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Patent Assignment Assignor Details
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Assignor Name : ZHANG, GUIFEN
Total Assignments: 9
Assignment: 1
Reel/Frame:013382/0282   Pages: 5
Recorded: 01/24/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MASTALERZ, HAROLD
Exec Dt:
01/13/2003
2
ZHANG, GUIFEN
Exec Dt:
01/14/2003
3
TARRANT, JAMES G.
Exec Dt:
01/09/2003
4
VITE, GREGORY D.
Exec Dt:
01/08/2003
Assignee
1
BRISTOL-MYERS SQUIBB COMPANY
LAWRENCEVILLE-PRINCETON ROAD
PRINCETON, NEW JERSEY 08543-4000
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6908916
US20030186983
10294281
Correspondence name and address
BRISTOL-MYERS SQUIBB COMPANY
STEPHEN B. DAVIS
P.O. BOX 4000
PATENT DEPARTMENT
PRINCETON, NJ 08543-4000
Assignment: 2
Reel/Frame:016595/0541   Pages: 12
Recorded: 09/28/2005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GAVAI, ASHVINIKUMAR V.
Exec Dt:
09/14/2005
2
MASTALERZ, HAROLD
Exec Dt:
09/12/2005
3
DARIS, JEAN-PAUL
Exec Dt:
09/08/2005
4
DEXTRAZE, PIERRE
Exec Dt:
09/08/2005
5
LAPOINTE, PHILIPPE
Exec Dt:
09/08/2005
6
RUEDIGER, EDWARD H.
Exec Dt:
09/08/2005
7
VYAS, DOLATRAI M.
Exec Dt:
09/20/2005
8
ZHANG, GUIFEN
Exec Dt:
09/12/2005
Assignee
1
BRISTOL-MYERS SQUIBB COMPANY
P.O. BOX 4000
PATENT DEPARTMENT
PRINCETON, NEW JERSEY 08543-4000
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7102003
US20060014745
11157460
Correspondence name and address
ELLIOTT KORSEN
P.O. BOX 4000
PATENT DEPARTMENT
PRINCETON, NJ 08543-4000
Assignment: 3
Reel/Frame:018060/0390   Pages: 4
Recorded: 08/07/2006
Attorney Dkt #:10701 NP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MASTALERZ, HAROLD
Exec Dt:
07/14/2006
2
ZHANG, GUIFEN
Exec Dt:
07/14/2006
Assignee
1
BRISTOL-MYERS SQUIBB COMPANY
P. O. BOX 4000
PATENT DEPARTMENT
PRINCETON, NEW JERSEY 08543-4000
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7619083
US20070015760
11426707
Correspondence name and address
ELLIOTT KORSEN
P. O. BOX 4000
PATENT DEPARTMENT
PRINCETON, NJ 08543-4000
Assignment: 4
Reel/Frame:018176/0602   Pages: 5
Recorded: 08/28/2006
Attorney Dkt #:10871 NP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MASTALERZ, HAROLD
Exec Dt:
07/31/2006
2
ZHANG, GUIFEN
Exec Dt:
07/31/2006
Assignee
1
BRISTOL-MYERS SQUIBB COMPANY
P. O. BOX 4000
PATENT DEPARTMENT
PRINCETON, NEW JERSEY 08543-4000
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7232901
US20070004734
11475828
Correspondence name and address
KYUMIN KEVIN LEE
P. O. BOX 4000
PATENT DEPARTMENT
PRINCETON, NJ 08543-4000
Assignment: 5
Reel/Frame:019619/0901   Pages: 15
Recorded: 07/30/2007
Attorney Dkt #:10681 NP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WITTMAN, MARK D.
Exec Dt:
07/18/2007
2
MASTALERZ, HAROLD
Exec Dt:
07/23/2007
3
ZIMMERMANN, KURT
Exec Dt:
07/16/2007
4
SAULNIER, MARK G.
Exec Dt:
07/18/2007
5
VELAPARTHI, UPENDER
Exec Dt:
07/17/2007
6
VYAS, DOLATRAI M.
Exec Dt:
07/23/2007
7
ZHANG, GUIFEN
Exec Dt:
07/17/2007
8
JOHNSON, WALTER LEWIS
Exec Dt:
07/16/2007
9
FRENNESSON, DAVID B.
Exec Dt:
07/18/2007
10
SANG, XIAOPENG
Exec Dt:
07/23/2007
11
LIU, PEIYING
Exec Dt:
07/18/2007
12
LANGLEY, DAVID R.
Exec Dt:
07/23/2007
Assignee
1
BRISTOL-MYERS SQUIBB COMPANY
P.O BOX 4000
PATENT DEPARTMENT
PRINCETON, NEW JERSEY 08543-4000
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7534792
US20080009497
11773466
Correspondence name and address
ELLIOTT KORSEN
P.O BOX 4000
PATENT DEPARTMENT
PRINCETON, NJ 08543-4000
Assignment: 6
Reel/Frame:023855/0495   Pages: 10
Recorded: 01/27/2010
Attorney Dkt #:11276 PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
PURANDARE, ASHOK VINAYAK
Exec Dt:
01/06/2010
2
BATT, DOUGLAS G.
Exec Dt:
01/08/2010
3
LIU, QINGJIE
Exec Dt:
01/08/2010
4
JOHNSON, WALTER L.
Exec Dt:
12/22/2009
5
MASTALERZ, HAROLD
Exec Dt:
01/15/2010
6
ZHANG, GUIFEN
Exec Dt:
01/05/2010
7
ZIMMERMANN, KURT
Exec Dt:
12/22/2009
Assignee
1
BRISTOL-MYERS SQUIBB COMPANY
RT. 206 & PROVINCE LINE ROAD
PATENT DEPARTMENT
PRINCETON, NEW JERSEY 08543-4000
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8815840
US20120058988
13140184
Correspondence name and address
MARY K. VANATTEN
P. O. BOX 4000
PATENT DEPARTMENT
PRINCETON, NJ 08543-4000
Assignment: 7
Reel/Frame:031212/0490   Pages: 23
Recorded: 09/16/2013
Attorney Dkt #:11953WOPCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
PURANDARE, ASHOK VINAYAK
Exec Dt:
08/20/2013
2
FINK, BRIAN E.
Exec Dt:
08/20/2013
3
JOHNSON, WALTER LEWIS
Exec Dt:
08/20/2013
4
HART, AMY C.
Exec Dt:
08/21/2013
5
HE, LIQI
Exec Dt:
08/21/2013
6
HUYNH, TRAM N.
Exec Dt:
08/20/2013
7
INGHRIM, JENNIFER
Exec Dt:
08/23/2013
8
MASTALERZ, HAROLD
Exec Dt:
08/22/2013
9
SANG, XIAOPENG
Exec Dt:
09/13/2013
10
TARBY, CHRISTINE M.
Exec Dt:
09/04/2013
11
WAN, HONGHE
Exec Dt:
08/20/2013
12
VACCARO, WAYNE
Exec Dt:
08/26/2013
13
ZHANG, GUIFEN
Exec Dt:
08/21/2013
14
ZHAO, YUFEN
Exec Dt:
08/21/2013
15
ZIMMERMANN, KURT
Exec Dt:
08/27/2013
16
ZHANG, YONG
Exec Dt:
08/21/2013
17
CHEN, LIBING
Exec Dt:
08/26/2013
18
CHEN, BIN
Exec Dt:
08/21/2013
19
GAVAI, ASHVINIKUMAR V.
Exec Dt:
08/22/2013
20
TOKARSKI, JOHN S.
Exec Dt:
09/04/2013
Assignee
1
BRISTOL-MYERS SQUIBB COMPANY
ROUTE 206 AND PROVINCE LINE ROAD
PRINCETON, NEW JERSEY 08543
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9273057
US20150210697
14414152
Correspondence name and address
BRISTOL-MYERS SQUIBB COMPANY
ROUTE 206 AND PROVINCE LINE ROAD
PRINCETON, NJ 08543
Assignment: 8
Reel/Frame:031274/0980   Pages: 19
Recorded: 09/25/2013
Attorney Dkt #:11953 US NP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
PURANDARE, ASHOK VINAYAK
Exec Dt:
08/20/2013
2
FINK, BRIAN E.
Exec Dt:
08/20/2013
3
GAVAI, ASHVINIKUMAR V.
Exec Dt:
08/22/2013
4
JOHNSON, WALTER LEWIS
Exec Dt:
08/20/2013
5
HART, AMY C.
Exec Dt:
08/21/2013
6
HE, LIQI
Exec Dt:
08/21/2013
7
HUYNH, TRAM N.
Exec Dt:
08/20/2013
8
INGHRIM, JENNIFER
Exec Dt:
08/23/2013
9
MASTALERZ, HAROLD
Exec Dt:
08/22/2013
10
SANG, XIAOPENG
Exec Dt:
09/13/2013
11
TARBY, CHRISTINE M.
Exec Dt:
09/04/2013
12
WAN, HONGHE
Exec Dt:
08/20/2013
13
VACCARO, WAYNE
Exec Dt:
08/26/2013
14
ZHANG, GUIFEN
Exec Dt:
08/21/2013
15
ZHAO, YUFEN
Exec Dt:
08/21/2013
16
ZIMMERMANN, KURT
Exec Dt:
08/27/2013
Assignee
1
BRISTOL-MYERS SQUIBB COMPANY
ROUTE 206 & PROVINCE LINE ROAD
PATENT DEPARTMENT
PRINCETON, NEW JERSEY 08543-4000
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8940736
US20140018319
13940619
Correspondence name and address
HONG LIU
ROUTE 206 & PROVINCE LINE ROAD
PATENT DEPARTMENT
PRINCETON, NJ 08543-4000
Assignment: 9
Reel/Frame:049848/0194   Pages: 5
Recorded: 07/24/2019
Attorney Dkt #:009137.00001\US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WU, HAO
Exec Dt:
07/09/2019
2
WEI, CHANGQING
Exec Dt:
07/09/2019
3
GUO, QIANG
Exec Dt:
07/09/2019
4
ZHANG, GUIFEN
Exec Dt:
07/09/2019
5
LIU, BIN
Exec Dt:
07/09/2019
6
LIAO, YONGGANG
Exec Dt:
07/09/2019
7
XIAO, YAO
Exec Dt:
07/09/2019
8
CHEN, SHUHUI
Exec Dt:
07/09/2019
Assignees
1
CSTONE PHARMACEUTICALS (SUZHOU) CO., LTD.
218 XINGHU ST
BUILDING A1 E168, SUZHOU INDUSTRIAL PARK
JIANGSU, CHINA 215123
2
CSTONE PHARMACEUTICALS (SHANGHAI ) CO., LTD
38 DEBAO ROAD
ROOM 211-20, 2F, BUILDING 1, SHANGHAI PILOT FREE TRADE ZONE
SHANGHAI, CHINA 200000
3
CSTONE PHARMACEUTICALS
802 WEST BAY ROAD
P. O. BOX 31119, GRAND PAVILION, HIBISCUS WAY
GRAND CAYMAN, CAYMAN ISLANDS KY 1-1205
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10745389
US20190375735
16476660
Correspondence name and address
BANNER & WITCOFF, LTD.
28 STATE STREET
SUITE 1800
BOSTON, MA 02109

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