Patent Assignment
Reel/Frame 056709/0313
Assignment of Assignor's Interest
Recorded: 2021-06-29
Pages: 7
Assignor
FRONTHERA U.S. PHARMACEUTICALS LLC
Executed: 2021-04-07
Assignee
ESKER THERAPEUTICS, INC.
4047 25TH STREET, SAN FRANCISCO, CALIFORNIA, 94114
Covered Properties
(2)
TYK2 Inhibitors and Uses Thereof
PCT:
PCT/US2019/057485 ↗
TYK2 Inhibitors and Uses Thereof
PCT:
PCT/US2020/021850 ↗
Related Assignments
(5)
Other recorded transfers of the patents in this record — the chain of ownership.
Security Interest
Jan 22, 2020
From: FRONTHERA U.S. PHARMACEUTICALS LLC; FRONTHERA INTERNATIONAL GROUP LIMITED
To: HAISCO PHARMACEUTICAL CO., LIMITED
Reel/Frame 051581/0198 →
Assignment of Assignor's Interest
Mar 9, 2020
From: KALDOR, STEPHEN W.; JIN, BOHAN; DONG, QING; HUNG, GENE
To: FRONTHERA U.S. PHARMACEUTICALS LLC
Reel/Frame 052058/0494 →
Assignment of Assignor's Interest
Apr 2, 2020
From: JIN, BOHAN; DONG, QING; HUNG, GENE
To: FRONTHERA U.S. PHARMACEUTICALS LLC
Reel/Frame 052308/0739 →
Security Interest
May 8, 2020
From: FRONTHERA U.S. PHARMACEUTICALS LLC; FRONTHERA INTERNATIONAL GROUP LIMITED
To: HAISCO PHARMACEUTICAL CO., LIMITED
Reel/Frame 052618/0226 →
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 →