IP Library Assignment 023804/0719
Patent Assignment
Reel/Frame 023804/0719

Assignment of Assignor's Interest

Recorded: 2010-01-15 Pages: 3
Assignor
ROULSTON, JOHN S.
Executed: 2009-11-16
Assignee
WORLD MINERALS, INC.
130 CASTILIAN DRIVE, SANTA BARBARA, CALIFORNIA, 93117
Covered Property (1)
Mineral Ore Expansion Using Microwave Energy
Application: 12/531,937 →
Publication: US 2010/0107931
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Jul 31, 2012
From: WORLD MINERALS INC.
To: IMERYS FILTRATION MINERALS, INC.
Reel/Frame 028685/0853 →