IP Library Assignment 016351/0302
Patent Assignment
Reel/Frame 016351/0302

Assignment of Assignor's Interest

Recorded: 2005-04-11 Pages: 6
Assignors
BETZ, WILLIAM R.
Executed: 2005-03-08
LINTON, CHRISTOPHER M.
Executed: 2005-03-08
Assignee
SIGMA-ALDRICH CO.
3050 SPRUCE STREET, ST. LOUIS, MISSOURI, 63103
Covered Property (1)
Polysilazane Thermosetting Polymers for Use in Chromatographic Systems and Applications
Patent: 7,815,864 →
Application: 10/993,168 →
Publication: US 2005/0169803
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 →