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Patent Assignment Assignor Details
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Assignor Name : CHENG, YUN-XING
Total Assignments: 13
Assignment: 1
Reel/Frame:011861/0298   Pages: 4
Recorded: 06/04/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ISMAILI, MOULEY HICHAM ALAOUI
Exec Dt:
03/23/2001
2
CHENG, YUN-XING
Exec Dt:
03/07/2001
3
LAVALLEE, JEAN FRANCOIS
Exec Dt:
04/20/2001
4
SIDDIQUI, ARSHAD
Exec Dt:
04/20/2001
5
STORER, RICHARD
Exec Dt:
04/24/2001
Assignee
1
BIOCHEM PHARMA INC.
275 BOULEVARD ARMAND-FRAPPIER
LAVAL, QUEBEC H7V 4A7, CANADA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6784161
US20020019363
09785235
Correspondence name and address
MILLEN, WHITE, ZELANO ET AL
BRION P. HEANEYT
2200 CLARENDON BOULEVARD
SUITE 1400
ARLINGTON, VA 22201
Assignment: 2
Reel/Frame:015131/0278   Pages: 4
Recorded: 10/09/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHENG, YUN-XING
Exec Dt:
09/16/2003
2
TOMASZEWSKI, MIROLSLAW
Exec Dt:
09/16/2003
3
WALPOLE, CHRISTOPHER
Exec Dt:
09/16/2003
4
YANG, HUA
Exec Dt:
09/16/2003
Assignee
1
ASTRAZENECA AB
85 SODERTALJE
SWEDEN S-151
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7030139
US20040116465
10474549
Correspondence name and address
ASTRA ZENECA PHARMACEUTICALS LP
JIANZHONG SHEN
1800 CONCORD PIKE
PO BOX 15437
WILMINGTON, DE 19850-5437
Assignment: 3
Reel/Frame:016442/0400   Pages: 4
Recorded: 06/16/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHENG, YUN-XING
Exec Dt:
05/27/2004
2
LUO, XUEHONG
Exec Dt:
05/27/2004
3
TOMASZEWSKI, MIROSLAW
Exec Dt:
06/02/2004
4
WALPOLE, CHRISTOPHER
Exec Dt:
05/27/2004
Assignee
1
ASTRAZENECA AB
S-151 85 SODERTALJE, SWEDEN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20050245503
10498864
Correspondence name and address
PATENT ADMINISTRATOR
GLOBAL INTELLECTUAL PROPERTY, R&D OW2
ASTRAZENECA PHARMACEUTICALS LP
1800 CONCORD PIKE, PO BOX 15437
WILMINGTON, DE 19850-5437
Assignment: 4
Reel/Frame:019565/0183   Pages: 3
Recorded: 07/17/2007
Attorney Dkt #:102213-2 US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHENG, YUN-XING
Exec Dt:
04/27/2007
2
LUO, XUEHONG
Exec Dt:
04/27/2007
3
TOMASZEWSKI, MIROSLAW
Exec Dt:
04/27/2007
Assignee
1
ASTRAZENECA AB
SE-151 85
SODERTALJE, SWEDEN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20070259888
11741888
Correspondence name and address
JIANZHONG SHEN
1800 CONCORD PIKE
WILMINGTON, DE 19803
Assignment: 5
Reel/Frame:019701/0681   Pages: 3
Recorded: 08/16/2007
Attorney Dkt #:102283-2 US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHENG, YUN-XING
Exec Dt:
06/27/2007
2
POURASHRAF, MEHRNAZ
Exec Dt:
07/04/2007
3
TOMASZEWSKI, MIROSLAW
Exec Dt:
06/19/2007
Assignee
1
ASTRAZENECA AB
SE-151 85
SODERTALJE, SWEDEN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7956069
US20070287695
11760011
Correspondence name and address
JIANZHONG SHEN
1800 CONCORD PIKE
WILMINGTON, DE 19803
Assignment: 6
Reel/Frame:019998/0962   Pages: 3
Recorded: 10/23/2007
Attorney Dkt #:101754-1P US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHENG, YUN-XING
Exec Dt:
08/01/2007
2
TOMASZEWSKI, MIROSLAW
Exec Dt:
08/01/2007
Assignee
1
ASTRAZENECA AB
SE-151
SODERTALJE, SWEDEN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20100113502
11909089
Correspondence name and address
JIANZHONG SHEN
1800 CONCORD PIKE
WILMINGTON, DE 19803
Assignment: 7
Reel/Frame:021767/0523   Pages: 5
Recorded: 10/31/2008
Attorney Dkt #:102966
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHENG, YUN-XING
Exec Dt:
08/28/2008
2
LUO, XUEHONG
Exec Dt:
08/28/2008
3
SANTHAKUMAR, VIJAYARATNAM
Exec Dt:
09/03/2008
4
TOMASZEWSKI, MIROSLAW JERZY
Exec Dt:
09/03/2008
Assignee
1
ASTRAZENECA AB
SE-151 85
SODERTALJE, SWEDEN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8119661
US20090076078
12205968
Correspondence name and address
JIANZHONG SHEN
1800 CONCORD PIKE
WILMINGTON, DE 19803
Assignment: 8
Reel/Frame:022055/0660   Pages: 3
Recorded: 01/05/2009
Attorney Dkt #:102270
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHENG, YUN-XING
Exec Dt:
11/17/2008
2
TOMASZEWSKI, MIROSLAW
Exec Dt:
11/17/2008
Assignee
1
ASTRAZENECA AB
SE-151 85
SODERTALJE, SWEDEN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20100173941
12303637
Correspondence name and address
JIANZHONG SHEN
1800 CONCORD PIKE
WILMINGTON, DE 19803
Assignment: 9
Reel/Frame:022055/0676   Pages: 5
Recorded: 01/05/2009
Attorney Dkt #:102282
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHENG, YUN-XING
Exec Dt:
11/17/2008
2
JIN, SHUJUAN
Exec Dt:
11/17/2008
3
POURASHRAF, MEHRNAZ
Exec Dt:
11/17/2008
4
TOMASZEWSKI, MIROSLAW
Exec Dt:
11/17/2008
Assignee
1
ASTRAZENECA AB
SE-151 85
SODERTALJE, SWEDEN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20100173935
12303641
Correspondence name and address
JIANZHONG SHEN
1800 CONCORD PIKE
WILMINGTON, DE 19803
Assignment: 10
Reel/Frame:022632/0518   Pages: 5
Recorded: 05/04/2009
Attorney Dkt #:103177
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHENG, YUN-XING
Exec Dt:
02/11/2009
2
LUO, XUEHONG
Exec Dt:
02/11/2009
3
POURASHRAF, MEHRNAZ
Exec Dt:
02/11/2009
4
SANTHAKUMAR, VIJAYARATNAM
Exec Dt:
02/11/2009
5
TOMASZEWSKI, MIROSLAW JERZY
Exec Dt:
02/11/2009
Assignee
1
ASTRAZENECA AB
SE-151 85
SODERTALJE, SWEDEN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20090221567
12392219
Correspondence name and address
JIANZHONG SHEN
1800 CONCORD PIKE
WILMINGTON, DE 19803
Assignment: 11
Reel/Frame:022632/0481   Pages: 3
Recorded: 05/04/2009
Attorney Dkt #:103300
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHENG, YUN-XING
Exec Dt:
04/23/2009
2
SANTHAKUMAR, VIJAYARATNAM
Exec Dt:
04/23/2009
3
TOMASZEWSKI, MIROSLAW JERZY
Exec Dt:
04/23/2009
Assignee
1
ASTRAZENECA AB
SE-151 85
SODERTALJE, SWEDEN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20090275574
12432818
Correspondence name and address
JIANZHONG SHEN
1800 CONCORD PIKE
WILMINGTON, DE 19803
Assignment: 12
Reel/Frame:044668/0873   Pages: 3
Recorded: 01/19/2018
Attorney Dkt #:P32033-US-US-2
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHENG, YUN-XING
Exec Dt:
02/05/2016
2
LI, WEI
Exec Dt:
02/05/2016
Assignee
1
PHARMARON BEIJING, CO., LTD.
6 TAIHE ROAD
BDA
BEIJING, CHINA 100176
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9873709
US20170226132
15499662
Correspondence name and address
PAMELA GAVETTE
1 DNA WAY
MS 49
SOUTH SAN FRANCISCO, CA 94080-4990
Assignment: 13
Reel/Frame:059345/0687   Pages: 5
Recorded: 03/22/2022
Attorney Dkt #:P36425-WO,-WO-1,WO-2,US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHENG, LIMIN
Exec Dt:
10/18/2021
2
CHENG, YUN-XING
Exec Dt:
10/18/2021
3
HE, MINGTAO
Exec Dt:
10/18/2021
4
XIN, JIANFENG
Exec Dt:
10/18/2021
Assignee
1
PHARMARON BEIJING CO., LTD.
6 TAIHE ROAD, BDA
BEIJING, CHINA 100176
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20220281893
17666350
Correspondence name and address
MARK GUITTAP
1 DNA WAY
MAIL STOP 49
SOUTH SAN FRANCISCO, CA 94080

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