Patent Assignment
Reel/Frame 059439/0553
Assignment of Assignor's Interest
Recorded: 2022-03-30
Pages: 6
Assignors
HEMPHILL, MARK K.
Executed: 2021-07-27
LI, QINGHUA
Executed: 2021-08-03
JOHNSON, AARON D.
Executed: 2021-07-26
Assignee
UNITED STATES GYPSUM COMPANY
550 WEST ADAMS STREET, CHICAGO, ILLINOIS, 60661
Covered Property
(1)
High Temperature Sag Resistant Gypsum Panel
Application:
63/225,252 →
Related Assignments
(1)
Other recorded transfers of the patent in this record — the chain of ownership.