IP Library Assignment 046750/0048
Patent Assignment
Reel/Frame 046750/0048

Assignment of Assignor's Interest

Recorded: 2018-08-30 Pages: 4
Assignors
ZIELKE, RICHARD C.
Executed: 2016-07-18
LIU, FEIPENG P.
Executed: 2016-07-18
Assignee
UNIMIN CORPORATION
258 ELM STREET, NEW CANAAN, CONNECTICUT, 06840
Covered Property (1)
Dust Free Inorganic Particles and Method of Making Same
Application: 16/013,695 →
Publication: US 2018/0355241
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name Sep 7, 2018
From: UNIMIN CORPORATION
To: COVIA HOLDINGS CORPORATION
Reel/Frame 047030/0321 →