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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 : HEYMAN, RICHARD A.
Total Assignments: 9
Assignment: 1
Reel/Frame:006733/0070   Pages: 6
Recorded: 10/12/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
EVANS, RONALD M.
Exec Dt:
01/24/1992
2
HOLLENBERG, STANLEY M.
Exec Dt:
02/03/1992
3
ORO, ANTHONY E.
Exec Dt:
01/30/1992
4
HEYMAN, RICHARD A.
Exec Dt:
02/07/1992
Assignee
1
SALK INSTITUTE FOR BIOLOGICAL STUDIES, THE
10010 NORTH TORREY PINES ROAD
LA JOLLA, CALIFORNIA 92037
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5602009
NONE
07777232
Correspondence name and address
PRETTY, SCHROEDER, BRUEGGEMANN & CLARK
STEPHEN E. REITER
444 SOUTH FLOWER STREET, SUITE 2000
LOS ANGELES, CA 90071
Assignment: 2
Reel/Frame:017182/0671   Pages: 6
Recorded: 01/12/2006
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BOEHM, MARCUS F.
Exec Dt:
11/22/1993
2
HEYMAN, RICHARD A.
Exec Dt:
11/24/1993
3
ZHI, LIN
Exec Dt:
11/22/1993
4
KOCH, STACIE CANAN
Exec Dt:
11/23/1993
Assignee
1
LIGAND PHARMACEUTICALS, INC.
10275 SCIENCE CENTER DRIVE
SAN DIEGO, CALIFORNIA 92121-1117
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20060106072
11300039
Correspondence name and address
STEPHANIE SEIDMAN
FISH & RICHARDSON P.C.
12390 EL CAMINO REAL
SAN DIEGO, CALIFORNIA 92130
Assignment: 3
Reel/Frame:006811/0196   Pages: 8
Recorded: 12/20/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BOEHM, MARCUS
Exec Dt:
11/30/1993
2
HEYMAN, RICHARD A.
Exec Dt:
12/01/1993
3
ZHI, LIN
Exec Dt:
12/01/1993
4
HWANG, CHAN KOU
Exec Dt:
12/02/1993
5
WHITE, STEVE
Exec Dt:
12/10/1993
6
NADZAN, ALEX
Exec Dt:
12/01/1993
Assignee
1
LIGAND PHARMACEUTICALS INCORPORATED
9393 TOWNE CENTRE DRIVE SUITE 100 SAN DIEGO, CA 92121
CALIFORNIA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7655699
NONE
08141246
Correspondence name and address
HOPE E. MELVILLE, ESQ.
LYON & LYON
611 WEST SIXTH ST., 34TH FLOOR
LOS ANGELES, CA 90017
Assignment: 4
Reel/Frame:014047/0212   Pages: 8
Recorded: 05/09/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BOEHM, MARCUS F.
Exec Dt:
11/30/1993
2
HEYMAN, RICHARD A.
Exec Dt:
12/01/1993
3
ZHI, LIN
Exec Dt:
12/01/1993
4
HWANG, CHAN KOU (JACK)
Exec Dt:
12/02/1993
5
WHITE, STEVE
Exec Dt:
12/10/1993
6
NADZAN, ALEX
Exec Dt:
12/01/1993
Assignee
1
LIGAND PHARMACEUTICALS, INC.
10275 SCIENCE CENTER DRIVE
SAN DIEGO, CALIFORNIA 92121
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6610883
NONE
09115615
Correspondence name and address
PAUL, HASTINGS, JANOFSKY & WALKER LLP
RICHARD H. PAGLIERY, ESQ.
12390 EL CAMINO REAL
SAN DIEGO, CA 92130
Assignment: 5
Reel/Frame:007675/0402   Pages: 4
Recorded: 10/11/1995
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HEYMAN, RICHARD A.
Exec Dt:
02/13/1995
2
BOEHM, MARCUS F.
Exec Dt:
02/09/1995
Assignee
1
LIGAND PHARMACEUTICALS INCORPORATED
9393 TOWNE CENTRE DRIVE
SAN DIEGO, CALIFORNIA 92121
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5990163
NONE
08372218
Correspondence name and address
STEPHEN E. REITER
PRETTY, SCHROEDER, BRUEGGEMANN & CLARK
444 SOUTH FLOWER STREET
SUITE 2000
LOS ANGELES, CA 90071
Assignment: 6
Reel/Frame:008361/0395   Pages: 4
Recorded: 01/13/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HEYMAN, RICHARD A.
Exec Dt:
11/04/1996
2
CESARIO, ROSEMARY
Exec Dt:
11/04/1996
3
MUKHERJEE, RANJAN
Exec Dt:
11/05/1996
Assignee
1
LIGAND PHARMACEUTICALS INCORPORATED
9393 TOWNE CENTRE DRIVE
SAN DIEGO, CALIFORNIA 92121
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6028052
NONE
08710309
Correspondence name and address
LYON & LYON
RICHARD J. WARBURG
633 WEST FIFTH STREET
SUITE 4700
LOS ANGELES, CA 90071-2066
Assignment: 7
Reel/Frame:008846/0168   Pages: 4
Recorded: 11/26/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HEYMAN, RICHARD A.
Exec Dt:
11/04/1996
2
CESARIO, ROSEMARY
Exec Dt:
11/04/1996
3
MUKHERJEE, RANJAN
Exec Dt:
11/05/1996
Assignee
1
LIGAND PHARMACEUTICALS INCORPORATED
9393 TOWNE CENTRE DRIVE
SAN DIEGO, CALIFORNIA 92121
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6028052
NONE
08710309
Correspondence name and address
LYON & LYON
RICHARD J. WARBURG
633 WEST FIFTH STREET
SUITE 4700
LOS ANGELES, CA 90071-2066
Assignment: 8
Reel/Frame:017027/0113   Pages: 7
Recorded: 11/16/2005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LAMPH, WILLIAM W.
Exec Dt:
10/28/2004
2
BISCHOF, ERIC D.
Exec Dt:
10/13/2004
3
HEYMAN, RICHARD A.
Exec Dt:
10/13/2004
Assignee
1
LIGAND PHARMACEUTICALS INCORPORATED
10275 SCIENCE CENTER DRIVE
SAN DIEGO, CALIFORNIA 92121
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7259188
US20030013766
10229649
Correspondence name and address
STEPHANIE L. SEIDMAN
FISH & RICHARDSON P.C.
12390 EL CAMINO REAL
SAN DIEGO, CALIFORNIA 92130
Assignment: 9
Reel/Frame:019567/0490   Pages: 9
Recorded: 07/17/2007
Attorney Dkt #:21912-003002/1059B
Conveyance: CORRECTIVE ASSIGNMENT TO CORRECT THE THE ASSIGNOR'S NAME FROM BISCHOF, ERIC D. TO BISCHOFF, ERIC D. PREVIOUSLY RECORDED ON REEL 017027 FRAME 0113. ASSIGNOR(S) HEREBY CONFIRMS THE ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LAMPH, WILLIAM W.
Exec Dt:
10/28/2004
2
BISCHOFF, ERIC D.
Exec Dt:
10/13/2004
3
HEYMAN, RICHARD A.
Exec Dt:
10/13/2004
Assignee
1
LIGAND PHARMACEUTICALS INCORPORATED
10275 SCIENCE CENTER DRIVE
SAN DIEGO, CALIFORNIA 92121-1117
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7259188
US20030013766
10229649
Correspondence name and address
STEPHANIE SEIDMAN
FISH & RICHARDSON P.C.
P.O.BOX 1022
MINNEAPOLIS, MN 55440-1022

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