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Patent Assignment Assignor Details
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Assignor Name : DUAN, JIFENG
Total Assignments: 15
Assignment: 1
Reel/Frame:012543/0434   Pages: 4
Recorded: 01/25/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ONO, MITSUNORI
Exec Dt:
01/23/2002
2
WADA, YUMIKO
Exec Dt:
01/23/2002
3
YAMAGUCHI, NAOTO
Exec Dt:
01/23/2002
4
DUAN, JIFENG
Exec Dt:
01/23/2002
Assignee
1
SHIONOGI BIORESEARCH CORP.
45 HARTWELL AVENUE
LEXINGTON, MASSACHUSETTS 02421
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6462078
US20020147233
10056699
Correspondence name and address
FISH & RICHARDSON P.C.
Y. ROCKY TSAO
225 FRANKLIN STREET
BOSTON, MA 02110-2804
Assignment: 2
Reel/Frame:030985/0657   Pages: 7
Recorded: 08/08/2013
Attorney Dkt #:12209.0111-00000
Conveyance: CORRECTIVE ASSIGNMENT TO CORRECT THE FIFTH INVENTOR'S NAME, MISSPELLED AS JIFEN DUAN ON RECORDATION FORM COVER SHEET RECORDED ON NOVEMBER 1, 2006, PREVIOUSLY RECORDED ON REEL 018835 FRAME 0550. ASSIGNOR(S) HEREBY CONFIRMS THE CORRECT SPELLING OF THE FIFTH INVENTOR'S NAME IS JIFENG DUAN AS SHOWN IN THE ORIGINAL ASSIGNMENT, WHICH IS ATTACHED.
Assignors
1
YAN, XIAOQIANG
Exec Dt:
04/27/2005
2
WANG, TAO
Exec Dt:
04/27/2005
3
MA, ZHIMING
Exec Dt:
04/27/2005
4
ZHANG, WEIHAN
Exec Dt:
04/27/2005
5
DUAN, JIFENG
Exec Dt:
04/27/2005
6
CAI, YU
Exec Dt:
04/27/2005
Assignee
1
HUTCHISON MEDIPHARMA ENTERPRISES LIMITED
OFFSHORE GROUP CHAMBERS, P.O. BOX CB-12751
NASSAU, NEW PROVIDENCE, BAHAMAS
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7341748
US20060246156
11116678
Correspondence name and address
FINNEGAN HENDERSON LLP
901 NEW YORK AVENUE NW
ATTN: PATENT DEPARTMENT
WASHINGTON, DC 20001-4413
Assignment: 3
Reel/Frame:016752/0591   Pages: 5
Recorded: 09/08/2005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
YAN, XIAOQIANG
Exec Dt:
08/30/2005
2
CUI, YUMIN
Exec Dt:
08/30/2005
3
YAN, JIANHUA
Exec Dt:
08/30/2005
4
ZHANG, WEIHAN
Exec Dt:
08/30/2005
5
DUAN, JIFENG
Exec Dt:
08/30/2005
6
ZUO, JIAN
Exec Dt:
08/30/2005
Assignee
1
HUTCHISON MEDIPHARMA ENTERPRISES LIMITED
OFFSHORE GROUP CHAMBERS, P.O. BOX CB-12751
NASSAU, NEW PROVIDENCE, BAHAMAS
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20050288379
11156211
Correspondence name and address
Y ROCKY TSAO
FISH & RICHARDSON P.C.
225 FRANKLIN STREET
BOSTON, MA 02110
Assignment: 4
Reel/Frame:019726/0790   Pages: 5
Recorded: 08/21/2007
Attorney Dkt #:60008-020001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ZHANG, WEIHAN
Exec Dt:
07/17/2007
2
SU, WEIGUO
Exec Dt:
07/30/2007
3
CUI, YUMIN
Exec Dt:
07/17/2007
4
REN, YONGXIN
Exec Dt:
07/30/2007
5
YAN, XIAOQIANG
Exec Dt:
07/17/2007
6
DUAN, JIFENG
Exec Dt:
07/17/2007
Assignee
1
HUTCHISON MEDIPHARMA ENTERPRISES LIMITED
OFFSHORE GROUP CHAMBERS
P.O. BOX CB-12751
NASSAU, BAHAMAS
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20070286906
11741247
Correspondence name and address
OCCHIUTI ROHLICEK & TSAO LLP
10 FAWCETT STREET
CAMBRIDGE, MA 02138
Assignment: 5
Reel/Frame:019985/0533   Pages: 6
Recorded: 10/19/2007
Attorney Dkt #:60008-021001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SU, WEIGUO
Exec Dt:
10/11/2007
2
JIA, HONG
Exec Dt:
10/11/2007
3
ZHANG, WEIHAN
Exec Dt:
10/11/2007
4
YAN, XIAOQIANG
Exec Dt:
10/11/2007
5
DUAN, JIFENG
Exec Dt:
10/11/2007
6
WANG, TAO
Exec Dt:
10/11/2007
7
CAI, YU
Exec Dt:
10/11/2007
Assignee
1
HUTCHINSON MEDIPHARMA LIMITED
OFFSHORE GROUP CHAMBERS, P.O. BOX CB-12751
NASSAU, BAHAMAS
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7488836
US20080051396
11838503
Correspondence name and address
Y. ROCKY TSAO
10 FAWCETT STREET
CAMBRIDGE, MA 02138
Assignment: 6
Reel/Frame:020150/0556   Pages: 5
Recorded: 11/26/2007
Attorney Dkt #:60008-024001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DUAN, JIFENG
Exec Dt:
11/05/2007
2
MA, ZHIMING
Exec Dt:
11/08/2007
3
YAN, XIOAQIANG
Exec Dt:
11/12/2007
4
ZHANG, WEIHAN
Exec Dt:
11/05/2007
5
WANG, TAO
Exec Dt:
11/05/2007
6
CAI, YU
Exec Dt:
11/05/2007
Assignee
1
HUTCHINSON MEDIPHARMA ENTERPRISES LIMITED
OFFSHORE GROUP CHAMBERS
P.O. BOX CB-12751
NASSAU, BAHAMAS
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20090117209
11934143
Correspondence name and address
Y. ROCKY TSAO
OCCHIUTI ROHLICEK & TSAO LLP
10 FAWCETT STREET
CAMBRIDGE, MA 02138
Assignment: 7
Reel/Frame:020280/0152   Pages: 7
Recorded: 12/20/2007
Attorney Dkt #:60008-024001
Conveyance: CORRECTIVE ASSIGNMENT TO CORRECT THE ASSIGNEE NAME PREVIOUSLY RECORDED ON REEL 020150 FRAME 0556. ASSIGNOR(S) HEREBY CONFIRMS THE ASSIGNMENT.
Assignors
1
DUAN, JIFENG
Exec Dt:
11/05/2007
2
MA, ZHIMING
Exec Dt:
11/08/2007
3
YAN, XIOQIANG
Exec Dt:
11/12/2007
4
ZHANG, WEIHAN
Exec Dt:
11/05/2007
5
WANG, TAO
Exec Dt:
11/05/2007
6
CAI, YU
Exec Dt:
11/05/2007
Assignee
1
HUTCHISON MEDIPHARMA ENTERPRISES LIMITED
OFFSHORE GROUP CHAMBERS
P.O. BOX CB-12751
NASSAU, BAHAMAS
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20090117209
11934143
Correspondence name and address
Y. ROCKY TSAO
OCCHIUTI ROHLICEK & TSAO LLP
10 FAWCETT STREET
CAMBRIDGE, MA 02138
Assignment: 8
Reel/Frame:021786/0894   Pages: 5
Recorded: 11/05/2008
Attorney Dkt #:60008-024002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DUAN, JIFENG
Exec Dt:
11/05/2007
2
MA, ZHIMING
Exec Dt:
11/08/2007
3
YAN, XIAOQIANG
Exec Dt:
11/12/2007
4
ZHANG, WEIHAN
Exec Dt:
11/05/2007
5
WANG, TAO
Exec Dt:
11/05/2007
6
CAI, YU
Exec Dt:
11/05/2007
Assignee
1
HUTCHISON MEDIPHARMA ENTERPRISES LIMITED
OFFSHORE GROUP CHAMBERS
P.O. BOX CB-12751
NASSAU, BAHAMAS
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8557302
US20090117210
12264646
Correspondence name and address
OCCHIUTI ROHLICEK & TSAO LLP
10 FAWCETT STREET
CAMBRIDGE, MA 02138
Assignment: 9
Reel/Frame:020275/0032   Pages: 5
Recorded: 12/20/2007
Attorney Dkt #:60008-022001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WANG, TAO
Exec Dt:
12/13/2007
2
ZHANG, WEIHAN
Exec Dt:
12/13/2007
3
YAN, XIAOQIANG
Exec Dt:
12/13/2007
4
SU, WEIGU
Exec Dt:
12/13/2007
5
DUAN, JIFENG
Exec Dt:
12/13/2007
6
CAI, YU
Exec Dt:
12/14/2007
Assignee
1
HUTCHISON MEDIPHARMA ENTERPRISES LIMITED
OFFSHORE GROUP CHAMBERS
P.O. BOX CB-12751
NASSAU, BAHAMAS
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7902359
US20080139622
11954010
Correspondence name and address
Y. ROCKY TSAO
OCCHIUTI ROHLICEK & TSAO LLP
10 FAWCETT STREET
CAMBRIDGE, MA 02138
Assignment: 10
Reel/Frame:020308/0150   Pages: 7
Recorded: 01/02/2008
Attorney Dkt #:60008-022001
Conveyance: CORRECTIVE ASSIGNMENT TO CORRECT THE CORRECTIVE ASSIGNMENT TO CORRECT THE NAME OF INVENTOR WEIGU SU TO CORRECTLY READ WEIGUO SU. PREVIOUSLY RECORDED ON REEL 020275 FRAME 0032. ASSIGNOR(S) HEREBY CONFIRMS THE ASSIGNMENT.
Assignors
1
WANG, TAO
Exec Dt:
12/13/2007
2
ZHANG, WEIHAN
Exec Dt:
12/13/2007
3
YAN, XIAOQIANG
Exec Dt:
12/13/2007
4
SU, WEIGUO
Exec Dt:
12/13/2007
5
DUAN, JIFENG
Exec Dt:
12/13/2007
6
CAI, YU
Exec Dt:
12/14/2007
Assignee
1
HUTCHISON MEDIPHARMA ENTERPRISES LIMITED
OFFSHORE GROUP CHAMBERS
P.O. BOX CB-12751
NASSAU, BAHAMAS
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7902359
US20080139622
11954010
Correspondence name and address
Y. ROCKY TSAO
OCCHIUTI ROHLICEK & TSAO LLP
10 FAWCETT STREET
CAMBRIDGE, MA 02138
Assignment: 11
Reel/Frame:020750/0001   Pages: 15
Recorded: 03/21/2008
Attorney Dkt #:60008-021001
Conveyance: CORRECTIVE ASSIGNMENT TO CORRECT THE ASSIGNEE NAME FROM HUTCHISON MEDIPHARMA LIMITED TO HUTCHISON MEDIPHARMA ENTERPRISES LIMITED PREVIOUSLY RECORDED ON REEL 019985 FRAME 0533. ASSIGNOR(S) HEREBY CONFIRMS THE CORRECT NAME OF THE ASSIGNEE IS HUTCHISON MEDIPHARMA ENTERPRISES LIMITED.
Assignors
1
SU, WEI-GUO
Exec Dt:
03/11/2008
2
JIA, HONG
Exec Dt:
03/11/2008
3
ZHANG, WEIHAN
Exec Dt:
03/11/2008
4
YAN, XIAOQIANG
Exec Dt:
03/11/2008
5
DUAN, JIFENG
Exec Dt:
03/11/2008
6
WANG, TAO
Exec Dt:
03/11/2008
7
CAI, YU
Exec Dt:
03/11/2008
Assignee
1
HUTCHISON MEDIPHARMA ENTERPRISES LIMITED
OFFSHORE GROUP CHAMBERS
P.O. BOX CB-12751
NASSAU, BAHAMAS
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7488836
US20080051396
11838503
Correspondence name and address
OCCHIUTI ROHLICEK & TSAO LLP
10 FAWCETT STREET
CAMBRIDGE, MA 02138
Assignment: 12
Reel/Frame:021800/0563   Pages: 9
Recorded: 11/07/2008
Attorney Dkt #:60008-021001
Conveyance: CORRECTIVE ASSIGNMENT TO CORRECT THE ASSIGNEE NAME TO READ HUTCHISON MEDIPHARMA ENTERPRISES LIMITED PREVIOUSLY RECORDED ON REEL 019985 FRAME 0533. ASSIGNOR(S) HEREBY CONFIRMS THE CORRECT NAME IS HUTCHISON MEDIPHARMA ENTERPRISES LIMITED.
Assignors
1
SU, WEI-GUO
Exec Dt:
03/11/2008
2
JIA, HONG
Exec Dt:
03/11/2008
3
ZHANG, WEIHAN
Exec Dt:
03/11/2008
4
YAN, XIAOQIANG
Exec Dt:
03/12/2008
5
DUAN, JIFENG
Exec Dt:
03/11/2008
6
WANG, TAO
Exec Dt:
03/11/2008
7
CAI, YU
Exec Dt:
03/14/2008
Assignee
1
HUTCHISON MEDIPHARMA ENTERPRISES LIMITED
OFFSHORE GROUP CHAMBERS
P.O. BOX CB-12751
NASSAU, BAHAMAS
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7488836
US20080051396
11838503
Correspondence name and address
OCCHIUTI ROHLICEK & TSAO LLP
10 FAWCETT STREET
CAMBRIDGE, MA 02138
Assignment: 13
Reel/Frame:021994/0898   Pages: 7
Recorded: 12/17/2008
Attorney Dkt #:60008-021002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SU, WEI-GUO
Exec Dt:
03/11/2008
2
JIA, HONG
Exec Dt:
03/11/2008
3
ZHANG, WEIHAN
Exec Dt:
03/11/2008
4
YAN, XIAOQIANG
Exec Dt:
03/12/2008
5
DUAN, JIFENG
Exec Dt:
03/11/2008
6
WANG, TAO
Exec Dt:
03/11/2008
7
CAI, YU
Exec Dt:
03/14/2008
Assignee
1
HUTCHISON MEDIPHARMA ENTERPRISES LIMITED
OFFSHORE GROUP CHAMBERS
P.O. BOX CB-12751
NASSAU, BAHAMAS
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7622465
US20090131427
12335902
Correspondence name and address
EWAN ZALESKI
10 FAWCETT STREET
OCCHIUTI ROHLICEK & TSAO LLP
CAMBRIDGE, MA 02138
Assignment: 14
Reel/Frame:020924/0625   Pages: 6
Recorded: 05/09/2008
Attorney Dkt #:60008-023001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SU, WEI-GUO
Exec Dt:
04/28/2008
2
JIA, HONG
Exec Dt:
04/24/2008
3
ZHANG, WEIHAN
Exec Dt:
04/24/2008
4
CUI, YUMIN
Exec Dt:
04/25/2008
5
YAN, XIAOQIANG
Exec Dt:
04/24/2008
6
REN, YONGXIN
Exec Dt:
04/25/2008
7
DUAN, JIFENG
Exec Dt:
04/21/2008
8
SAI, YANG
Exec Dt:
04/25/2008
Assignee
1
HUTCHISON MEDIPHARMA ENTERPRISES LIMITED
OFFSHORE GROUP CHAMBERS
P.O. BOX CB-12751
NASSAU, BAHAMAS
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8349859
US20080255172
12103876
Correspondence name and address
OCCHIUTI ROHLICEK & TSAO LLP
10 FAWCETT STREET
CAMBRIDGE, MA 02138
Assignment: 15
Reel/Frame:020945/0199   Pages: 5
Recorded: 05/14/2008
Attorney Dkt #:60008-026001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SU, WEI-GUO
Exec Dt:
05/08/2008
2
ZHANG, WEIHAN
Exec Dt:
05/07/2008
3
YAN, XIAOQIANG
Exec Dt:
05/12/2008
4
CUI, YUMIN
Exec Dt:
05/09/2008
5
REN, YONGXIN
Exec Dt:
05/09/2008
6
DUAN, JIFENG
Exec Dt:
05/12/2008
Assignee
1
HUTCHISON MEDIPHARMA ENTERPRISES LIMITED
OFFSHORE GROUP CHAMBERS
P.O. BOX CB-12751
NASSAU, BAHAMAS
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7829574
US20090281130
12118019
Correspondence name and address
OCCHIUTI ROHLICEK & TSAO LLP
10 FAWCETT STREET
CAMBRIDGE, MA 02138

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