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 : XU, JIGENG
Total Assignments: 16
Assignment: 1
Reel/Frame:012489/0669   Pages: 5
Recorded: 01/16/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WEI, YEN
Exec Dt:
09/18/2000
2
JIN, DANLIANG
Exec Dt:
09/21/2000
3
DING, TIANZHONG
Exec Dt:
11/09/2000
4
XU, JIGENG
Exec Dt:
10/04/2000
Assignee
1
DREXEL UNIVERSITY
SUITE 100
3201 ARCH STREET
PHILADELPHIA, PENNSYLVANIA 19104
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6696258
NONE
09598717
Correspondence name and address
AKIN, GUMP, STRAUSS, HAUER & FELD, LLP
LYNDA L. CALDERONE
ONE COMMERCE SQUARE
2005 MARKET STREET, SUITE 2200
PHILADELPHIA, PA 19103
Assignment: 2
Reel/Frame:013668/0678   Pages: 3
Recorded: 01/13/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
XU, JIGENG
Exec Dt:
11/15/2002
Assignee
1
DSM N.V.
HET OVERLOON 1
6411 TE HEERLEN, NETHERLANDS
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20040077745
10273357
Correspondence name and address
PILLSBURY WINTHROP LLP
PAUL L. SHARER
INTELLECTUAL PROPERTY GROUP
P.O. BOX 10500
MCLEAN, VA 22102
Assignment: 3
Reel/Frame:016687/0079   Pages: 3
Recorded: 06/10/2005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
XU, JIGENG
Exec Dt:
11/15/2002
Assignee
1
DSM N.V.
HET OVERLOON 1
6411 TE HEERLEN, NETHERLANDS
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20050234163
11149224
Correspondence name and address
MAYER, BROWN, ROWE & MAW LLP
1909 K STREET, N.W.
WASHINGTON, DC 20006
Assignment: 4
Reel/Frame:017250/0778   Pages: 3
Recorded: 11/21/2005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
XU, JIGENG
Exec Dt:
11/15/2002
Assignee
1
DSM N.V.
HET OVERLOON 1
6411 TE HEERLEN, NETHERLANDS
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20060073343
11282842
Correspondence name and address
MAYER, BROWN, ROWE & MAW LLP
1909 K STREET, N.W.
WASHINGTON, DC 20006
Assignment: 5
Reel/Frame:015004/0022   Pages: 3
Recorded: 02/13/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
THIES, JENS CHRISTOPH
Exec Dt:
06/27/2003
2
DIAS, AYLVIN JORGE A.A.
Exec Dt:
06/26/2003
3
LAWTON, JOHN ALAN
Exec Dt:
01/19/2004
4
WINMILL, DAVID L.
Exec Dt:
12/16/2003
5
XU, JIGENG
Exec Dt:
12/17/2003
Assignee
1
DSM IP ASSETS B.V.
HET OVERLOON 1
6411 TE HEERLEN, NETHERLANDS
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7183040
US20040142274
10623153
Correspondence name and address
PILLSBURY WINTHROP LLP
PAUL L. SHARER
INTELLECTUAL PROPERTY GROUP
P.O. BOX 10500
MCLEAN, VA 22102
Assignment: 6
Reel/Frame:016396/0199   Pages: 2
Recorded: 03/24/2005
Attorney Dkt #:4662-4
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
XU, JIGENG
Exec Dt:
03/07/2005
Assignee
1
DSM IP ASSETS B.V.
HET OVERLOON 1
TE HEERLEN, NETHERLANDS NL-6411
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20050287470
10526484
Correspondence name and address
BRYAN H. DAVIDSON
NIXON & VANDERHYE P.C.
1100 NORTH GLEBE ROAD
8TH FLOOR
ARLINGTON, VA 22201
Assignment: 7
Reel/Frame:016639/0329   Pages: 2
Recorded: 06/01/2005
Attorney Dkt #:04367623
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
XU, JIGENG
Exec Dt:
05/26/2005
2
ZUSSMAN, MELVIN
Exec Dt:
05/26/2005
Assignee
1
DSM IP ASSETS B.V.
HET OVERLOON 1
6411 TE HEERLEN, NETHERLANDS
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20050209357
11001635
Correspondence name and address
MAYER, BROWN, ROWE & MAW LLP
1909 K STREET, N.W.
WASHINGTON, DC 20006
Assignment: 8
Reel/Frame:017901/0691   Pages: 3
Recorded: 05/17/2006
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LAWTON, JOHN
Exec Dt:
06/01/2005
2
XU, JIGENG
Exec Dt:
06/01/2005
3
SOUTHWELL, JOHN
Exec Dt:
05/27/2005
4
SMITH, GORDON
Exec Dt:
06/03/2005
5
WEENINK, WILLEM D.
Exec Dt:
03/24/2006
Assignee
1
DSM IP ASSETS B.V.
HET OVERLOON 1, 6411 TE HEERLEN
NETHERLANDS
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20060172230
11047773
Correspondence name and address
MAYER, BROWN, ROWE & MAW LLP
1909 K STREET, N.W.
WASHINGTON, DC 20006
Assignment: 9
Reel/Frame:016866/0629   Pages: 17
Recorded: 10/11/2005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WEI, YEN
Exec Dt:
10/10/2005
2
XU, JIGENG
Exec Dt:
10/10/2005
3
DONG, HUA
Exec Dt:
10/10/2005
4
FENG, QIUWEI
Exec Dt:
10/10/2005
Assignee
1
DREXEL UNIVERSITY
3201 ARCH STREET, SUITE 100
OFFICE OF RESEARCH
PHILADELPHIA, PENNSYLVANIA 19104-2875
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6989254
US20040014189
10332423
Correspondence name and address
LICATA & TYRRELL P.C.
66 E. MAIN STREET
NARLTON, NEW JERSEY 08053
Assignment: 10
Reel/Frame:018484/0817   Pages: 2
Recorded: 10/31/2006
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
XU, JIGENG
Exec Dt:
10/27/2006
Assignee
1
DSM IP ASSETS B.V.
HET OVERLOON 1
TE HEERLEN, NETHERLANDS 6411
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20080103226
11589746
Correspondence name and address
BRYAN H. DAVIDSON
NIXON & VANDERHYE P.C.
901 NORTH GLEBE ROAD
11TH FLOOR
ARLINGTON, VA 22203
Assignment: 11
Reel/Frame:033586/0285   Pages: 10
Recorded: 08/21/2014
Attorney Dkt #:BHD-4676-1587
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
STEEMAN, PAULUS ANTONIUS MARIA
Exec Dt:
03/24/2014
2
DRIESSEN, MARCO MARCUS MATHEUS
Exec Dt:
03/31/2014
3
SEITZ, MICHELLE ELIZABETH
Exec Dt:
03/24/2014
4
SOUTHWELL, JOHN EDMOND
Exec Dt:
01/27/2014
5
XU, JIGENG
Exec Dt:
01/29/2014
6
THOMAS, RICHARD
Exec Dt:
05/10/2014
7
MULDERS, MICHA SANDOR NICHOLAAS HUBERT
Exec Dt:
03/26/2014
Assignee
1
DSM IP ASSETS B.V.
HET OVERLOON 1
HEERLEN, NETHERLANDS 6411 TE
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9862146
US20140353878
14126675
Correspondence name and address
BRYAN H. DAVIDSON
NIXON & VANDERHYE P.C.
901 NORTH GLEBE ROAD, 11TH FLOOR
ARLINGTON, VA 22203
Assignment: 12
Reel/Frame:033599/0416   Pages: 7
Recorded: 08/25/2014
Attorney Dkt #:28072-US-PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
STEEMAN, PAULUS ANTONIUS MARCUS
Exec Dt:
03/24/2014
2
DRIESSEN, MARCUS MATHEUS
Exec Dt:
03/31/2014
3
SEITZ, MICHELLE ELIZABETH
Exec Dt:
03/24/2014
4
SOUTHWELL, JOHN EDMUND
Exec Dt:
01/27/2014
5
XU, JIGENG
Exec Dt:
01/29/2014
6
THOMAS, RICHARD
Exec Dt:
05/10/2014
7
MULDERS, MICHA SANDOR NICHOLAAS HUBERT
Exec Dt:
03/26/2014
Assignee
1
DSM IP ASSETS B.V.
HET OVERLOON 1
HEERLEEN 6411 TE, NETHERLANDS
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9862146
US20140353878
14126675
Correspondence name and address
DSM IP ASSETS B.V.
1122 ST. CHARLES STREET
ELGIN, IL 60120
Assignment: 13
Reel/Frame:033650/0253   Pages: 3
Recorded: 09/02/2014
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
XU, JIGENG
Exec Dt:
08/26/2014
Assignee
1
DSM IP ASSETS B.V.
HET OVERLOON 1
6411 TE HEERLEN, NETHERLANDS
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9034236
US20120251829
13515641
Correspondence name and address
DSM SERVICES USA
1122 ST. CHARLES STREET
ELGIN, IL 60120
Assignment: 14
Reel/Frame:033651/0632   Pages: 9
Recorded: 09/02/2014
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SOUTHWELL, JOHN EDMUND
Exec Dt:
08/26/2014
2
XU, JIGENG
Exec Dt:
08/26/2014
3
REN, KANGTAI
Exec Dt:
08/25/2014
4
DAKE, KEN
Exec Dt:
08/25/2014
5
EAST, SAM
Exec Dt:
08/26/2014
Assignee
1
DSM IP ASSETS B.V.
HET OVERLOON 1
6411 TE HEERLEN, NETHERLANDS
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20120251841
13515664
Correspondence name and address
DSM SERVICES USA
1122 ST. CHARLES STREET
ELGIN, IL 60120
Assignment: 15
Reel/Frame:033809/0540   Pages: 5
Recorded: 09/24/2014
Attorney Dkt #:27940-US-PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DAKE, KEN
Exec Dt:
08/25/2014
2
XU, JIGENG
Exec Dt:
09/23/2014
3
BISHOP, TIMOTHY EDWARD
Exec Dt:
09/22/2014
Assignee
1
DSM IP ASSETS B.V.
HET OVERLOON 1
HEERLEN, NETHERLANDS 6411 TE
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20120259031
13515629
Correspondence name and address
DSM SERVICES USA INC
1122 ST. CHARLES STREET
ELGIN, IL 60156
Assignment: 16
Reel/Frame:054288/0877   Pages: 5
Recorded: 11/05/2020
Attorney Dkt #:27645-US-PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
XU, JIGENG
Exec Dt:
11/05/2020
2
DAKE, KEN
Exec Dt:
11/05/2020
Assignee
1
DSM IP ASSETS B.V.
HET OVERLOON 1
6411 TE HEERLEN, NETHERLANDS
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9034236
US20120251829
13515641
Correspondence name and address
DSM NORTH AMERICA INC.
1122 ST. CHARLES STREET
ELGIN, IL 60120

Search Results as of: 05/08/2024 06:40 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