Patent Assignment
Reel/Frame 054812/0149
Assignment of Assignor's Interest
Recorded: 2021-01-05
Pages: 7
Assignors
LI, QINGHUA
Executed: 2021-01-04
DUBEY, ASHISH
Executed: 2020-12-29
D'ANNA, NICHOLAS
Executed: 2020-12-28
Assignee
UNITED STATES GYPSUM COMPANY
550 WEST ADAMS STREET, CHICAGO, ILLINOIS, 60661-3676
Covered Property
(1)
Calcium Aluminate Cement and Calcium Sulfoaluminate Cement Catalysts in Gypsum Panels and Use Thereof
Application:
63/128,270 →
Related Assignments
(1)
Other recorded transfers of the patent in this record — the chain of ownership.