Patent Assignment
Reel/Frame 023416/0200
Assignment of Assignor's Interest
Recorded: 2009-10-23
Pages: 7
Assignors
NYAMEKYE, GEORGE A.
Executed: 2009-02-16
SMITH, TIMOTHY R.
Executed: 2009-03-21
MENEAR, JOHN
Executed: 2009-02-23
Assignee
WORLD MINERALS, INC.
130 CASTILIAN DRIVE, SANTA BARBARA, CALIFORNIA, 93117
Covered Property
(1)
Process for Roasting Diatomaceous Earth Ore to Reduce Organic Content
Application:
12/439,595 →
Publication:
US 2010/0167921
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Feb 16, 2010
From: NYAMEKYE, GEORGE A.; SMITH, TIMOTHY R.; SMITH, CRAIG; MENEAR, JOHN
To: WORLD MINERALS, INC.
Reel/Frame 023945/0515 →
Assignment of Assignor's Interest
Jul 31, 2012
From: WORLD MINERALS INC.
To: IMERYS FILTRATION MINERALS, INC.
Reel/Frame 028685/0853 →