Patent Assignment
Reel/Frame 022817/0218
Assignment of Assignor's Interest
Recorded: 2009-06-12
Pages: 5
Assignors
LIU, QINGXIA
Executed: 2009-04-29
SHAKE, MICHAEL P.
Executed: 2009-04-30
YU, QIANG
Executed: 2009-04-28
Assignee
UNITED STATES GYPSUM COMPANY
550 WEST ADAMS STREET, CHICAGO, ILLINOIS, 60661-3676
Covered Property
(1)
Cementitious Article and Method for Preparing the Same