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Patent Assignment Assignor Details
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Assignor Name : PIEKEN, WOLFGANG
Total Assignments: 8
Assignment: 1
Reel/Frame:010473/0584   Pages: 5
Recorded: 06/06/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ECKSTEIN, F.
Exec Dt:
08/10/1992
2
PIEKEN, WOLFGANG
Exec Dt:
08/10/1992
3
BENSELER, FRITZ
Exec Dt:
07/10/1992
4
OLSEN, DAVID B.
Exec Dt:
07/10/1992
5
WILLIAMS, DAVID M.
Exec Dt:
08/10/1992
6
HEIDENREICH, OLAF
Exec Dt:
08/10/1992
Assignee
1
MAX-PLANC-GESELLSCHAFT ZUR FORDERUNG DER
WISSENSCHAFTEN E.V.
BUNSENSTRASSE 10 WO3400 GOTTINGEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5672695
NONE
07965411
Correspondence name and address
BROBECK, PHLEGER & HARRISON LLP
RICHARD J. WARBURG, ESQ.
12390 EL CAMINO REAL
SAN DIEGO, CA 92130
Assignment: 2
Reel/Frame:007676/0444   Pages: 4
Recorded: 10/16/1995
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DINKELBORG, LUDGER
Exec Dt:
08/31/1995
2
HILGER, CHRISTOPH-STEPHAN
Exec Dt:
08/31/1995
3
NIEDBALLA, ULRICH
Exec Dt:
08/25/1995
4
PLATZEK, JOHANNES
Exec Dt:
08/25/1995
5
RADUECHEL, BERND
Exec Dt:
09/04/1995
6
SPECK, ULRICH
Exec Dt:
08/29/1995
7
GOLD, LARRY
Exec Dt:
09/12/1995
8
PIEKEN, WOLFGANG
Exec Dt:
09/13/1995
Assignees
1
SCHERING AKTIENGESELLSCHAFT
BERLIN, GERMANY
2
NEXSATR PHARMACEUTICALS, INC.
BOULDER, COLORADO
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20020077306
08488290
Correspondence name and address
DIANA HAMLET-KING
MILLEN, WHITE, ZELANO & BRANIGAN, P.C.
ARLINGTON COURTHOUSE PLAZA 1
2200 CLARENDON BOULEVARD, SUITE 1400
ARLINGTON, VA 22201
Assignment: 3
Reel/Frame:008610/0704   Pages: 3
Recorded: 07/01/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
PIEKEN, WOLFGANG
Exec Dt:
04/15/1997
2
GOLD, LARRY
Exec Dt:
04/25/1997
Assignee
1
NEXSTAR PHARMACEUTICALS, INC,
SUITE 200
2860 WILDERNESS PLACE
BOULDER, COLORADO 80301
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5874532
NONE
08780517
Correspondence name and address
SWANSON & BRATSCHUN, L.L.C.
BARRY J. SWANSON
8400 E. PRENTICE AVENUE, SUITE 200
ENGLEWOOD, COLORADO 80111
Assignment: 4
Reel/Frame:008672/0959   Pages: 3
Recorded: 05/14/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
PIEKEN, WOLFGANG
Exec Dt:
04/15/1997
2
GOLD, LARRY
Exec Dt:
04/25/1997
Assignee
1
NEXSTAR PHARMACEUTICALS, INC.
2860 WILDERNESS PLACE, SUITE 200
BOULDER, COLORADO 80301
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5874532
NONE
08780517
Correspondence name and address
SWANSON & BRATSCHUN, L.L.C.
BARRY J. SWANSON
8400 E. PRENTICE AVENUE, SUITE 200
ENGLEWOOD, COLORADO 80111
Assignment: 5
Reel/Frame:009751/0395   Pages: 9
Recorded: 04/06/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
PIEKEN, WOLFGANG
Exec Dt:
03/16/1998
2
MCGEE, DANNY
Exec Dt:
03/19/1998
3
SETTLE, ALECIA
Exec Dt:
03/17/1998
4
ZHAI, YANSHENG
Exec Dt:
03/28/1998
5
HUANG, JIANPING
Exec Dt:
03/16/1998
Assignee
1
NEXSTAR PHARMACEUTICALS, INC.
2860 WILDERNESS PLACE #200
BOULDER, COLORADO 80301
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6262251
NONE
09051449
Correspondence name and address
SWANSON & BRATSCHUN, L.L.C.
BARRY J. SWANON
8400 EAST PRENTICE AVENUE
SUITE 200
ENGLEWOOD, CO 80111
Assignment: 6
Reel/Frame:010174/0249   Pages: 10
Recorded: 08/16/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MCGEE, DANNY
Exec Dt:
06/07/1999
2
PIEKEN, WOLFGANG
Exec Dt:
07/16/1999
3
HILL, KEN
Exec Dt:
07/20/1999
4
EATON, BRUCE
Exec Dt:
07/20/1999
5
VAGLE, KURT
Exec Dt:
07/28/1999
6
GOLD, LARRY
Exec Dt:
06/28/1999
7
STEPHENS, ANDREW
Exec Dt:
07/20/1999
Assignee
1
PROLIGO LLC
SUITE 207
2995 WILDERNESS PLACE
BOULDER, COLORADO 80301
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6737236
NONE
09341337
Correspondence name and address
SWANSON & BRATSCHUN, L.L.C.
BARRY J. SWANSON
8400 E. PRENTICE AVENUE, SUITE 200
ENGLEWOOD, CO 80111
Assignment: 7
Reel/Frame:012118/0772   Pages: 4
Recorded: 08/28/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
PIEKEN, WOLFGANG
Exec Dt:
08/06/2001
2
WOLTER, ANDREAS
Exec Dt:
07/27/2001
3
SEBESTA, DAVID P.
Exec Dt:
07/25/2001
4
LEUCK, MICHAEL
Exec Dt:
07/25/2001
5
LATHAM-TIMMONS, HALLIE A.
Exec Dt:
08/01/2001
6
PILON, JOHN
Exec Dt:
07/25/2001
7
HUSAR, GREGORY M.
Exec Dt:
08/22/2001
Assignee
1
PROLIGO LLC
2995 WILDERNESS PLACE, SUITE 207
BOULDER, COLORADO 80301
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7427678
US20030215801
09845742
Correspondence name and address
SWANSON & BRATSCHUN, L.L.C.
BARRY J. SWANSON
1745 SHEA CENTER DR., SUITE 330
HIGHLANDS RANCH, COLORADO 80129
Assignment: 8
Reel/Frame:013715/0489   Pages: 3
Recorded: 06/05/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
PIEKEN, WOLFGANG
Exec Dt:
05/16/2003
2
WOLTER, ANDREAS
Exec Dt:
03/07/2003
3
LEUCK, MICHAEL
Exec Dt:
04/07/2003
Assignee
1
PROLIGO, LLC
6200 LOOKOUT ROAD
BOULDER, COLORADO 80301
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7098326
US20030195351
10349195
Correspondence name and address
SWANSON & BRATSCHUN, L.L.C.
ROSEMARY KELLOGG
1745 SHEA CENTER DRIVE, SUITE 330
HIGHLANDS RANCH, CO 80129

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