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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 : CAO, YANYAN
Total Assignments: 9
Assignment: 1
Reel/Frame:028164/0756   Pages: 2
Recorded: 05/07/2012
Attorney Dkt #:CL4619USPCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
CAO, YANYAN
Exec Dt:
04/23/2012
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
US20120220066
13505841
Correspondence name and address
LOIS SANTOPIETRO
4417 LANCASTER PIKE
BARLEY MILL PLAZA 25
WILMINGTON, DE 19805
Assignment: 2
Reel/Frame:028339/0541   Pages: 8
Recorded: 06/08/2012
Attorney Dkt #:CL4619USCIP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CAO, YANYAN
Exec Dt:
06/01/2012
2
CASPAR, JONATHAN V.
Exec Dt:
06/01/2012
3
DENNY, MICHAEL S., JR
Exec Dt:
06/01/2012
4
JOHNSON, LYNDA KAYE
Exec Dt:
06/05/2012
5
LU, MEIJUN
Exec Dt:
06/01/2012
6
RADU, DANIELA RODICA
Exec Dt:
06/01/2012
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 #
 
 
 
 
 
 
 
 
 
 
 
9105796
US20130125988
13470430
Correspondence name and address
LOIS A. SANTOPIETRO
4417 LANCASTER PIKE
BARLEY MILL PLAZA 25
WILMINGTON, DE 19805
Assignment: 3
Reel/Frame:030424/0819   Pages: 7
Recorded: 05/15/2013
Attorney Dkt #:CL5303USPCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CAO, YANYAN
Exec Dt:
03/21/2013
2
CATRON, JOHN W., JR
Exec Dt:
03/22/2013
3
JOHNSON, LYNDA KAYE
Exec Dt:
03/22/2013
4
LU, MEIJUN
Exec Dt:
03/21/2013
5
MALAJOVICH, IRINA
Exec Dt:
03/26/2013
6
RADU, DANIELA RODICA
Exec Dt:
05/10/2013
Assignee
1
E. I. DU PONT DE NEMOURS AND COMPANY
4417 LANCASTER PIKE
BARLEY MILL PLAZA 25
WILMINGTON, DELAWARE 19809
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20130264526
13885105
Correspondence name and address
LOIS A. SANTOPIETRO
4417 LANCASTER PIKE
BARLEY MILL PLAZA 25
WILMINGTON, DE 19809
Assignment: 4
Reel/Frame:030439/0727   Pages: 12
Recorded: 05/18/2013
Attorney Dkt #:CL5304USPCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CAO, YANYAN
Exec Dt:
03/21/2013
2
CASPAR, JONATHAN V.
Exec Dt:
03/26/2013
3
MALAJOVICH, IRINA
Exec Dt:
03/26/2013
4
CATRON, JOHN W., JR
Exec Dt:
03/22/2013
5
JOHNSON, LYNDA KAYE
Exec Dt:
03/22/2013
6
LU, MEIJUN
Exec Dt:
03/21/2013
7
RADU, DANIELA RODICA
Exec Dt:
05/10/2013
Assignee
1
E. I. DU PONT DE NEMOURS AND COMPANY
4417 LANCASTER PIKE
BARLEY MILL PLAZA 25
WILMINGTON, DELAWARE 19809
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20130233202
13885691
Correspondence name and address
LOIS A. SANTOPIETRO
4417 LANCASTER PIKE
BARLEY MILL PLAZA 25
WILMINGTON, DE 19809
Assignment: 5
Reel/Frame:030504/0732   Pages: 7
Recorded: 05/29/2013
Attorney Dkt #:CL5327USPCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CAO, YANYAN
Exec Dt:
03/22/2013
2
CASPAR, JONATHAN V.
Exec Dt:
03/26/2013
3
MALAJOVICH, IRINA
Exec Dt:
03/26/2013
4
JOHNSON, LYNDA KAYE
Exec Dt:
03/22/2013
5
LU, MEIJUN
Exec Dt:
03/22/2013
6
RADU, DANIELA RODICA
Exec Dt:
05/10/2013
Assignee
1
E. I. DU PONT DE NEMOURS AND COMPANY
4417 LANCASTER PIKE
BARLEY MILL PLAZA 25
WILMINGTON, DELAWARE 19809
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20130292800
13988406
Correspondence name and address
LOIS A. SANTOPIETRO
4417 LANCASTER PIKE
BARLEY MILL PLAZA 25
WILMINGTON, DE 19809
Assignment: 6
Reel/Frame:030439/0751   Pages: 7
Recorded: 05/18/2013
Attorney Dkt #:CL5300USPCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CAO, YANYAN
Exec Dt:
04/30/2013
2
JOHNSON, LYNDA KAYE
Exec Dt:
05/03/2013
3
LU, MEIJUN
Exec Dt:
04/30/2013
4
MALAJOVICH, IRINA
Exec Dt:
05/06/2013
5
RADU, DANIELA RODICA
Exec Dt:
05/10/2013
Assignee
1
E. I. DU PONT DE NEMOURS AND COMPANY
4417 LANCASTER PIKE
BARLEY MILL PLAZA 25
WILMINGTON, DELAWARE 19809
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20140048137
13885499
Correspondence name and address
LOIS A. SANTOPIETRO
4417 LANCASTER PIKE
BARLEY MILL PLAZA 25
WILMINGTON, DE 19809
Assignment: 7
Reel/Frame:030423/0777   Pages: 14
Recorded: 05/15/2013
Attorney Dkt #:CL5298USPCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CAO, YANYAN
Exec Dt:
05/10/2013
2
CATRON, JOHN W., JR
Exec Dt:
05/02/2013
3
JOHNSON, LYNDA KAYE
Exec Dt:
05/02/2013
4
LU, MEIJUN
Exec Dt:
04/29/2013
5
RADU, DANIELA RODICA
Exec Dt:
05/10/2013
6
CASPAR, JONATHAN V.
Exec Dt:
04/29/2013
7
MALAJOVICH, IRINA
Exec Dt:
04/29/2013
8
ROSENFELD, H. DAVID
Exec Dt:
04/29/2013
Assignee
1
E. I. DU PONT DE NEMOURS AND COMPANY
4417 LANCASTER PIKE
BARLEY MILL PLAZA 25
WILMINGTON, DELAWARE 19809
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20140144500
13885286
Correspondence name and address
LOIS A. SANTOPIETRO
4417 LANCASTER PIKE
BARLEY MILL PLAZA 25
WILMINGTON, DE 19809
Assignment: 8
Reel/Frame:063345/0158   Pages: 3
Recorded: 04/17/2023
Attorney Dkt #:CICTD-102-PCT-US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CAO, YANYAN
Exec Dt:
12/15/2016
2
SMITH, EDWARD MAXWELL DE BRANT
Exec Dt:
12/15/2016
Assignee
1
E. I. DU PONT DE NEMOURS AND COMPANY
CHESTNUT RUN PLAZA
974 CENTRE ROAD
WILMINGTON, DELAWARE 19805
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20210276245
16340756
Correspondence name and address
DORITY & MANNING, P.A. & TICONA LLC
P.O. BOX 1449
GREENVILLE, SC 29602
Assignment: 9
Reel/Frame:067266/0321   Pages: 6
Recorded: 04/30/2024
Attorney Dkt #:CICTD-399 (2023MM0117-US)
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CAO, YANYAN
Exec Dt:
01/26/2024
2
SMITH, EDWARD MAXWELL DE BRANT
Exec Dt:
01/23/2024
3
D'ACHILLE, BERARDINO
Exec Dt:
01/26/2024
4
JOHNSON, LYNDA
Exec Dt:
04/28/2024
Assignee
1
DUPONT POLYMERS, INC.
CHESTNUT RUN PLAZA, BLDG. 730
WILMINGTON, DELAWARE 19805
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20240158617
18498319
Correspondence name and address
MRS. SANDY PE
P.O. BOX 1449
GREENVILLE, SC 29602

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