Patent Assignment
Reel/Frame 019618/0454
Assignment of Assignor's Interest
Recorded: 2007-07-27
Pages: 4
Assignor
MAY, MICHAEL
Executed: 2007-07-24
Assignee
SIGMA-ALDRICH CO.
3050 SPRUCE STREET, ST. LOUIS, MISSOURI, 63103
Covered Property
(1)
Consolidated Vacuum Sublimation Module
Related Assignments
(1)
Other recorded transfers of the patent in this record — the chain of ownership.