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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 : CHENG, LEIFENG
Total Assignments: 24
Assignment: 1
Reel/Frame:017445/0044   Pages: 5
Recorded: 06/21/2005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BERGGREN, ANNA INGRID KRISTINA
Exec Dt:
05/11/2005
2
BOSTROM, STIG JONAS
Exec Dt:
05/12/2005
3
CHENG, LEIFENG
Exec Dt:
05/12/2005
4
THOMAS, STIG ELEBRING
Exec Dt:
05/16/2005
5
GREASLEY, PETER
Exec Dt:
05/16/2005
6
NAGARD, MATS
Exec Dt:
05/16/2005
7
WILSTERMAN, JOHAN MICHAEL
Exec Dt:
05/16/2005
8
TERRICABRAS, EMMA
Exec Dt:
06/03/2005
Assignee
1
ASTRAZENECA AB
R&D HEADQUARTERS
GLOBAL INTELLECTUAL PROPERTY PATENTS
SODERTALJE, SWEDEN SE-151 85
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20060122230
10540276
Correspondence name and address
PATRICA GRANAHAN, SC.D.
ROPES & GRAY LLP
ONE INTERNATIONAL PLACE
BOSTON, MA 02110-2624
Assignment: 2
Reel/Frame:017357/0439   Pages: 3
Recorded: 12/15/2005
Attorney Dkt #:ASZD-P01-079
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
CHENG, LEIFENG
Exec Dt:
11/03/2005
Assignee
1
ASTRAZENECA AB
SODERTALJE, SWEDEN SE-151 85
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20070093484
10560862
Correspondence name and address
PATRICIA GRANAHAN, SC.D.
ROPES & GRAY LLP
ONE INTERNATIONAL PLACE
BOSTON, MA 02110-2624
Assignment: 3
Reel/Frame:017389/0405   Pages: 3
Recorded: 12/16/2005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHENG, LEIFENG
Exec Dt:
11/03/2005
2
WILSTERMANN, MICHAEL
Exec Dt:
11/07/2005
Assignee
1
ASTRAZENECA AB
SODERTALJE, SWEDEN SE-151 85
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20070093505
10561033
Correspondence name and address
PATRICIA GRANAHAN, SC.D.
FISH & NEAVE IP GROUP
ROPES & GRAY LLP
ONE INTERNATIONAL PLACE
BOSTON, MA 02110-2624
Assignment: 4
Reel/Frame:017445/0956   Pages: 4
Recorded: 12/16/2005
Attorney Dkt #:ASZD-P01-081
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHENG, LEIFENG
Exec Dt:
11/03/2005
2
BERGGREN, KRISTINA
Exec Dt:
11/03/2005
3
ELEBRING, THOMAS
Exec Dt:
11/07/2005
4
SORENSEN, HENRIK
Exec Dt:
11/07/2005
Assignee
1
ASTRAZENECA AB
SODERTALJE, SWEDEN SE-151 85
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20060135523
10561060
Correspondence name and address
PATRICIA GRANAHAN, SC.D.
FISH & NEAVE IP GROUP
ROPES & GRAY LLP
ONE INTERNATIONAL PLACE
BOSTON, MA 02110-2624
Assignment: 5
Reel/Frame:018007/0738   Pages: 3
Recorded: 05/17/2006
Attorney Dkt #:056291-5286
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
CHENG, LEIFENG
Exec Dt:
04/28/2006
Assignee
1
ASTRAZENECA AB
SE-151 85 SODERTALJE, SWEDEN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20070099923
10579830
Correspondence name and address
MORGAN LEWIS & BOCKIUS LLP
1111 PENNSYLVANIA AVENUE NW
WASHINGTON, DC 20004
Assignment: 6
Reel/Frame:019355/0156   Pages: 4
Recorded: 05/29/2007
Attorney Dkt #:056291-5300
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BJORSNE, MAGNUS
Exec Dt:
08/11/2006
2
CHENG, LEIFENG
Exec Dt:
08/11/2006
3
ELEBRING, THOMAS
Exec Dt:
08/15/2006
4
BOIJE, ANNA MARIA
Exec Dt:
08/14/2006
5
LINDSTEDT-ALSTERMARK, EVA-LOTTE
Exec Dt:
08/21/2006
Assignee
1
ASTRAZENECA
SE-151 85 SODERTALJE
SWEDEN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20080051433
10588518
Correspondence name and address
MORGAN, LEWIS & BOCKIUS LLP
1111 PENNSYLVANIA AVENUE, N.W.
WASHINGTON, D.C. 20004
Assignment: 7
Reel/Frame:023697/0420   Pages: 4
Recorded: 12/23/2009
Attorney Dkt #:056291-5305
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHENG, LEIFENG
Exec Dt:
08/29/2006
2
LINDSTEDT-ALSTERMARK, EVA-LOTTE
Exec Dt:
08/30/2006
3
BOIJE, ANNA MARIA PERSDOTTER
Exec Dt:
08/30/2006
Assignee
1
ASTRAZENECA AB
R&D HEADQUARTERS
GLOBAL INTELLECTUAL PROPERTY
SODERTALJE, SWEDEN SE-151 85
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7799804
US20070208059
11547048
Correspondence name and address
GREGORY T. LOWEN
1111 PENNSYLVANIA AVENUE, N.W.
WASHINGTON, DC 20004
Assignment: 8
Reel/Frame:020631/0747   Pages: 3
Recorded: 03/11/2008
Attorney Dkt #:056291-5359
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
CHENG, LEIFENG
Exec Dt:
04/18/2007
Assignee
1
ASTRAZENECA AB
SE-151 85
SODERTALJE, SWEDEN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20080146614
11793335
Correspondence name and address
DONALD J. BIRD
1111 PENNSYLVANIA AVENUE, NW
WASHINGTON, DC 20004
Assignment: 9
Reel/Frame:023697/0445   Pages: 3
Recorded: 12/23/2009
Attorney Dkt #:056291-5358
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
CHENG, LEIFENG
Exec Dt:
04/18/2007
Assignee
1
ASTRAZENECA AB
R&D HEADQUARTERS
GLOBAL INTELLECTUAL PROPERTY
SODERTALJE, SWEDEN SE-151 85
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20080319019
11793375
Correspondence name and address
GREGORY T. LOWEN
1111 PENNSYLVANIA AVENUE, N.W.
WASHINGTON, DC 20004
Assignment: 10
Reel/Frame:021375/0400   Pages: 3
Recorded: 08/12/2008
Attorney Dkt #:056291-5430
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BOSTROM, JONAS
Exec Dt:
11/20/2007
2
CHENG, LEIFENG
Exec Dt:
11/19/2007
3
OLSSON, ROINE
Exec Dt:
11/21/2007
Assignee
1
ASTRAZENECA AB
SE-151 85
SODERTALJE, SWEDEN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20090156616
11996117
Correspondence name and address
DONALD J. BIRD
MORGAN, LEWIS & BOCKIUS, LLP
1111 PENNSYLVANIA AVENUE
WASHINGTON, DC 20004
Assignment: 11
Reel/Frame:021552/0062   Pages: 3
Recorded: 09/18/2008
Attorney Dkt #:056291-5428
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHENG, LEIFENG
Exec Dt:
11/19/2007
2
JONFORSEN, MARIA
Exec Dt:
11/19/2007
3
SCHELL, PETER
Exec Dt:
11/19/2007
Assignee
1
ASTRAZENECA AB
SE-151 85
SODERTALJE, SWEDEN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20080287517
11996115
Correspondence name and address
DONALD J. BIRD
MORGAN LEWIS & BOCKIUS, LLP
1111 PENNSYLVANIA AVENUE, NW
WASHINGTON, DC 20004
Assignment: 12
Reel/Frame:021140/0884   Pages: 5
Recorded: 06/24/2008
Attorney Dkt #:056291-5439
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
AHLQVIST, MATTI
Exec Dt:
01/16/2008
2
CHENG, LEIFENG
Exec Dt:
01/15/2008
3
LUNDQVIST, ROBERT
Exec Dt:
01/28/2008
4
SORENSEN, HENRIK
Exec Dt:
01/15/2008
Assignee
1
ASTRAZENECA AB
SE-151 85
SODERTALJE, SWEDEN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20090005415
12066946
Correspondence name and address
DONALD J. BIRD
1111 PENNSYLVANIA AVENUE, NW
WASHINGTON, DC 20004
Assignment: 13
Reel/Frame:021781/0714   Pages: 3
Recorded: 11/04/2008
Attorney Dkt #:056291-5440
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
CHENG, LEIFENG
Exec Dt:
01/15/2008
Assignee
1
ASTRAZENECA AB
SE-151 85
SODERTALJE, SWEDEN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20080306115
12066949
Correspondence name and address
DONALD J. BIRD
MORGAN LEWIS BOCKIUS, LLP
1111 PENNSYLVANIA AVENUE
WASHINGTON, DC 20004
Assignment: 14
Reel/Frame:021107/0453   Pages: 3
Recorded: 06/17/2008
Attorney Dkt #:056291-5329
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
CHENG, LEIFENG
Exec Dt:
02/27/2008
Assignee
1
ASTRAZENECA AB
SE-151 85
SODERTALJE, SWEDEN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7875626
US20080312269
11915643
Correspondence name and address
DONALD J. BIRD
1111 PENNSLYVANIA AVENUE, N.W.
WASHINGTON, DC 20004
Assignment: 15
Reel/Frame:022891/0861   Pages: 3
Recorded: 06/30/2009
Attorney Dkt #:056291-5329-01
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
CHENG, LEIFENG
Exec Dt:
02/27/2008
Assignee
1
ASTRAZENECA AB
R&D HEADQUARTERS
GLOBAL INTELLECTUAL PROPERTY
SODERTALJE, SWEDEN SE-151 85
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7576095
US20080009513
11730640
Correspondence name and address
DONALD J. BIRD
1111 PENNSYLVANIA AVENUE, N.W.
WASHINGTON, DC 20004
Assignment: 16
Reel/Frame:021273/0037   Pages: 3
Recorded: 07/22/2008
Attorney Dkt #:056291-5450
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHENG, LEIFENG
Exec Dt:
03/20/2008
2
HELGESSON, SARA ANNELIE
Exec Dt:
03/19/2008
Assignee
1
ASTRAZENECA AB
SE-151 85
SODERTALJE, SWEDEN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20080262026
12062236
Correspondence name and address
DONALD J. BIRD
MORGAN LEWIS & BOCKIUS, LLP
1111 PENNSYLVANIA AVENUE, N.W.
WASHINGTON, DC 20004
Assignment: 17
Reel/Frame:020965/0320   Pages: 5
Recorded: 05/19/2008
Attorney Dkt #:133087.28301
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHENG, LEIFENG
Exec Dt:
04/15/2008
2
HOLMQVIST, SARA
Exec Dt:
04/16/2008
3
RAUBACHER, FLORIAN
Exec Dt:
04/15/2008
4
SCHELL, PETER
Exec Dt:
04/15/2008
Assignee
1
ASTRAZENECA AB
HEAD OFFICE
SODERTALJE, SWEDEN SE-151 85
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20090023704
12104469
Correspondence name and address
PEPPER HAMILTON LLP
400 BERWYN PARK
899 CASSATT ROAD
BERWYN, PA 19312-1183
Assignment: 18
Reel/Frame:021013/0509   Pages: 10
Recorded: 05/29/2008
Attorney Dkt #:133087.28201
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BAUER, UDO
Exec Dt:
04/16/2008
2
BRAILSFORD, WAYNE
Exec Dt:
04/28/2008
3
CHENG, LEIFENG
Exec Dt:
04/15/2008
4
JONFORSEN, MARIA
Exec Dt:
04/18/2008
5
RAUBACHER, FLORIAN
Exec Dt:
04/16/2008
6
SCHELL, PETER
Exec Dt:
04/16/2008
7
SVENSSON, TOR
Exec Dt:
04/16/2008
Assignee
1
ASTRAZENECA AB
HEAD OFFICE
SODERTALJE, SWEDEN SE-151 85
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20080262064
12104464
Correspondence name and address
PAUL K. LEGAARD, PH.D.
400 BERWYN PARK, 899 CASSATT ROAD
PEPPER HAMILTON LLP
BERWYN, PA 19312-1183
Assignment: 19
Reel/Frame:021133/0993   Pages: 7
Recorded: 06/23/2008
Attorney Dkt #:133087.17601
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BACH, PETER
Exec Dt:
05/21/2008
2
BOSTROM, JONAS
Exec Dt:
05/22/2008
3
BRICKMANN, KAY
Exec Dt:
05/28/2008
4
CHENG, LEIFENG
Exec Dt:
05/23/2008
5
GIORDANETTO, FABRIZIO
Exec Dt:
05/21/2008
6
GRONEBERG, ROBERT D.
Exec Dt:
05/05/2008
7
HARVEY, DARREN MARTIN
Exec Dt:
05/05/2008
8
O'SULLIVAN, MICHAEL F.
Exec Dt:
05/08/2008
9
ZETTERBERG, FREDRIK
Exec Dt:
05/16/2008
10
OSTERLUND, KRISTER
Exec Dt:
05/16/2008
Assignee
1
ASTRAZENECA AB
HEAD OFFICE
SODERTALJE, SWEDEN SE-151 85
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20090227555
11813289
Correspondence name and address
PAUL K. LEGAARD, PH.D.
400 BERWYN PARK, 899 CASSATT ROAD
PEPPER HAMILTON LLP
PHILADELPHIA, PA 19103
Assignment: 20
Reel/Frame:021777/0885   Pages: 4
Recorded: 11/03/2008
Attorney Dkt #:1103326-0954
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHENG, LEIFENG
Exec Dt:
09/22/2008
2
JONFORSEN, MARIA
Exec Dt:
09/29/2008
3
SCHELL, PETER
Exec Dt:
09/22/2008
Assignee
1
ASTRAZENECA AB
GLOBAL INTELLECTUAL PROPERTY
PATENTS
S-151 85 SODERTALJE, SWEDEN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20090088439
12238937
Correspondence name and address
WHITE & CASE LLP PATENT DEPARTMENT
1155 AVENUE OF THE AMERICAS
PATENT DEPARTMENT
NEW YORK, NY 10036
Assignment: 21
Reel/Frame:021782/0711   Pages: 3
Recorded: 11/04/2008
Attorney Dkt #:1103326-0955
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHENG, LEIFENG
Exec Dt:
09/22/2008
2
KARLE, MICHAEL
Exec Dt:
09/22/2008
Assignee
1
ASTRAZENECA AB
GLOBAL INTELLECTUAL PROPERTY
PATENTS
S-151 85 SODERTALJE, SWEDEN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20090088441
12238982
Correspondence name and address
WHITE & CASE LLP PATENT DEPARTMENT
1155 AVENUE OF THE AMERICAS
PATENT DEPARTMENT
NEW YORK, NY 10036
Assignment: 22
Reel/Frame:022465/0172   Pages: 3
Recorded: 03/27/2009
Attorney Dkt #:056291-5499
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
CHENG, LEIFENG
Exec Dt:
10/24/2008
Assignee
1
ASTRAZENECA AB
R&D HEADQUARTERS
GLOBAL INTELLECTUAL PROPERTY
SODERTALJE, SWEDEN SE-151 85
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20100234439
12304052
Correspondence name and address
DONALD J. BIRD
1111 PENNSYLVANIA AVENUE, N.W.
WASHINGTON, DC 20004
Assignment: 23
Reel/Frame:022465/0211   Pages: 3
Recorded: 03/27/2009
Attorney Dkt #:056291-5498
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
CHENG, LEIFENG
Exec Dt:
10/24/2008
Assignee
1
ASTRAZENECA AB
R&D HEADQUARTERS
GLOBAL INTELLECTUAL PROPERTY
SODERTALJE, SWEDEN SE-151 85
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20100234438
12304050
Correspondence name and address
DONALD J. BIRD
1111 PENNSYLVANIA AVENUE, N.W.
WASHINGTON, DC 20004
Assignment: 24
Reel/Frame:024604/0428   Pages: 5
Recorded: 06/28/2010
Attorney Dkt #:056291-5523
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BOSTROM, JONAS
Exec Dt:
04/20/2010
2
CHENG, LEIFENG
Exec Dt:
04/20/2010
3
FEX, TOMAS
Exec Dt:
04/21/2010
4
KARLE, MICHAEL
Exec Dt:
04/20/2010
5
PETTERSEN, DANIEL
Exec Dt:
04/21/2010
6
SCHELL, PETER
Exec Dt:
04/20/2010
Assignee
1
ASTRAZENECA AB
GLOBAL INTELLECTUAL PROPERTY, PATENTS
SODERTALJE, SWEDEN SE-151 85
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8415378
US20100261755
12755010
Correspondence name and address
DONALD J. BIRD
1111 PENNSYLVANIA AVENUE, N.W.
WASHINGTON, DC 20004

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