Patent Assignment
Reel/Frame 039050/0395
Change of Name
Recorded: 2016-06-16
Pages: 4
Assignor
WORLD MINERALS INC.
Executed: 2012-06-25
Assignee
IMERYS FILTRATION MINERALS, INC.
1732 NORTH FIRST STREET, SUITE 450, SAN JOSE, CALIFORNIA, 95112
Covered Property
(1)
Composition for Filtering and Removing Particles and/or Constituents from a Fluid
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Jun 16, 2016
From: HU, QINGCHUN; NYAMEKYE, GEORGE A.; REES, ROBERT H.; MASTRUP, NIELS S.
To: WORLD MINERALS INC.
Reel/Frame 039050/0313 →
Assignment of Assignor's Interest
Feb 15, 2019
From: IMERYS FILTRATION MINERALS, INC.
To: IMERYS USA, INC.
Reel/Frame 048344/0707 →