Patent Assignment
Reel/Frame 015707/0476
Assignment of Assignor's Interest
Recorded: 2005-02-11
Pages: 4
Assignors
MCNEFF, CLAYTON
Executed: 2004-12-20
YAN, BINGWEN
Executed: 2004-12-20
STOLL, DWIGHT
Executed: 2004-12-21
Assignee
ZIRCHROM SEPARATIONS, INC.
617 PIERCE STREET, ANOKA, MINNESOTA, 55303
Covered Property
(1)
Chelator-Modified Inorganic Oxide Particles
Related Assignments
(1)
Other recorded transfers of the patent in this record — the chain of ownership.