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Patent Assignment Abstract of Title
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Total Assignments: 3
Patent #:
Issue Dt:
07/18/2000
Application #:
08732283
Filing Dt:
10/30/1996
Inventors:
DANNY P. MCGEE, WOLFGANG A. PIEKEN, DAVID P. SEBESTA, YANSHENG ZHAI
Title:
NOVEL METHOD OF PREPARATION OF KNOWN AND NOVEL 2' -MODIFIED NUCLEOSIDES BY INTRAMOLECULAR NUCELOPHILIC DISPLACEMENT
Assignment: 1
Reel/Frame:
008502/0199Recorded: 10/30/1996Pages: 5
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
Exec Dt:
10/10/1996
Exec Dt:
10/10/1996
Exec Dt:
10/10/1996
Exec Dt:
10/15/1996
Assignee:
2860 WILDERNESS PLACE, SUITE 200
BOULDER, COLORADO 80301
Correspondent:
SWANSON & BRATSCHUN
BARRY J. SWANSON
8400 E. PRENTICE AVENUE
SUITE 200
ENGLEWOOD, CO 80111
Assignment: 2
Reel/Frame:
009443/0728Recorded: 09/11/1998Pages: 6
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
08/15/1998
Assignee:
A LIMITED LIABILITY COMPANY OF DELAWARE
2830 WILDERNESS PLACE
BOULDER, COLORADO 80301
Correspondent:
GOTTLIEB, RACKMAN & REISMAN, P.C.
DAVID S. KASHMAN
270 MADISON AVENUE
NEW YORK, NY 10016
Assignment: 3
Reel/Frame:
017336/0001Recorded: 03/20/2006Pages: 130
Conveyance:
MERGER (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
02/15/2005
Assignee:
3050 SPRUCE STREET
ST. LOUIS, MISSOURI 63103
Correspondent:
SIGMA-ALDRICH CO.
3050 SPRUCE STREET
ST. LOUIS, MO 63103

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