IP Library › Assignment 029756/0479
Patent Assignment
Reel/Frame 029756/0479

Assignment of Assignor's Interest

Recorded: 2013-02-05 Pages: 10
Assignor
ILYPSA, INC.
Executed: 2008-01-08
Assignee
RELYPSA, INC.
700 SAGINAW DRIVE, REDWOOD CITY, CALIFORNIA, 94063
Covered Properties (2)
Ion Binding Polymers and Uses Thereof
Patent: 8,287,847 →
Application: 12/055,765 →
Publication: US 2008/0233073
Ion Binding Polymers and Uses Thereof
Patent: 8,778,324 →
Application: 13/647,690 →
Publication: US 2013/0272991
Related Assignments (4)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest Feb 5, 2013
From: CHARMOT, DOMINIQUE; CHANG, HAN-TING; LIU, MINGJUN; KLAERNER, GERRIT
To: ILYPSA, INC.
Reel/Frame 029756/0378 →
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 →