Patent Assignment
Reel/Frame 008672/0959
Assignment of Assignor's Interest
Recorded: 1997-05-14
Pages: 3
Assignee
NEXSTAR PHARMACEUTICALS, INC.
2860 WILDERNESS PLACE, SUITE 200, BOULDER, COLORADO, 80301
Covered Property
(1)
Method for Solution Phase Synthesis of Oligonucleotides and Peptides
Patent:
5,874,532 →
Application:
08/780,517 →
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Jul 1, 1997
From: PIEKEN, WOLFGANG; GOLD, LARRY
To: NEXSTAR PHARMACEUTICALS, INC,
Reel/Frame 008610/0704 →
Assignment of Assignor's Interest
Sep 9, 1998
From: NEXSTAR PHARMACEUTICALS, INC., A CORPORATION OF DELAWARE
To: PROLIGO L.L.C., A LIMITED LIABILITY COMPANY OF DELAWARE
Reel/Frame 009443/0685 →
Merger
Mar 20, 2006
From: PROLIGO LLC
To: SIGMA-ALDRICH CO.
Reel/Frame 017336/0001 →