019
4
SHIN, JINMYEONG
Exec Dt:
11/29/2019
5
HWANG, SEON-JIN
Exec Dt:
11/29/2019
Assignee
1
PUSAN NATIONAL UNIVERSITY INDUSTRY-UNIVERSITY COOPERATION FOUNDATION
2, BUSANDAEHAK-RO 63BEON-GIL, GEUMJEONG-GU
(PUSAN NATIONAL UNIVERSITY, JANGJEON-DONG)
BUSAN, KOREA, REPUBLIC OF 46241
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11275866
US20210019443
16704097
Correspondence name and address
CANTOR COLBURN LLP
20 CHURCH STREET
22ND FLOOR
HARTFORD, CT 06103
Assignment: 7
Reel/Frame:058684/0638   Pages: 3
Recorded: 01/10/2022
Attorney Dkt #:123305-5057-US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LEE, JUN MO
Exec Dt:
01/05/2022
2
CHOI, SEOK-HWAN
Exec Dt:
01/05/2022
3
CHOI, MYUNG-SOO
Exec Dt:
01/05/2022
4
KIM, HAN HWI
Exec Dt:
01/05/2022
Assignee
1
POSCO
(GOEDONG-DONG) 6261, DONGHAEAN-RO, NAM-GU
POHANG-SI, GYEONGSANGBUK-DO, KOREA, REPUBLIC OF 37859
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20220251675
17626010
Correspondence name and address
MORGAN LEWIS & BOCKIUS LLP
1111 PENNSYLVANIA AVENUE NW
WASHINGTON, DC 20004
Assignment: 8
Reel/Frame:063960/0762   Pages: 3
Recorded: 06/15/2023
Attorney Dkt #:Q288640
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LEE, JUNMO
Exec Dt:
06/07/2023
2
CHOI, SEOK-HWAN
Exec Dt:
06/07/2023
3
CHOI, MYUNGSOO
Exec Dt:
06/07/2023
Assignee
1
POSCO CO., LTD
6261, DONGHAEAN-RO, NAM-GU
POHANG-SI, GYEONGSANGBUK-DO, KOREA, REPUBLIC OF 37859
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20240052453
18267556
Correspondence name and address
SUGHRUE MION, PLLC
2000 PENNSYLVANIA AVENUE, N.W.
SUITE 9000
WASHINGTON, DC 20006
Assignment: 9
Reel/Frame:063976/0442   Pages: 5
Recorded: 06/16/2023
Attorney Dkt #:Q288768
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHUN, YOUNGSOO
Exec Dt:
06/07/2023
2
CHOI, SEOK-HWAN
Exec Dt:
06/07/2023
3
KIM, KYOUNGSIK
Exec Dt:
06/07/2023
4
CHOI, MYUNGSOO
Exec Dt:
06/07/2023
Assignee
1
POSCO CO., LTD.
6261, DONGHAEAN-RO, NAM-GU
POHANG-SI, GYEONGSANGBUK-DO, KOREA, REPUBLIC OF 37859
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20240052454
18268041
Correspondence name and address
SUGHRUE MION, PLLC
2000 PENNSYLVANIA AVENUE, N.W.
SUITE 9000
WASHINGTON, 20006 DENMARK
Assignment: 10
Reel/Frame:063977/0316   Pages: 4
Recorded: 06/16/2023
Attorney Dkt #:Q288771
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHUN, YOUNGSOO
Exec Dt:
06/07/2023
2
LEE, SANG-YOON
Exec Dt:
06/07/2023
3
CHOI, SEOK-HWAN
Exec Dt:
06/07/2023
4
CHOI, MYUNGSOO
Exec Dt:
06/07/2023
Assignee
1
POSCO CO., LTD
6261, DONGHAEAN-RO, NAM-GU
POHANG-SI, GYEONGSANGBUK-DO, KOREA, REPUBLIC OF 37859
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20240060162
18268061
Correspondence name and address
SUGHRUE MION, PLLC
2000 PENNSYLVANIA AVENUE, N.W.
SUITE 9000
WASHINGTON, DC 20006
Assignment: 11
Reel/Frame:063976/0774   Pages: 3
Recorded: 06/16/2023
Attorney Dkt #:Q288766
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LEE, JUNMO
Exec Dt:
06/12/2023
2
CHOI, SEOK-HWAN
Exec Dt:
06/12/2023
3
CHOI, MYUNGSOO
Exec Dt:
06/12/2023
Assignee
1
POSCO CO., LTD.
6261, DONGHAEAN-RO, NAM-GU
POHANG-SI, GYEONGSANGBUK-DO, KOREA, REPUBLIC OF 37859
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20240052455
18268087
Correspondence name and address
SUGHRUE MION, PLLC
2000 PENNSYLVANIA AVENUE, N.W.
SUITE 9000
WASHINGTON, DC 20006

Search Results as of: 05/29/2024 03:11 PM
If you have any comments or questions concerning the data displayed, contact PRD / Assignments at 571-272-3350. v.2.6
Web interface last modified: August 25, 2017 v.2.6
| .HOME | INDEX| SEARCH | eBUSINESS | CONTACT US | PRIVACY STATEMENT