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Patent Assignment Assignor Details
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Assignor Name : YOO, BYUNG-CHUN
Total Assignments: 7
Assignment: 1
Reel/Frame:015290/0507   Pages: 3
Recorded: 10/25/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LUCAS, WILLIAM J.
Exec Dt:
09/21/2004
2
YOO, BYUNG-CHUN
Exec Dt:
10/03/2004
Assignee
1
REGENTS OF THE UNIVERSITY OF CALIFORNIA, THE
1111 FRANKLIN STREET, 12TH FLOOR
OAKLAND, CALIFORNIA 94607-5200
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7189892
US20050050588
10871841
Correspondence name and address
MORRISON & FOERSTER LLP
MICHAEL R. WARD
425 MARKET STREET
SAN FRANCISCO, CA 94105
Assignment: 2
Reel/Frame:018925/0846   Pages: 8
Recorded: 02/15/2007
Attorney Dkt #:035718/310304
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GLASSMAN, KIMBERLY F.
Exec Dt:
11/21/2006
2
KREBBERS, ENNO
Exec Dt:
11/15/2006
3
HITZ, WILLIAM D.
Exec Dt:
11/15/2006
4
AUKERMAN, MILO J.
Exec Dt:
11/15/2006
5
WILLIAMS, ROBERT
Exec Dt:
11/15/2006
6
YOO, BYUNG-CHUN
Exec Dt:
11/15/2006
Assignees
1
PIONEER HI-BRED INTERNATIONAL, INC.
7100 NW 62ND AVENUE
PO BOX 1014
JOHNSTON, IOWA 50131-1014
2
E.I. DU PONT DE NEMOURS AND COMPANY
1007 MARKET STREET
WILMINGTON, DELAWARE 19898
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20070130653
11455073
Correspondence name and address
ALSTON & BIRD LLP
BANK OF AMERICA PLAZA
101 SOUTH TRYON STREET, SUITE 4000
CHARLOTTE, NC 28280-4000
Assignment: 3
Reel/Frame:025627/0262   Pages: 8
Recorded: 01/12/2011
Attorney Dkt #:035718/395696
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ALLEN, STEPHEN M.
Exec Dt:
12/09/2010
2
DAMUDE, HOWARD GLENN
Exec Dt:
12/09/2010
3
EVERARD, JOHN D.
Exec Dt:
12/09/2010
4
MEYER, KNUT
Exec Dt:
12/09/2010
5
YOO, BYUNG-CHUN
Exec Dt:
12/10/2010
Assignee
1
E.I.DUPONT DE NEMOURS AND COMPNAY
1007 MARKET STREET
WILMINGTON, DELAWARE 19898
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8993840
US20110126318
12917024
Correspondence name and address
KELLY J. WILLIAMSON/PAL
4721 EMPEROR BOULEVARD
SUITE 400
DURHAM, NC 27703-8580
Assignment: 4
Reel/Frame:045624/0552   Pages: 8
Recorded: 04/24/2018
Attorney Dkt #:BB1784-US-CNT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ALLEN, STEPHEN M.
Exec Dt:
12/09/2010
2
DAMUDE, HOWARD GLENN
Exec Dt:
12/09/2010
3
EVERARD, JOHN D.
Exec Dt:
12/09/2010
4
MEYER, KNUT
Exec Dt:
12/09/2010
5
YOO, BYUNG-CHUN
Exec Dt:
12/10/2010
Assignee
1
E. I. DU PONT DE NEMOURS AND COMPANY
CHESTNUT RUN PLAZA, 974 CENTRE ROAD
P.O. BOX 2915
WILMINGTON, DELAWARE 19805
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10538778
US20180245092
15960854
Correspondence name and address
PIONEER HI-BRED INTERNATIONAL, INC.
7250 NW 62ND AVENUE
P.O. BOX 552
JOHNSTON, IA 50131-0552
Assignment: 5
Reel/Frame:045624/0720   Pages: 8
Recorded: 04/24/2018
Attorney Dkt #:BB1784-US-DIV
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ALLEN, STEPHEN M.
Exec Dt:
12/09/2010
2
DAMUDE, HOWARD GLENN
Exec Dt:
12/09/2010
3
EVERARD, JOHN D.
Exec Dt:
12/09/2010
4
MEYER, KNUT
Exec Dt:
12/09/2010
5
YOO, BYUNG-CHUN
Exec Dt:
12/10/2010
Assignee
1
E. I. DU PONT DE NEMOURS AND COMPANY
CHESTNUT RUN PLAZA, 974 CENTRE ROAD
P.O. BOX 2915
WILMINGTON, DELAWARE 19805
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9976154
US20150218577
14666813
Correspondence name and address
PIONEER HI-BRED INTERNATIONAL, INC.
7250 NW 62ND AVENUE
P.O. BOX 552
JOHNSTON, IA 50131-0552
Assignment: 6
Reel/Frame:052561/0088   Pages: 10
Recorded: 05/04/2020
Attorney Dkt #:51090-701.831
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SAKAI, HAJIME
Exec Dt:
04/22/2020
2
YOO, BYUNG-CHUN
Exec Dt:
04/22/2020
3
OROZCO, EMIL MEYER
Exec Dt:
04/21/2020
4
WYSE, ROGER
Exec Dt:
04/22/2020
5
KISHORE, GANESH
Exec Dt:
04/21/2020
6
KEASLING, JAY
Exec Dt:
04/21/2020
7
YADAV, NARENDRA SINGH
Exec Dt:
04/21/2020
Assignee
1
NAPIGEN, INC.
C/O SPRUCE CAPITAL PARTNERS LLC
100 MONTGOMERY STREET, SUITE 2190
SAN FRANCISCO, CALIFORNIA 94104
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20210054404
16641073
Correspondence name and address
WILSON SONSINI GOODRICH & ROSATI
650 PAGE MILL ROAD
PALO ALTO, CA 94304-1050
Assignment: 7
Reel/Frame:061556/0533   Pages: 5
Recorded: 10/27/2022
Attorney Dkt #:51090-701.401
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SAKAI, HAJIME
Exec Dt:
10/24/2022
2
YOO, BYUNG-CHUN
Exec Dt:
10/24/2022
3
OROZCO, EMIL MEYER, JR
Exec Dt:
10/21/2022
4
KISHORE, GANESH
Exec Dt:
10/19/2022
5
YADAV, NARENDRA SINGH
Exec Dt:
10/21/2022
Assignee
1
NAPIGEN, INC.
200 POWDER MILL ROAD
DISI-E500
WILMINGTON, DELAWARE 19803
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11920140
US20230123175
17867534
Correspondence name and address
WILSON SONSINI GOODRICH & ROSATI
650 PAGE MILL ROAD
PALO ALTO, CA 94304-1050

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