Assignment of Assignor's Interest

Recorded: 2005-01-25 Received: 2005-01-25 Pages: 5

Assignors

PORTER, JEFF

Executed: 2005-01-12

MEHIGH, RICHARD

Executed: 2005-01-20

Assignee

SIGMA-ALDRICH CO.

3050 SPRUCE STREET, ST. LOUIS, MO, 63103, UNITED STATES

Covered Property (1)

Compositions and methods employing zwitterionic detergent combinations

Application: 60/604,272 →