IP Library Assignment 022348/0753
Patent Assignment
Reel/Frame 022348/0753

Assignment of Assignor's Interest

Recorded: 2009-03-05 Pages: 6
Assignors
ANDREWS, BRYAN C.
Executed: 2009-02-23
DETWILER, DARRYL B.
Executed: 2009-02-23
Assignee
SIGMA-ALDRICH CO.
3050 SPRUCE STREET, ST. LOUIS, MISSOURI, 63103
Covered Property (1)
Magnetic Stirrer
Patent: 7,520,657 →
Application: 11/777,592 →
Publication: US 2008/0013400
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Merger Jul 25, 2011
From: SIGMA-ALDRICH CO.
To: SIGMA-ALDRICH CO., LLC
Reel/Frame 026644/0322 →