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 : DUFF, ROBERT JOHN
Total Assignments: 8
Assignment: 1
Reel/Frame:032714/0898   Pages: 10
Recorded: 04/21/2014
Attorney Dkt #:HT4780USNA
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DUFF, ROBERT JOHN
Exec Dt:
06/30/2011
2
HUANG, ZHENG-ZHENG JENNY
Exec Dt:
06/29/2011
3
KRISHNAMURTHY, LAKSHMI
Exec Dt:
07/14/2011
4
NAMBIAR, RAKESH
Exec Dt:
07/20/2011
5
POLLINO, JOEL M.
Exec Dt:
07/20/2011
6
RITTER, JOACHIM C.
Exec Dt:
08/01/2011
7
SAMUELSON, HARRY VAUGHN
Exec Dt:
07/25/2011
8
CHI, CHENG-HANG
Exec Dt:
07/01/2011
Assignee
1
E. I. DUPONT DE NEMOURS AND COMPANY
1007 MARKET STREET
WILMINGTON, DELAWARE 19898
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20120318136
13160830
Correspondence name and address
LAURENCE T. PEARSON
974 CENTRE ROAD
CHESTNUT RUN PLAZA 721/2333
WILMINGTON, DE 19805
Assignment: 2
Reel/Frame:028971/0150   Pages: 12
Recorded: 09/17/2012
Attorney Dkt #:CL5028USPCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KRISHNAMURTHY, LAKSHMI
Exec Dt:
08/29/2012
2
YIN, ZUOHONG
Exec Dt:
08/20/2012
3
RITTER, JOACHIM C.
Exec Dt:
08/27/2012
4
POLLINO, JOEL M.
Exec Dt:
09/10/2012
5
POTTIGER, MICHAEL T
Exec Dt:
08/21/2012
6
HOWE, JOHN C.
Exec Dt:
08/20/2012
7
LAURA, DAVID MATTHEWS, JR
Exec Dt:
08/20/2012
8
SAMUELSON, HARRY VAUGHN
Exec Dt:
08/20/2012
9
DUFF, ROBERT JOHN
Exec Dt:
08/20/2012
10
HUANG, ZHENG-ZHENG
Exec Dt:
08/27/2012
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
US20130009333
13635144
Correspondence name and address
ANDREW GOLIAN
4417 LANCASTER PIKE
BARLEY MILL PLAZA 25
WILMINGTON, DE 19805
Assignment: 3
Reel/Frame:028982/0692   Pages: 7
Recorded: 09/14/2012
Attorney Dkt #:CL4924USPCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
POLLINO, JOEL M.
Exec Dt:
09/10/2012
2
RITTER, JOACHIM C.
Exec Dt:
08/27/2012
3
DUFF, ROBERT JOHN
Exec Dt:
08/20/2012
4
HUANG, ZHENG-ZHENG
Exec Dt:
08/27/2012
5
YIN, ZUOHONG
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 #
 
 
 
 
 
 
 
 
 
 
 
8946358
US20130012671
13634697
Correspondence name and address
KEVIN S. DOBSON
4417 LANCASTER PIKE
BARLEY MILL PLAZA 25
WILMINGTON, DE 19805
Assignment: 4
Reel/Frame:029012/0449   Pages: 20
Recorded: 09/24/2012
Attorney Dkt #:CL4922USPCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KRISHNAMURTHY, LAKSHMI
Exec Dt:
09/20/2012
2
RITTER, JOACHIM C.
Exec Dt:
09/18/2012
3
POLLINO, JOEL M.
Exec Dt:
09/11/2012
4
POTTIGER, MICHAEL T.
Exec Dt:
09/04/2012
5
HOWE, JOHN C.
Exec Dt:
09/05/2012
6
LAURA JR, DAVID MATTHEWS
Exec Dt:
09/14/2012
7
HUANG, ZHENG-ZHENG
Exec Dt:
09/04/2012
8
SAMUELSON, HARRY VAUGHN
Exec Dt:
09/06/2012
9
DUFF, ROBERT JOHN
Exec Dt:
09/14/2012
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
US20130012092
13636351
Correspondence name and address
ANDREW GOLIAN
4417 LANCASTER PIKE
BARLEY MILL PLAZA 25
WILMINGTON, DE 19805
Assignment: 5
Reel/Frame:029017/0128   Pages: 20
Recorded: 09/25/2012
Attorney Dkt #:CL4914USPCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
RITTER, JOACHIM C.
Exec Dt:
08/28/2012
2
POLLINO, JOEL M.
Exec Dt:
09/11/2012
3
POLLINGER, MICAHEL T.
Exec Dt:
08/28/2012
4
KRISHNAMURTHY, LAKSHMI
Exec Dt:
08/30/2012
5
HOWE, JOHN C.
Exec Dt:
08/28/2012
6
SAMUELSON, HARRY VAUGHN
Exec Dt:
08/30/2012
7
AVGOUSTI, MARIOS
Exec Dt:
08/28/2012
8
HUANG, ZHENG-ZHENG
Exec Dt:
08/28/2012
9
DUFF, ROBERT JOHN
Exec Dt:
09/14/2012
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
US20130012637
13636136
Correspondence name and address
KEVIN S. DOBSON
4417 LANCASTER PIKE
BARLEY MILL PLAZA 25
WILMINGTON, DE 19805
Assignment: 6
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: 7
Reel/Frame:031486/0187   Pages: 5
Recorded: 10/28/2013
Attorney Dkt #:CL5297USNP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DUFF, ROBERT JOHN
Exec Dt:
10/13/2013
2
RITTER, JOACHIM C.
Exec Dt:
01/21/2013
3
POLLINO, JOEL M.
Exec Dt:
01/21/2013
Assignee
1
E. I. DU PONT DE NEMOURS AND COMPANY
1007 MARKET STREET
WILMINGTON, DELAWARE 19898
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20140087117
13628745
Correspondence name and address
ANNE BREIKSS
974 CENTRE ROAD
CHESTNUT RUN PLAZA 721
WILMINGTON, DE 19805
Assignment: 8
Reel/Frame:031924/0388   Pages: 6
Recorded: 01/09/2014
Attorney Dkt #:CL4910USCIP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DUFF, ROBERT JOHN
Exec Dt:
11/13/2013
2
HUANG, ZHENG-ZHENG
Exec Dt:
12/13/2012
3
RITTER, JOACHIM C
Exec Dt:
12/12/2012
4
POLLINO, JOEL M
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 #
 
 
 
 
 
 
 
 
 
 
 
8846857
US20140097134
13644524
Correspondence name and address
ANN BREIKSS
974 CENTRE ROAD
CHESTNUT RUN PLAZA 721
WILMINGTON, DE 19805

Search Results as of: 05/25/2024 01:21 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