Patent Assignment
Reel/Frame 026457/0048
Assignment of Assignor's Interest
Recorded: 2011-06-17
Pages: 4
Assignor
PFIZER LIMITED
Executed: 2011-05-20
Assignee
RIGEL PHARMACEUTICALS, INC.
1180 VETERANS BOULEVARD, SOUTH SAN FRANCISCO, CALIFORNIA, 94080
Covered Property
(1)
Xinafoate Salt of N4-(2,2-Difluoro-4H-BENZ0 [1,4] Oxazin-3-One) -6-Yl] -5-Fluoro-N2- [3-(Methylaminocar Bonylmethyleneoxy) Phenyl] 2,4-Pyrimidinediamine
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Jun 17, 2011
From: TAYLOR, STEFAN COLIN JOHN
To: PFIZER LIMITED
Reel/Frame 026456/0976 →
Security Interest
Aug 25, 2022
From: RIGEL PHARMACEUTICALS, INC.
To: MIDCAP FINANCIAL TRUST
Reel/Frame 061327/0712 →
Security Interest
May 8, 2026
From: RIGEL PHARMACEUTICALS, INC.
To: MIDCAP FUNDING IV TRUST
Reel/Frame 075576/0880 →