Patent Assignment
Reel/Frame 009443/0685
Assignment of Assignor's Interest
Recorded: 1998-09-09
Pages: 5
Assignor
NEXSTAR PHARMACEUTICALS, INC., A CORPORATION OF DELAWARE
Executed: 1998-08-15
Assignee
PROLIGO L.L.C., A LIMITED LIABILITY COMPANY OF DELAWARE
2830 WILDERNESS PLACE, 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
May 14, 1997
From: PIEKEN, WOLFGANG; GOLD, LARRY
To: NEXSTAR PHARMACEUTICALS, INC.
Reel/Frame 008672/0959 →
Assignment of Assignor's Interest
Jul 1, 1997
From: PIEKEN, WOLFGANG; GOLD, LARRY
To: NEXSTAR PHARMACEUTICALS, INC,
Reel/Frame 008610/0704 →
Merger
Mar 20, 2006
From: PROLIGO LLC
To: SIGMA-ALDRICH CO.
Reel/Frame 017336/0001 →