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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 : LIEBERBURG, IVAN
Total Assignments: 25
Assignment: 1
Reel/Frame:015926/0177   Pages: 2
Recorded: 10/26/2004
Attorney Dkt #:109536.204US1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
LIEBERBURG, IVAN
Exec Dt:
07/09/2004
Assignee
1
ELAN PHARMACEUTICALS, INC.
800 GATEWAY BOULEVARD
SOUTH SAN FRANCISCO, CALIFORNIA 94080
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20050043773
10644935
Correspondence name and address
WILMER CUTLER PICKERING HALE & DORR LLP
1455 PENNSYLVANIA AVE., N.W.
WASHINGTON, DC 20004
Assignment: 2
Reel/Frame:015926/0179   Pages: 2
Recorded: 10/26/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
LIEBERBURG, IVAN
Exec Dt:
07/09/2004
Assignee
1
ELAN PHARMACEUTICALS, INC.
800 GATEWAY BOULEVARD
SOUTH SAN FRANCISCO, CALIFORNIA 94080
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20050154033
10752522
Correspondence name and address
WILMER CUTLER PICKERING HALE & DORR LLP
1455 PENNSYLVANIA AVE., NW
WASHINGTON, D.C. 20004
Assignment: 3
Reel/Frame:015926/0812   Pages: 2
Recorded: 10/26/2004
Attorney Dkt #:109536.213US1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
LIEBERBURG, IVAN
Exec Dt:
07/09/2004
Assignee
1
ELAN PHARMACEUTICALS, INC.
800 GATEWAY BOULEVARD
SOUTH SAN FRANCISCO, CALIFORNIA 94080
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20050043704
10752515
Correspondence name and address
WILMER CUTLER PICKERING HALE AND DORR
1455 PENNSYLVANIA AVE., N.W.
WASHINGTON, DC 20004
Assignment: 4
Reel/Frame:015926/0850   Pages: 2
Recorded: 10/26/2004
Attorney Dkt #:109536.205US1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
LIEBERBURG, IVAN
Exec Dt:
07/09/2004
Assignee
1
ELAN PHARMACEUTICALS, INC.
800 GATEWAY BOULEVARD
SOUTH SAN FRANCISCO, CALIFORNIA 94080
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20050154034
10752523
Correspondence name and address
WILMER CUTLER PICKERING HALD & DORR
1455 PENNSYLVANIA AVENUE, N.W.
WASHINGTON, DC 20004
Assignment: 5
Reel/Frame:015997/0959   Pages: 2
Recorded: 11/18/2004
Attorney Dkt #:109536.207US1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
LIEBERBURG, IVAN
Exec Dt:
07/09/2004
Assignee
1
ELAN PHAMRACEUTICALS, INC.
800 GATEWAY BOULEVARD
SOUTH SAN FRANCISCO, CALIFORNIA 94080
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20050154032
10752516
Correspondence name and address
WILMER CUTLER PICKERING HALE AND DORR
EDWARD D. GRIEFF
1455 PENNSYLVANIA AVE., N.W.
WASHINGTON, DC 20004
Assignment: 6
Reel/Frame:017132/0714   Pages: 2
Recorded: 10/25/2005
Attorney Dkt #:61368-222443
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
LIEBERBURG, IVAN
Exec Dt:
07/09/2004
Assignee
1
ELAN PHARMACEUTICALS, INC.
800 GATEWAY BOULEVARD
SOUTH SAN FRANCISCO, CALIFORNIA 94080
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20050059718
10784145
Correspondence name and address
VENABLE
POST OFFICE BOX 34385
WASHINGTON, D.C. 20043-9998
Assignment: 7
Reel/Frame:015415/0232   Pages: 14
Recorded: 11/30/2004
Attorney Dkt #:034008-072
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
YEDNOCK, THEODORE A.
Exec Dt:
10/15/2004
2
FREEDMAN, STEPHEN B.
Exec Dt:
10/14/2004
3
LIEBERBURG, IVAN
Exec Dt:
10/18/2004
4
PLEISS, MICHAEL A.
Exec Dt:
10/28/2004
5
KONRADI, ANDREI W.
Exec Dt:
10/22/2004
6
SHOPP, GEORGE
Exec Dt:
10/26/2004
7
MESSERSMITH, ELIZABETH
Exec Dt:
10/20/2004
Assignee
1
ELAN PHARMACEUTICALS, INC.
800 GATEWAY BOULEVARD
SOUTH SAN FRANCISCO, CALIFORNIA 94080
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20050074451
10875469
Correspondence name and address
BURNS, DOANE, SWECKER & MATHIS, L.L.P.
DEBORAH H. YELLIN
P.O. BOX 1404
ALEXANDRIA, VA 22313-1404
Assignment: 8
Reel/Frame:015407/0556   Pages: 14
Recorded: 11/23/2004
Attorney Dkt #:002010-856
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
YEDNOCK, THEODORE A.
Exec Dt:
11/15/2004
2
FREEDMAN, STEPHEN B.
Exec Dt:
11/03/2004
3
LIEBERBURG, IVAN
Exec Dt:
11/02/2004
4
PLEISS, MICHAEL A.
Exec Dt:
10/28/2004
5
KONRADI, ANDREI W.
Exec Dt:
10/22/2004
6
SHOPP, GEORGE
Exec Dt:
10/27/2004
7
MESSERSMITH, ELIZABETH
Exec Dt:
10/20/2004
Assignee
1
ELAN PHARMACEUTICALS, INC.
800 GATEWAY BOULEVARD
SOUTH SAN FRANCISCO, CALIFORNIA 94080
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7605166
US20050065192
10875282
Correspondence name and address
BURNS, DOANE, SWECKER & MATHIS, L.L.P.
TERESA STANEK REA
P.O. BOX 1404
ALEXANDRIA, VIRGINIA 22313-1404
Assignment: 9
Reel/Frame:015965/0167   Pages: 4
Recorded: 11/05/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
LIEBERBURG, IVAN
Exec Dt:
11/02/2004
Assignee
1
EISAI INC.
GLENPOINTE CENTRE WEST, 500 FRANK W. BURR BOULEVARD
TEANECK, NEW JERSEY 07666-6741
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20050154036
10753956
Correspondence name and address
WILMER CUTLER PICKERING ET AL
1455 PENNSYLVANIA AVE., N.W.
WASHINGTON, D.C. 20004
Assignment: 10
Reel/Frame:015965/0203   Pages: 4
Recorded: 11/05/2004
Attorney Dkt #:109536.214US1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
LIEBERBURG, IVAN
Exec Dt:
11/02/2004
Assignee
1
EISAI INC.
GLENPOINTE CENTRE WEST, 500 FRANK W. BURR BOULEVARD
TEANECK, NEW JERSEY 07666-6741
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20050043705
10753957
Correspondence name and address
WILMER CUTLER PICKERING HALE ET AL
EDWARD D. GRIEFF
1455 PENNSYLVANIA AVENUE, N.W.
WASHINGTON, D.C. 20004
Assignment: 11
Reel/Frame:015965/0207   Pages: 4
Recorded: 11/05/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
LIEBERBURG, IVAN
Exec Dt:
11/02/2004
Assignee
1
EISAI INC.
GLENPOINTE CENTRE WEST, 500 FRANK W. BURR BOULEVARD
TEANECK, NEW JERSEY 07666-6741
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20050154035
10753955
Correspondence name and address
WILMER CUTLER PICKERING HALE ET AL
EDWARD D. GRIEFF
1455 PENNSYLVANIA AVE., N.W.
WASHINGTON, DC 20004
Assignment: 12
Reel/Frame:015965/0215   Pages: 4
Recorded: 11/05/2004
Attorney Dkt #:109536.210US1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
LIEBERBURG, IVAN
Exec Dt:
11/02/2004
Assignee
1
EISAI INC.
GLENPOINTE CENTRE WEST
500 FRANK W. BURR BOULEVARD
TEANECK, NEW JERSEY 07666-6741
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20050154037
10753958
Correspondence name and address
WILMER CUTLER PICKERING HALE & DORR LLP
1455 PENNSYLVANIA AVE., N.W.
WASHINGTON, DC 20004
Assignment: 13
Reel/Frame:016432/0151   Pages: 3
Recorded: 06/28/2005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
LIEBERBURG, IVAN
Exec Dt:
05/19/2005
Assignee
1
ELAN PHARMACEUTICALS, INC.
800 GATEWAY BOULEVARD
SOUTH SAN FRANCISCO, CALIFORNIA 94080
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20060004019
11095822
Correspondence name and address
BURNS, DOANE, SWECKER & MATHIS
POST OFFICE BOX 1404
ALEXANDRIA, VA 22313-1404
Assignment: 14
Reel/Frame:016525/0736   Pages: 3
Recorded: 07/14/2005
Attorney Dkt #:034008-112
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
LIEBERBURG, IVAN
Exec Dt:
05/19/2005
Assignee
1
ELAN PHARMACEUTICALS, INC.
800 GATEWAY BOULEVARD
SOUTH SAN FRANCISCO, CALIFORNIA 94080
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20050260193
11096074
Correspondence name and address
BUCHANAN INGERSOLL PC
(INCLUDING BURNS, DOANE, SWECKER & MATHI
POST OFFICE BOX 1404
ALEXANDRIA, VA 22313-1404
Assignment: 15
Reel/Frame:019345/0488   Pages: 4
Recorded: 05/25/2007
Attorney Dkt #:08576.0080-00000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
LIEBERBURG, IVAN
Exec Dt:
05/08/2007
Assignee
1
ELAN PHARMACEUTICALS, INC.
800 GATEWAY BOULEVARD
SOUTH SAN FRANCISCO, CALIFORNIA 94080
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20070207141
11711628
Correspondence name and address
DEBORAH KATZ
901 NEW YORK AVENUE
WASHINGTON, DC 20001
Assignment: 16
Reel/Frame:046590/0365   Pages: 3
Recorded: 08/08/2018
Attorney Dkt #:BGN-0003D1C2-US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
LIEBERBURG, IVAN
Exec Dt:
05/08/2007
Assignee
1
ELAN PHARMACEUTICALS, INC.
800 GATEWAY BOULEVARD
SOUTH SAN FRANCISCO, CALIFORNIA 94080
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10233245
US20170247457
15596468
Correspondence name and address
TODD A. LORENZ
THREE EMBARCADERO CENTER
10TH FLOOR
SAN FRANCISCO, CA 94111
Assignment: 17
Reel/Frame:059008/0245   Pages: 3
Recorded: 02/14/2022
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
LIEBERBURG, IVAN
Exec Dt:
05/08/2007
Assignee
1
ELAN PHARMACEUTICALS, INC.
800 GATEWAY BOULEVARD
SOUTH SAN FRANCISCO, CALIFORNIA 94080
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11292845
US20190315871
16357179
Correspondence name and address
TODD A. LORENZ
275 BATTERY STREET, SUITE 2600
SAN FRANCISCO, CA 94111
Assignment: 18
Reel/Frame:020043/0279   Pages: 4
Recorded: 10/31/2007
Attorney Dkt #:08576.0082-00
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
LIEBERBURG, IVAN
Exec Dt:
10/25/2007
Assignee
1
ELAN PHARMACEUTICALS, INC.
800 GATEWAY BOULEVARD
SOUTH SAN FRANCISCO, CALIFORNIA 94080
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8410115
US20080044382
11711874
Correspondence name and address
ADRIANA L. BURGY
901 NEW YORK AVENUE
WASHINGTON, DC 20001
Assignment: 19
Reel/Frame:020301/0099   Pages: 3
Recorded: 12/26/2007
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WENT, GREGORY T.
Exec Dt:
12/12/2007
2
LIEBERBURG, IVAN
Exec Dt:
12/12/2007
Assignee
1
ADAMAS PHARMACEUTICALS, INC.
1900 POWELL STREET, SUITE 1050
EMERYVILLE, CALIFORNIA 94608
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20080089861
11827251
Correspondence name and address
JAN BROUARD
1900 POWELL STREET, SUITE 1050
EMERYVILLE, CALIFORNIA 94608
Assignment: 20
Reel/Frame:022278/0540   Pages: 14
Recorded: 02/18/2009
Attorney Dkt #:15270C-000420US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
EKMAN, LARS
Exec Dt:
11/07/2008
2
LIEBERBURG, IVAN
Exec Dt:
10/15/2008
3
GRUNDMAN, MICHAEL
Exec Dt:
11/05/2008
4
CALLAWAY, JAMES
Exec Dt:
12/23/2008
5
GREGG, KEITH M.
Exec Dt:
11/11/2008
Assignee
1
ELAN PHARMACEUTICALS, INC.
800 GATEWAY BLVD.
SOUTH SAN FRANCISCO, CALIFORNIA 94080
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20090155256
12253929
Correspondence name and address
TOWNSEND AND TOWNSEND AND CREW LLP
TWO EMBARCADERO CENTER, EIGHTH FLOOR
SAN FRANCISCO, CA 94111
Assignment: 21
Reel/Frame:024814/0018   Pages: 14
Recorded: 08/10/2010
Attorney Dkt #:057436-392078
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
EKMAN, LARS
Exec Dt:
11/07/2008
2
LIEBERBURG, IVAN
Exec Dt:
10/15/2008
3
GRUNDMAN, MICHAEL
Exec Dt:
11/05/2008
4
CALLAWAY, JAMES
Exec Dt:
12/23/2008
5
GREGG, KEITH M.
Exec Dt:
11/11/2008
Assignee
1
ELAN PHARMACEUTICALS, INC.
800 GATEWAY BLVD.
SOUTH SAN FRANCISCO, CALIFORNIA 94080
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9644025
US20100266505
12738396
Correspondence name and address
ROSEMARIE L. CELLI
275 MIDDLEFIELD ROAD, SUITE 150
MENLO PARK, CA 94025-4004
Assignment: 22
Reel/Frame:027339/0211   Pages: 14
Recorded: 12/06/2011
Attorney Dkt #:057436-410253
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
EKMAN, LARS
Exec Dt:
11/07/2008
2
LIEBERBURG, IVAN
Exec Dt:
10/15/2008
3
GRUNDMAN, MICHAEL
Exec Dt:
11/05/2008
4
CALLAWAY, JAMES
Exec Dt:
12/23/2008
5
GREGG, KEITH M.
Exec Dt:
11/11/2008
Assignee
1
ELAN PHARMACEUTICALS, INC.
800 GATEWAY BLVD.
SOUTH SAN FRANCISCO, CALIFORNIA 94080
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20120070379
13231903
Correspondence name and address
ROSEMARIE L. CELLI
101 SOUTH TRYON STREET
SUITE 4000
CHARLOTTE, NC 28280-4000
Assignment: 23
Reel/Frame:022488/0349   Pages: 7
Recorded: 04/01/2009
Attorney Dkt #:15270C-019010PC
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LIEBERBURG, IVAN
Exec Dt:
02/25/2009
2
CALLAWAY, JAMES
Exec Dt:
02/23/2009
3
GRUNDMAN, MICHAEL
Exec Dt:
02/24/2009
Assignee
1
ELAN PHARMACEUTICALS, INC.
800 GATEWAY BLVD.
SOUTH SAN FRANCISCO, CALIFORNIA 94080
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8613920
US20100221187
12297636
Correspondence name and address
ROSEMARIE L. CELLI
TWO EMBARCADERO CENTER, EIGHTH FLOOR
SAN FRANCISCO, CA 94111-3834
Assignment: 24
Reel/Frame:022871/0098   Pages: 6
Recorded: 06/24/2009
Attorney Dkt #:103900.60922US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MESSERSMITH, ELIZABETH
Exec Dt:
06/01/2009
2
LIEBERBURG, IVAN
Exec Dt:
05/26/2009
Assignee
1
ELAN PHARMACEUTICALS, INC.
800 GATEWAY BOULEVARD
SOUTH SAN FRANCISCO, CALIFORNIA 94080
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8269009
US20090312353
12314261
Correspondence name and address
CROWELL & MORING LLP INTELLECTUAL PROPER
P.O. BOX 14300
WASHINGTON, DC 20044-4300
Assignment: 25
Reel/Frame:030384/0837   Pages: 11
Recorded: 05/09/2013
Attorney Dkt #:057436-425358
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
EKMAN, LARS
Exec Dt:
03/06/2013
2
LIEBERBURG, IVAN
Exec Dt:
03/05/2013
3
GRUNDMAN, MICHAEL
Exec Dt:
03/20/2013
4
CALLAWAY, JAMES
Exec Dt:
03/05/2013
5
GREGG, KEITH M.
Exec Dt:
03/20/2013
Assignee
1
ELAN PHARMACEUTICALS, INC.
300 TECHNOLOGY SQUARE, THIRD FLOOR
CAMBRIDGE, MASSACHUSETTS 02139
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9272030
US20150118223
13642845
Correspondence name and address
ROSEMARIE L. CELLI
ALSTON & BIRD LLP
101 SOUTH TRYON STREET, SUITE 4000
CHARLOTTE, NC 28280-4000

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