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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 : CHENG, HUAI N.
Total Assignments: 18
Assignment: 1
Reel/Frame:005122/0866   Pages: 3
Recorded: 07/20/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
Exec Dt:
07/07/1989
Assignee
1
WILMINGTON, DELAWARE
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07376469
Correspondence name and address
MARK GOLDBERG
PATENT SECTION, HERCULES INC.,
HERCULES PLAZA
WILMINGTON, DE 19894
Assignment: 2
Reel/Frame:009385/0040   Pages: 5
Recorded: 08/18/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
08/10/1998
2
Exec Dt:
08/10/1998
Assignee
1
HERCULES PLAZA
LAW DEPT./IPS 8TH FL. 1313 N. MARKET STREET
WILMINGTON, DELAWARE 19894
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08841036
Correspondence name and address
MARTIN F. SLOAN
LAW DEPT./IPS 8TH FL.
1313 N. MARKET STREET
HERCULES PLAZA
WILMINGTON, DE 19894-0001
Assignment: 3
Reel/Frame:010957/0686   Pages: 4
Recorded: 07/11/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
06/23/2000
2
Exec Dt:
06/23/2000
3
Exec Dt:
06/23/2000
Assignee
1
1313 NORTH MARKET STREET
WILMINGTON, DELAWARE 19894
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09592730
Correspondence name and address
GREENBLUM & BERNSTEIN, P.L.C.
NEIL F. GREENBLUM
1941 ROLAND CLARKE PLACE
RESTON, VA 20191
Assignment: 4
Reel/Frame:012541/0383   Pages: 16
Recorded: 01/22/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
10/11/2001
2
Exec Dt:
10/15/2001
3
Exec Dt:
11/15/2001
4
Exec Dt:
11/08/2001
5
Exec Dt:
11/07/2001
Assignee
1
LAW DEPARTMENT
1313 NORTH MARKET STREET
WILMINGTON, DELAWARE 19894
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09963191
Correspondence name and address
HERCULES INCORPORATED
JOANNE ROSSI
1313 NORTH MARKET STREET
WILMINGTON, DE 19894
Assignment: 5
Reel/Frame:012514/0001   Pages: 8
Recorded: 01/18/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
11/20/2001
2
Exec Dt:
11/20/2001
3
Exec Dt:
11/15/2001
4
Exec Dt:
12/13/2001
5
Exec Dt:
12/15/2001
6
Exec Dt:
12/13/2001
Assignee
1
HERCULES PLAZA 1313 NORTH MARKET STREET
WILMINGTON, DELAWARE 19894
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
09956742
Correspondence name and address
WOODCOCK WASHBURN LLP
CHRISTINE A. GODDARD
ONE LIBERTY PLACE - 46TH FLOOR
PHILADELPHIA, PENNSYLVANIA 19103-7301
Assignment: 6
Reel/Frame:012688/0338   Pages: 9
Recorded: 03/04/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
02/12/2002
2
Exec Dt:
02/12/2002
3
Exec Dt:
02/11/2002
Assignee
1
LAW DEPARTMENT
1313 NORTH MARKET STREET
WILMINGTON, DELAWARE 19894
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09791450
Correspondence name and address
HERCULES INCORPORATED
JOANNE ROSSI
1313 NORTH MARKET STREET
WILMINGTON, DE 19894
Assignment: 7
Reel/Frame:012801/0927   Pages: 11
Recorded: 04/08/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
02/26/2002
2
Exec Dt:
03/14/2002
3
Exec Dt:
02/26/2002
4
Exec Dt:
02/26/2002
Assignee
1
LAW DEPARTMENT
1313 NORTH MARKET STREET
WILMINGTON, DELAWARE 19894
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
10027149
Correspondence name and address
HERCULES INCORPORATED
JOANNE ROSSI
1313 NORTH MARKET STREET
WILMINGTON, DE 19894
Assignment: 8
Reel/Frame:012801/0948   Pages: 16
Recorded: 04/08/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
02/26/2002
2
Exec Dt:
03/14/2002
3
Exec Dt:
02/26/2002
4
Exec Dt:
02/25/2002
5
Exec Dt:
02/26/2002
Assignee
1
LAW DEPARTMENT
1313 NORTH MARKET STREET
WILMINGTON, DELAWARE 19894
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
10027164
Correspondence name and address
HERCULES INCORPORATED
JOANNE ROSSI
1313 NORTH MARKET STREET
WILMINGTON, DE 19894
Assignment: 9
Reel/Frame:012801/0972   Pages: 11
Recorded: 04/08/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
03/07/2002
2
Exec Dt:
03/14/2002
3
Exec Dt:
03/07/2002
4
Exec Dt:
03/08/2002
Assignee
1
LAW DEPARTMENT
1313 NORTH MARKET STREET
WILMINGTON, DELAWARE 19894
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
10027165
Correspondence name and address
HERCULES INCORPORATED
JOANNE ROSSI
1313 NORTH MARKET STREET
WILMINGTON, DE 19894
Assignment: 10
Reel/Frame:012856/0365   Pages: 13
Recorded: 04/26/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
03/07/2002
2
Exec Dt:
03/14/2002
3
Exec Dt:
03/07/2002
4
Exec Dt:
03/26/2002
5
Exec Dt:
03/08/2002
Assignee
1
LAW DEPARTMENT
1313 NORTH MARKET STREET
WILMINGTON, DELAWARE 19894
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
10027166
Correspondence name and address
HERCULES INCORPORATED
JOANNE ROSSI
1313 NORTH MARKET STREET
WILMINGTON, DELAWARE 19894
Assignment: 11
Reel/Frame:017434/0263   Pages: 5
Recorded: 04/05/2006
Attorney Dkt #:DKT 10446
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
12/29/2005
2
Exec Dt:
01/10/2006
3
Exec Dt:
02/08/2006
Assignee
1
HERCULES PLAZA, 1313 NORTH MARKET STREET
WILMINGTON, DELAWARE 19894-0001
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11297024
Correspondence name and address
JOANNE MARY FOBARE ROSSI
HERCULES PLAZA
1313 NORTH MARKET STREET
WILMINGTON, DE 19894-0001
Assignment: 12
Reel/Frame:017434/0423   Pages: 5
Recorded: 04/05/2006
Attorney Dkt #:DKT 10361
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
12/29/2005
2
Exec Dt:
01/10/2006
3
Exec Dt:
02/08/2006
Assignee
1
1313 NORTH MARKET STREET
HERCULES PLAZA
WILMINGTON, DELAWARE 19894-0001
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11297025
Correspondence name and address
JOANNE MARY FOBARE ROSSI
HERCULES PLAZA
1313 NORTH MARKET STREET
WILMINGTON, DE 19894-0001
Assignment: 13
Reel/Frame:019286/0405   Pages: 8
Recorded: 05/14/2007
Attorney Dkt #:14420-00005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
05/07/2007
2
Exec Dt:
05/07/2007
3
Exec Dt:
05/07/2007
Assignee
1
13TH AND MARKET STREETS
WILMINGTON, DELAWARE 19801
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11698475
Correspondence name and address
EAMONN P. MORRISON, ESQUIRE
CONNOLLY BOVE LODGE & HUTZ LLP
P.O. BOX 2207
WILMINGTON, DE 19899-2207
Assignment: 14
Reel/Frame:020251/0640   Pages: 17
Recorded: 12/13/2007
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
07/20/2007
2
Exec Dt:
07/20/2007
3
Exec Dt:
07/20/2007
4
Exec Dt:
07/20/2007
5
Exec Dt:
07/26/2007
6
Exec Dt:
07/20/2007
Assignee
1
HERCULES PLAZA
1313 NORTH MARKET STREET
WILMINGTON, DELAWARE 19894
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11881128
Correspondence name and address
JOANNE MARY FOBARE ROSSI
HERCULES PLAZA
1313 NORTH MARKET STREET
WILMINGTON, DELAWARE 19894
Assignment: 15
Reel/Frame:020400/0131   Pages: 5
Recorded: 01/22/2008
Attorney Dkt #:dkt 10635
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
11/30/2007
2
Exec Dt:
11/30/2007
Assignee
1
HERCULES INCORPORATED
1313 NORTH MARKET STREET, HERCULES PLAZA
WILMINGTON, DELAWARE 19894
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
11973060
Correspondence name and address
HERCULES INC.
HERCULES PLAZA
1313 NORTH MARKET STREET
WILMINGTON, DE 19894
Assignment: 16
Reel/Frame:031878/0215   Pages: 4
Recorded: 01/02/2014
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
12/27/2013
Assignee
1
500 HERCULES ROAD
8139/215
WILMINGTON,, DELAWARE 19808
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
14079079
Correspondence name and address
HERCULES INCORPORATED
500 HERCULES ROAD
BLDG 8139/215
WILMINGTON, DE 19808
Assignment: 17
Reel/Frame:042146/0657   Pages: 2
Recorded: 04/26/2017
Attorney Dkt #:0115.16
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
04/25/2017
2
Exec Dt:
04/25/2017
3
Exec Dt:
04/25/2017
4
Exec Dt:
04/25/2017
Assignee
1
1400 INDEPENDENCE AVE., S.W.
WASHINGTON, DISTRICT OF COLUMBIA 20250
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
15380283
Correspondence name and address
G. BYRON STOVER
5601 SUNNYSIDE AVE, RM. 4-1184
BELTSVILLE, MD 20705
Assignment: 18
Reel/Frame:054875/0181   Pages: 4
Recorded: 01/11/2021
Attorney Dkt #:0136.19
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
02/12/2020
2
Exec Dt:
02/21/2020
3
Exec Dt:
02/13/2020
Assignee
1
1400 INDEPENDENCE AVE., S.W.
WASHINGTON, DISTRICT OF COLUMBIA 20250
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
17144329
Correspondence name and address
G. BYRON STOVER
5601 SUNNYSIDE AVE, RM. 4-1159
BELTSVILLE, MD 20705

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