IP Library Assignment 016729/0917
Patent Assignment
Reel/Frame 016729/0917

Correct Assignor Name on Reel 016491 Frame 0492

Recorded: 2005-09-06 Pages: 3
Assignors
RAY, KEVIN BERNARD
Executed: 2005-06-28
KREADER, CAROL ANN
Executed: 2005-06-27
CHEN, FUQIANG
Executed: 2005-05-26
CUTTER, DAVID ERIC
Executed: 2005-05-26
Assignee
SIGMA-ALDRICH CO.
3050 SPRUCE STREET, ST. LOUIS, MISSOURI, 63103
Covered Property (1)
Process for the Reduction of Endotoxins in a Plasmid Preparation Using a Carbohydrate Non-Ionic Detergent with Silica Chromatography
Patent: 7,531,308 →
Application: 11/108,317 →
Publication: US 2005/0245733
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Jul 7, 2005
From: RAY, KEVIN BERNARD; KREADER, CAROL ANN; CHEN, FUQIANG; CUTTER, DAVID ERIC
To: SIGMA-ALDRICH CO.
Reel/Frame 016491/0492 →
Merger Jul 22, 2011
From: SIGMA-ALDRICH CO.
To: SIGMA-ALDRICH CO., LLC
Reel/Frame 026636/0751 →