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Patent Assignment Assignor Details
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Assignor Name : CHENG, LAPKIN K.
Total Assignments: 4
Assignment: 1
Reel/Frame:025796/0881   Pages: 4
Recorded: 02/11/2011
Attorney Dkt #:CL4876USNA
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
02/07/2011
2
Exec Dt:
01/20/2011
Assignee
1
4417 LANCASTER PIKE
BARLEY MILL PLAZA 25
WILMINGTON, DELAWARE 19809
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
12969951
Correspondence name and address
LOIS A. SANTOPIETRO
4417 LANCASTER PIKE
BARLEY MILL PLAZA 25
WILMINGTON, DE 19809
Assignment: 2
Reel/Frame:026190/0878   Pages: 3
Recorded: 04/27/2011
Attorney Dkt #:CL4876USNA
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
02/07/2011
2
Exec Dt:
01/20/2011
Assignee
1
4417 LANCASTER PIKE
BARLEY MILL PLAZA 25
WILMINGTON, DELAWARE 19809
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
12969951
Correspondence name and address
LOIS A. SANTOPIETRO
4417 LANCASTER PIKE
BARLEY MILL PLAZA 25
WILMINGTON, DE 19809
Assignment: 3
Reel/Frame:037644/0217   Pages: 6
Recorded: 02/02/2016
Attorney Dkt #:CL6211-US-NP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
12/06/2015
2
Exec Dt:
12/07/2015
3
Exec Dt:
12/04/2015
4
Exec Dt:
12/07/2015
Assignee
1
CHESTNUT RUN PLAZA
974 CENTRE ROAD, P. O. BOX 2915
WILMINGTON, DELAWARE 19805
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
14931529
Correspondence name and address
E. I. DU PONT DE NEMOURS AND COMPANY
974 CENTRE ROAD
CHESTNUT RUN PLAZA 721/2340
WILMINGTON, DE 19805
Assignment: 4
Reel/Frame:037644/0482   Pages: 7
Recorded: 02/02/2016
Attorney Dkt #:CL6249-US-NP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
12/06/2015
2
Exec Dt:
12/08/2015
3
Exec Dt:
12/07/2015
4
Exec Dt:
12/04/2015
5
Exec Dt:
12/04/2015
Assignee
1
CHESTNUT RUN PLAZA
974 CENTRE ROAD, P. O. BOX 2915
WILMINGTON, DELAWARE 19805
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
14939689
Correspondence name and address
E. I. DU PONT DE NEMOURS AND COMPANY
974 CENTRE ROAD
CHESTNUT RUN PLAZA 721/2340
WILMINGTON, DE 19805

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