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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 : BRUN, YEFIM
Total Assignments: 21
Assignment: 1
Reel/Frame:009012/0752   Pages: 2
Recorded: 02/20/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GORENSTEIN, MARC
Exec Dt:
02/17/1998
2
BRUN, YEFIM
Exec Dt:
02/17/1998
Assignee
1
WATERS INVESTMENTS, LTD.
1013 CENTRE STREET, SUITE 350
WILMINGTON, DELAWARE 19805
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6064945
NONE
09027443
Correspondence name and address
WATERS CORPORATION
ANTHONY J. JANIUK
34 MAPLE STREET
MILFORD, MA 01757
Assignment: 2
Reel/Frame:015881/0109   Pages: 4
Recorded: 10/12/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
RONG, XIE
Exec Dt:
06/23/2004
2
BRUN, YEFIM
Exec Dt:
06/25/2004
3
GORENSTEIN, MARC
Exec Dt:
06/23/2004
Assignee
1
WATERS INVESTMENTS LIMITED
109 LUKENS DRIVE
NEW CASTLE, DELAWARE 19720
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20050240385
10829848
Correspondence name and address
WATERS CORPORATION
ANTHONY J. JANIUK
34 MAPLE STREET - LG
MILFORD, MA 01757
Assignment: 3
Reel/Frame:015611/0513   Pages: 3
Recorded: 01/27/2005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
FISH, JR., ROBERT B.
Exec Dt:
01/13/2005
2
BRUN, YEFIM
Exec Dt:
01/05/2005
Assignee
1
E. I. DU PONT DE NEMOURS AND COMPANY
1007 MARKET STREET
LEGAL-PATENTS
WILMINGTON, DELAWARE 19898
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20050113532
10997719
Correspondence name and address
WILLIAM H. HAMBY
4417 LANCASTER PIKE
LEGAL-PATENTS
WILMINGTON, DE 19805
Assignment: 4
Reel/Frame:020146/0141   Pages: 4
Recorded: 11/21/2007
Attorney Dkt #:AD7185USNA
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HAUSMANN, KARLHEINZ
Exec Dt:
11/12/2007
2
BRUN, YEFIM
Exec Dt:
11/12/2007
Assignee
1
E. I. DU PONT DE NEMOURS AND COMPANY
1007 MARKET STREET
LEGAL-PATENTS
WILMINGTON, DELAWARE 19898
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8399531
US20060100297
11238796
Correspondence name and address
MARIA KOURTAKIS
4417 LANCASTER PIKE
LEGAL-PATENTS
WILMINGTON, DE 19805
Assignment: 5
Reel/Frame:028975/0415   Pages: 8
Recorded: 09/14/2012
Attorney Dkt #:CL5031USPCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
RITTER, JOACHIM C.
Exec Dt:
08/27/2012
2
POLLINO, JOEL M.
Exec Dt:
09/10/2012
3
POTTIGER, MICHAEL T.
Exec Dt:
08/31/2012
4
BRUN, YEFIM
Exec Dt:
08/29/2012
5
HUANG, ZHENG-ZHENG
Exec Dt:
08/27/2012
6
HOWE, JOHN C.
Exec Dt:
08/20/2012
Assignee
1
E. I. DU PONT DE NEMOURS AND COMPANY
4417 LANCASTER PIKE
BARLEY MILL PLAZA 25
WILMINGTON, DELAWARE 19805
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20130018135
13635025
Correspondence name and address
KEVIN S. DOBSON
4417 LANCASTER PIKE
BARLEY MILL PLAZA 25
WILMINGTON, DE 19805
Assignment: 6
Reel/Frame:028975/0774   Pages: 8
Recorded: 09/14/2012
Attorney Dkt #:CL5030USPCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
RITTER, JOACHIM C.
Exec Dt:
08/27/2012
2
POLLINO, JOEL M.
Exec Dt:
09/10/2012
3
POTTIGER, MICHAEL T.
Exec Dt:
08/21/2012
4
BRUN, YEFIM
Exec Dt:
08/29/2012
5
HUANG, ZHENG-ZHENG
Exec Dt:
08/27/2012
6
HOWE, JOHN C.
Exec Dt:
08/20/2012
Assignee
1
E. I. DU PONT DE NEMOURS AND COMPANY
4417 LANCASTER PIKE
BARLEY MILL PLAZA 25
WILMINGTON, DELAWARE 19805
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20130005890
13634969
Correspondence name and address
KEVIN S. DOBSON
4417 LANCASTER PIKE
BARLEY MILL PLAZA 25
WILMINGTON, DE 19805
Assignment: 7
Reel/Frame:028975/0956   Pages: 8
Recorded: 09/14/2012
Attorney Dkt #:CL5029USPCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
RITTER, JOACHIM C.
Exec Dt:
08/27/2012
2
POLLINO, JOEL M.
Exec Dt:
09/10/2012
3
POTTIGER, MICHAEL T.
Exec Dt:
08/21/2012
4
HUANG, ZHENG-ZHENG
Exec Dt:
08/27/2012
5
HOWE, JOHN C.
Exec Dt:
08/20/2012
6
BRUN, YEFIM
Exec Dt:
08/29/2012
Assignee
1
E. I. DU PONT DE NEMOURS AND COMPANY
4417 LANCASTER PIKE
BARLEY MILL PLAZA 25
WILMINGTON, DELAWARE 19805
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20130005889
13634887
Correspondence name and address
KEVIN S. DOBSON
4417 LANCASTER PIKE
BARLEY MILL PLAZA 25
WILMINGTON, DE 19805
Assignment: 8
Reel/Frame:029011/0963   Pages: 16
Recorded: 09/24/2012
Attorney Dkt #:CL4923USPCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
POLLINO, JOEL M.
Exec Dt:
09/17/2012
2
KRISHNAMURTHY, LAKSHMI
Exec Dt:
09/13/2012
3
RITTER, JOACHIM C.
Exec Dt:
09/18/2012
4
DUFF, ROBERT JOHN
Exec Dt:
09/19/2012
5
BRUN, YEFIM
Exec Dt:
09/18/2012
6
HUANG, ZHENG-ZHENG
Exec Dt:
09/20/2012
7
YIN, ZUOHONG
Exec Dt:
09/24/2012
Assignee
1
E. I. DU PONT DE NEMOURS AND COMPANY
4417 LANCASTER PIKE
BARLEY MILL PLAZA 25
WILMINGTON, DELAWARE 19805
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20130011544
13636380
Correspondence name and address
KEVIN S. DOBSON
4417 LANCASTER PIKE
BARLEY MILL PLAZA 25
WILMINGTON, DE 19805
Assignment: 9
Reel/Frame:029237/0597   Pages: 22
Recorded: 11/05/2012
Attorney Dkt #:CL4904USPCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
RITTER, JOACHIM C.
Exec Dt:
09/24/2012
2
YIN, ZUOHONG
Exec Dt:
09/19/2012
3
POLLINO, JOEL M.
Exec Dt:
09/19/2012
4
POTTIGER, MICHAEL T.
Exec Dt:
09/19/2012
5
BRUN, YEFIM
Exec Dt:
09/19/2012
6
KRISHNAMURTHY, LAKSHMI
Exec Dt:
09/21/2012
7
HUANG, ZHENG-ZHENG
Exec Dt:
09/19/2012
8
HOWE, JOHN C.
Exec Dt:
09/19/2012
9
HOWE, LAURIE A.
Exec Dt:
09/20/2012
10
SAMUELSON, HARRY VAUGHN
Exec Dt:
09/19/2012
Assignee
1
E. I. DU PONT DE NEMOURS AND COMPANY
4417 LANCASTER PIKE
BARLEY MILL PLAZA 25
WILMINGTON, DELAWARE 19805
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20130210307
13635913
Correspondence name and address
ANDREW GOLIAN
4417 LANCASTER PIKE
BARLEY MILL PLAZA 25
WILMINGTON, DE 19805
Assignment: 10
Reel/Frame:031597/0390   Pages: 6
Recorded: 11/14/2013
Attorney Dkt #:CL5756USNP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
PAYNE, MARK S
Exec Dt:
10/18/2013
2
BRUN, YEFIM
Exec Dt:
10/18/2013
3
HE, HONGXIAN
Exec Dt:
10/18/2013
4
SCHOLZ, THOMAS
Exec Dt:
11/11/2013
Assignee
1
E. I. DU PONT DE NEMOURS AND COMPANY
1007 MARKET STREET
WILMINGTON, DELAWARE 19898
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8871474
US20140087431
14036049
Correspondence name and address
LYNNE CHRISTENBURY
974 CENTRE ROAD
CHESTNUT RUN PLAZA 721
WILMINGTON, DE 19805
Assignment: 11
Reel/Frame:035566/0865   Pages: 8
Recorded: 05/05/2015
Attorney Dkt #:CL6191-US-NP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
PAULLIN, JAYME L.
Exec Dt:
04/10/2015
2
PAYNE, MARK S.
Exec Dt:
04/10/2015
3
DENNES, T. JOSEPH
Exec Dt:
04/14/2015
4
BRUN, YEFIM
Exec Dt:
04/13/2015
5
NAMBIAR, RAKESH
Exec Dt:
04/20/2015
6
SCHOLZ, THOMAS
Exec Dt:
04/13/2015
Assignee
1
E. I. DU PONT DE NEMOURS AND COMPANY
1007 MARKET STREET
WILMINGTON, DELAWARE 19898
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20150232785
14619174
Correspondence name and address
E. I. DU PONT DE NEMOURS AND COMPANY
974 CENTRE ROAD
CHESTNUT RUN PLAZA 721/2340
WILMINGTON, DE 19805
Assignment: 12
Reel/Frame:035853/0277   Pages: 8
Recorded: 06/08/2015
Attorney Dkt #:CL6201-US-NP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
PAULLIN, JAYME L.
Exec Dt:
04/10/2015
2
PAYNE, MARK S.
Exec Dt:
04/10/2015
3
DENNES, T. JOSEPH
Exec Dt:
04/14/2015
4
BRUN, YEFIM
Exec Dt:
04/13/2015
5
NAMBIAR, RAKESH
Exec Dt:
04/20/2015
6
SCHOLZ, THOMAS
Exec Dt:
04/13/2015
Assignee
1
E. I. DU PONT DE NEMOURS AND COMPANY
1007 MARKET STREET
WILMINGTON, DELAWARE 19898
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9926541
US20150232819
14619193
Correspondence name and address
E. I. DU PONT DE NEMOURS AND COMPANY
974 CENTRE ROAD
CHESTNUT RUN PLAZA 721/2340
WILMINGTON, DE 19805
Assignment: 13
Reel/Frame:038556/0333   Pages: 10
Recorded: 05/12/2016
Attorney Dkt #:CL6294-US-NP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
NAMBIAR, RAKESH
Exec Dt:
04/25/2016
2
GUAN, RONG
Exec Dt:
04/04/2016
3
CHENG, QIONG
Exec Dt:
04/05/2016
4
DICOSIMO, ROBERT
Exec Dt:
04/05/2016
5
PAULLIN, JAYME L.
Exec Dt:
04/25/2016
6
LIANG, YUANFENG
Exec Dt:
04/25/2016
7
POWLEY, CHARLES R.
Exec Dt:
04/11/2016
8
BRUN, YEFIM
Exec Dt:
04/06/2016
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 #
 
 
 
 
 
 
 
 
 
 
 
10059779
US20160122445
14933128
Correspondence name and address
E. I. DU PONT DE NEMOURS AND COMPANY
974 CENTRE ROAD
CHESTNUT RUN PLAZA 721/2340
WILMINGTON, DE 19805
Assignment: 14
Reel/Frame:039167/0943   Pages: 10
Recorded: 07/15/2016
Attorney Dkt #:CL6294-US-NP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
NAMBIAR, RAKESH
Exec Dt:
06/25/2016
2
GUAN, RONG
Exec Dt:
04/04/2016
3
CHENG, QIONG
Exec Dt:
04/05/2016
4
DICOSIMO, ROBERT
Exec Dt:
04/05/2016
5
PAULLIN, JAYME L
Exec Dt:
04/25/2016
6
LIANG, YUANFENG
Exec Dt:
04/25/2016
7
POWLEY, CHARLES R
Exec Dt:
04/11/2016
8
BRUN, YEFIM
Exec Dt:
04/06/2016
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 #
 
 
 
 
 
 
 
 
 
 
 
10059779
US20160122445
14933128
Correspondence name and address
E. I. DU PONT DE NEMOURS AND COMPANY
974 CENTRE ROAD
CHESTNUT RUN PLAZA 721/2340
WILMINGTON, DE 19805
Assignment: 15
Reel/Frame:040946/0001   Pages: 5
Recorded: 01/11/2017
Attorney Dkt #:CL6480-US-NP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
PAYNE, MARK S
Exec Dt:
08/10/2016
2
BRUN, YEFIM
Exec Dt:
08/02/2016
3
BOTT, RICHARD R
Exec Dt:
11/11/2016
Assignee
1
E. I. DUPONT DE NEMOURS AND COMPANY
CHESTNUT RUN PLAZA
974 CENTRE ROAD, P.O. BOX 2915
WILMINGTON, DELAWARE 19805
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9988610
US20170002336
15182778
Correspondence name and address
E. I. DU PONT DE NEMOURS AND COMPANY
974 CENTRE ROAD
CHESTNUT RUN PLAZA 721/2340
WILMINGTON, DE 19805
Assignment: 16
Reel/Frame:040946/0134   Pages: 3
Recorded: 01/11/2017
Attorney Dkt #:CL6452-JS-NP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
PAYNE, MARK S
Exec Dt:
08/10/2016
2
BRUN, YEFIM
Exec Dt:
08/02/2016
Assignee
1
E. I. DUPONT DE NEMOURS AND COMPANY
CHESTNUT RUN PLAZA
974 CENTRE ROAD, P.O. BOX 2915
WILMINGTON, DELAWARE 19805
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20170002335
15182747
Correspondence name and address
E. I. DUPONT DE NEMOURS AND COMPANY
974 CENTRE ROAD
CHESTNUT RUN PLAZA 721/2340
WILMINGTON, DE 19805
Assignment: 17
Reel/Frame:041048/0799   Pages: 3
Recorded: 01/23/2017
Attorney Dkt #:CL6480-US-NP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
PAYNE, MARK S
Exec Dt:
08/10/2016
2
BRUN, YEFIM
Exec Dt:
08/02/2016
Assignee
1
E. I. DUPONT DE NEMOURS AND COMPANY
CHESTNUT RUN PLAZA
974 CENTRE ROAD, P.O. BOX 2915
WILMINGTON, DELAWARE 19805
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9988610
US20170002336
15182778
Correspondence name and address
E. I. DUPONT DE NEMOURS AND COMPANY
974 CENTRE ROAD
CHESTNUT RUN PLAZA 721/2340
WILMINGTON, DE 19805
Assignment: 18
Reel/Frame:042236/0078   Pages: 8
Recorded: 05/04/2017
Attorney Dkt #:CL6214-US-PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BRUN, YEFIM
Exec Dt:
01/23/2017
2
CASTAGNA, ALICIA MARIE
Exec Dt:
03/09/2017
3
LIAO, KEN-HSUAN
Exec Dt:
05/02/2017
4
NEDERBERG, FREDRIK
Exec Dt:
02/09/2017
5
MCCORD, ELIZABETH FORRESTER
Exec Dt:
01/13/2017
6
RASMUSSEN, CHRISTOPHER JOHN
Exec Dt:
01/16/2017
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 #
 
 
 
 
 
 
 
 
 
 
 
10150862
US20170058119
15307995
Correspondence name and address
E. I. DU PONT DE NEMOURS AND COMPANY
974 CENTRE ROAD
CHESTNUT RUN PLAZA 721/2340
WILMINGTON, DE 19805
Assignment: 19
Reel/Frame:052819/0592   Pages: 4
Recorded: 06/03/2020
Attorney Dkt #:CL6007-US-NP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
NAGY, KEVIN D.
Exec Dt:
08/02/2018
2
HENNESSEY, SUSAN MARIE
Exec Dt:
08/02/2018
3
BRUN, YEFIM
Exec Dt:
08/02/2018
Assignee
1
E I DU PONT DE NEMOURS AND COMPANY
974 CENTRE ROAD
WILMINGTON, DELAWARE 19805
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10774352
US20180340199
15985831
Correspondence name and address
DUPONT
974 CENTRE ROAD
WILMINGTON, DE 19805
Assignment: 20
Reel/Frame:047966/0850   Pages: 5
Recorded: 01/11/2019
Attorney Dkt #:CL6536-US-PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BEHABTU, NATNAEL
Exec Dt:
10/02/2018
2
ROESKE, JOSEPH F
Exec Dt:
08/06/2018
3
BRUN, YEFIM
Exec Dt:
08/07/2018
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 #
 
 
 
 
 
 
 
 
 
 
 
10995435
US20180282918
15763965
Correspondence name and address
E. I. DU PONT DE NEMOURS AND COMPANY
974 CENTRE ROAD
CHESTNUT RUN PLAZA 721/2340
WILMINGTON, DE 19805
Assignment: 21
Reel/Frame:054639/0811   Pages: 9
Recorded: 12/14/2020
Attorney Dkt #:CL6641-US-NP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KIM, KYLE HYUN CHANG
Exec Dt:
11/16/2020
2
BRUN, YEFIM
Exec Dt:
11/13/2020
3
IONESCU, LUCIA DANIELA
Exec Dt:
11/12/2020
4
LONDONO, JUAN DAVID
Exec Dt:
12/14/2020
5
MOK, JORGE
Exec Dt:
11/12/2020
6
OHANE, JAMES JOSHUA
Exec Dt:
12/02/2020
7
TONG, LEMUEL
Exec Dt:
11/12/2020
Assignee
1
NUTRITION & BIOSCIENCES USA 4 INC.
974 CENTRE ROAD
WILMINGTON, DELAWARE 19805
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11608388
US20210130504
17089817
Correspondence name and address
DUPONT
200 POWDER MILL ROAD
WILMINGTON, DE 19803

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