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 : GUO, RONGWEI
Total Assignments: 12
Assignment: 1
Reel/Frame:023676/0386   Pages: 6
Recorded: 12/18/2009
Attorney Dkt #:PAT033763-US-PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHAN, ALBERT SUN-CHI
Exec Dt:
10/05/2006
2
CHEN, GANG
Exec Dt:
10/10/2006
3
GUO, RONGWEI
Exec Dt:
10/04/2006
4
WU, JING
Exec Dt:
10/16/2006
Assignee
1
THE HONG KONG POLYTECHNIC UNIVERSITY
HUNG HOM
KOWLOON, HONG KONG
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7674900
US20070225497
11578708
Correspondence name and address
NOVARTIS PHARMACEUTICAL CORPORATION
ONE HEALTH PLAZA
BLDG. 101
EAST HANOVER, NJ 07936
Assignment: 2
Reel/Frame:024073/0258   Pages: 6
Recorded: 03/12/2010
Attorney Dkt #:33763-USPCTD
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHAN, ALBERT S.C.
Exec Dt:
10/05/2006
2
CHEN, GANG
Exec Dt:
10/10/2006
3
GUO, RONGWEI
Exec Dt:
12/20/2006
4
WU, JING
Exec Dt:
10/16/2006
Assignee
1
THE HONG KONG POLYTECHNIC UNIVERSITY
HUNG HOM
KOWLOON
HONG KONG, HONG KONG
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7713900
US20080255356
12133551
Correspondence name and address
MONIKA VAN HOUTEN
ONE HEALTH PLAZA
BLDG. 101
EAST HANOVER, NJ 07936-1080
Assignment: 3
Reel/Frame:021244/0974   Pages: 5
Recorded: 07/16/2008
Attorney Dkt #:14696-44
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ABDUR-RASHID, KAMALUDDIN
Exec Dt:
05/03/2008
2
GUO, RONGWEI
Exec Dt:
05/03/2008
3
CHEN, XUANHUA
Exec Dt:
05/03/2008
4
JIA, WENLI
Exec Dt:
05/03/2008
Assignee
1
KANATA CHEMICAL TECHNOLOGIES INC.
MARS CENTRE, SOUTH TOWER, 230-101 COLLEGE STREET
TORONTO, CANADA M5G 1L7
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7777083
US20080300430
12130039
Correspondence name and address
BERESKIN AND PARR
40 KING STREET WEST
BOX 401
TORONTO, M5H 3Y2 CANADA
Assignment: 4
Reel/Frame:023918/0991   Pages: 4
Recorded: 02/10/2010
Attorney Dkt #:14696-49
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ABDUR-RASHID, KAMALUDDIN
Exec Dt:
12/21/2009
2
GUO, RONGWEI
Exec Dt:
12/21/2009
3
CHEN, XUANHUA
Exec Dt:
12/21/2009
4
JIA, WENLI
Exec Dt:
12/21/2009
Assignee
1
KANATA CHEMICAL TECHNOLOGIES INC.
230-101 COLLEGE STREET
MARS CENTRE, SOUTH TOWER
TORONTO, ONTARIO M5G 1L7
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7772445
US20090023961
12168396
Correspondence name and address
MICHAEL FENWICK
40 KING STREET WEST
SUITE 4000
TORONTO, M5H 3Y2 CANADA
Assignment: 5
Reel/Frame:030816/0133   Pages: 7
Recorded: 07/17/2013
Attorney Dkt #:14696-P1029US01
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ABDUR-RASHID, KAMALUDDIN
Exec Dt:
12/23/2009
2
GRAHAM, TODD
Exec Dt:
12/22/2009
3
TSANG, CHI-WING
Exec Dt:
01/14/2010
4
CHEN, XUANHUA
Exec Dt:
12/23/2009
5
GUO, RONGWEI
Exec Dt:
12/23/2009
6
JIA, WENLI
Exec Dt:
12/23/2009
7
AMOROSO, DINO
Exec Dt:
12/23/2009
8
SUI-SENG, CHRISTINE
Exec Dt:
12/23/2009
Assignee
1
KANATA CHEMICAL TECHNOLOGIES INC.
101 COLLEGE STREET, OFFICE 230
MARS CENTRE, SOUTH TOWER
TORONTO, CANADA M5G 1L7
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8518368
US20110070152
12600712
Correspondence name and address
BERESKIN & PARR LLP/S.E.N.C.R.L., S.R.L.
40 KING STREET WEST
40TH FLOOR
TORONTO, M5H 3Y2 CANADA
Assignment: 6
Reel/Frame:024338/0582   Pages: 5
Recorded: 05/05/2010
Attorney Dkt #:14696-85
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ABDUR-RASHID, KAMALUDDIN
Exec Dt:
01/14/2010
2
GUO, RONGWEI
Exec Dt:
01/14/2010
3
CHEN, XUANHUA
Exec Dt:
01/14/2010
4
JIA, WENLI
Exec Dt:
01/14/2010
Assignee
1
KANATA CHEMICAL TECHNOLOGIES INC.
230-101 COLLEGE STREET
MARS CENTRE, SOUTH TOWER
TORONTO, CANADA M5G 1L7
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8232430
US20100204524
12667700
Correspondence name and address
MICHAEL FENWICK
40 KING STREET WEST
SUITE 4000
TORONTO, M5H 3Y2 CANADA
Assignment: 7
Reel/Frame:024345/0460   Pages: 6
Recorded: 05/06/2010
Attorney Dkt #:14696-91
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ABDUR-RASHID, KAMALUDDIN
Exec Dt:
01/26/2010
2
AMOROSO, DINO
Exec Dt:
01/26/2010
3
GUO, RONGWEI
Exec Dt:
01/26/2010
4
CHEN, XUANHUA
Exec Dt:
01/26/2010
5
SUI-SENG, CHRISTINE
Exec Dt:
01/27/2010
6
TSANG, CHI-WING
Exec Dt:
01/26/2010
7
JIA, WENLI
Exec Dt:
01/26/2010
Assignee
1
KANATA CHEMICAL TECHNOLOGIES INC.
230-101 COLLEGE STREET
MARS CENTRE, SOUTH TOWER
TORONTO, CANADA M5G 1L7
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20100311975
12739257
Correspondence name and address
MICHAEL FENWICK
40 KING STREET WEST
SUITE 4000
TORONTO, M5H 3Y2 CANADA
Assignment: 8
Reel/Frame:026120/0193   Pages: 6
Recorded: 04/13/2011
Attorney Dkt #:14696-102
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ABDUR-RASHID, KAMALUDDIN
Exec Dt:
01/26/2010
2
AMOROSO, DINO
Exec Dt:
01/26/2010
3
CHEN, XUANHUA
Exec Dt:
01/26/2010
4
GUO, RONGWEI
Exec Dt:
01/26/2010
5
LU, SHUIMING
Exec Dt:
01/26/2010
6
TSANG, CHI-WING
Exec Dt:
01/26/2010
Assignee
1
KANATA CHEMICAL TECHNOLOGIES INC.
MARS CENTRE, SOUTH TOWER,
230-101 COLLEGE ST.
TORONTO, CANADA M5G 1L7
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8716508
US20120046479
13123982
Correspondence name and address
BERESKIN AND PARR LLP/S.E.N.C.R.L., S.R.
40 KING STREET WEST
BOX 401
TORONTO, M5H 3Y2 CANADA
Assignment: 9
Reel/Frame:031902/0828   Pages: 6
Recorded: 01/07/2014
Attorney Dkt #:14696-P3975US01
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ABDUR-RASHID, KAMALUDDIN
Exec Dt:
02/09/2010
2
GUO, RONGWEI
Exec Dt:
02/09/2010
3
CHEN, XUANHUA
Exec Dt:
02/09/2010
4
JIA, WENLI
Exec Dt:
02/09/2010
Assignee
1
KANATA CHEMICAL TECHNOLOGIES INC.
230-101 COLLEGE STREET
MARS CENTRE, SOUTH TOWER
TORONTO, CANADA M5G 1L7
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8658825
US20100204514
12663369
Correspondence name and address
BERESKIN & PARR LLP/S.E.N.C.R.L., S.R.L.
40 KING STREET WEST
40TH FLOOR
TORONTO, M5H 3Y2 CANADA
Assignment: 10
Reel/Frame:025618/0338   Pages: 6
Recorded: 01/11/2011
Attorney Dkt #:14696-96
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ABDUR-RASHID, KAMALUDDIN
Exec Dt:
02/10/2010
2
GRAHAM, TODD
Exec Dt:
02/10/2010
3
TSANG, CHI-WING
Exec Dt:
02/10/2010
4
CHEN, XUANHUA
Exec Dt:
02/10/2010
5
GUO, RONGWEI
Exec Dt:
02/10/2010
6
JIA, WENLI
Exec Dt:
02/10/2010
Assignee
1
KANATA CHEMICAL TECHNOLOGIES INC.
MARS CENTRE, SOUTH TOWER, 230-101 COLLEGE ST.
TORONTO, CANADA M5G 1L7
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9115249
US20110104046
12992924
Correspondence name and address
BERESKIN & PARR
40 KING STREET WEST
SUITE 4000
TORONTO, M5H 3Y2 CANADA
Assignment: 11
Reel/Frame:029939/0146   Pages: 6
Recorded: 03/07/2013
Attorney Dkt #:14696-P37424US01
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ABDUR-RASHID, KAMALUDDIN
Exec Dt:
10/05/2011
2
JIA, WENLI
Exec Dt:
10/05/2011
3
LU, SHUIMING
Exec Dt:
10/05/2011
4
GUO, RONGWEI
Exec Dt:
10/05/2011
5
CHEN, XUANHUA
Exec Dt:
10/05/2011
6
AMOROSO, DINO
Exec Dt:
10/05/2011
Assignee
1
KANATA CHEMICAL TECHNOLOGIES INC.
230-101 COLLEGE STREET
MARS CENTRE, SOUTH TOWER
TORONTO, CANADA M5G 1L7
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9062085
US20130184479
13821290
Correspondence name and address
BERESKIN & PARR LLP/S.E.N.C.R.L., S.R.L.
40 KING STREET WEST, 40TH FLOOR
TORONTO, M5H 3Y2 CANADA
Assignment: 12
Reel/Frame:043256/0517   Pages: 3
Recorded: 08/10/2017
Attorney Dkt #:50VG-251971
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GUO, RONGWEI
Exec Dt:
11/04/2016
2
MA, GENGYU
Exec Dt:
11/04/2016
3
FEI, YUE
Exec Dt:
11/04/2016
Assignee
1
USENS, INC.
1740 TECHNOLOGY DRIVE, SUITE 260
SAN JOSE, CALIFORNIA 95110
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20180046874
15673568
Correspondence name and address
SHEPPARD MULLIN RICHTER & HAMPTON LLP
379 LYTTON AVE.
PALO ALTO, CA 94301

Search Results as of: 04/26/2024 05:42 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