Patent Assignment
Reel/Frame 050939/0424
Assignment of Assignor's Interest
Recorded: 2019-11-05
Pages: 3
Assignor
KALDOR, STEPHEN W.
Executed: 2019-10-23
Assignee
FRONTHERA U.S. PHARMACEUTICALS LLC
11526 SORRENTO VALLEY ROAD, SUITE D, SAN DIEGO, CALIFORNIA, 92121
Covered Property
(1)
TYK2 Inhibitors and Uses Thereof
Application:
62/839,459 →
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Security Interest
Aug 6, 2019
From: FRONTHERA U.S. PHARMACEUTICALS LLC; FRONTHERA INTERNATIONAL GROUP LIMITED
To: HAISCO PHARMACEUTICAL CO., LIMITED
Reel/Frame 049977/0645 →
Assignment of Assignor's Interest
Oct 30, 2019
From: JIN, BOHAN; DONG, QING; HUNG, GENE
To: FRONTHERA U.S. PHARMACEUTICALS LLC
Reel/Frame 050875/0020 →
Release of Security Interest
Mar 8, 2021
From: HAISCO PHARMACEUTICAL CO., LIMITED
To: FRONTHERA U.S. PHARMACEUTICALS LLC; FRONTHERA INTERNATIONAL GROUP LIMITED
Reel/Frame 055528/0734 →
Assignment of Assignor's Interest
Aug 6, 2021
From: FRONTHERA U.S. PHARMACEUTICALS LLC
To: ESKER THERAPEUTICS, INC.
Reel/Frame 057107/0804 →