Patent Assignment
Reel/Frame 029462/0901
Assignment of Assignor's Interest
Recorded: 2012-12-13
Pages: 4
Assignor
TYSON, GEORGE
Executed: 2010-03-25
Assignee
RELYPSA, INC.
5301 PATRICK HENRY DRIVE, SANTA CLARA, CALIFORNIA, 95054
Covered Property
(1)
Continuous Process for Preparing Polyfluoroacrylate Particles
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Security Interest
Apr 27, 2016
From: RELYPSA, INC.
To: CANTOR FITZGERALD SECURITIES
Reel/Frame 038394/0034 →
Release of Security Interest
Sep 2, 2016
From: CANTOR FITZGERALD SECURITIES
To: RELYPSA, INC.
Reel/Frame 039621/0142 →
Assignment of Assignor's Interest
Jul 30, 2019
From: RELYPSA, INC.
To: VIFOR (INTERNATIONAL) LTD.
Reel/Frame 049899/0058 →