Patent Assignment
Reel/Frame 049795/0025
Assignment of Assignor's Interest
Recorded: 2019-07-18
Pages: 8
Assignors
ZHOU, ZHOU
Executed: 2018-12-13
ZHANG, AIMING
Executed: 2018-12-13
ZHANG, XIQUAN
Executed: 2018-12-13
YAO, HUADONG
Executed: 2018-12-13
Assignees
CHIA TAI TIANQING PHARMACEUTICAL GROUP CO., LTD.
NO. 369 YUZHOU SOUTH RD., LIANYUNGANG CITY, JIANGSU PROVINCE, 222062, CHINA
LIANYUNGANG RUNZHONG PHARMACEUTICAL CO., LTD.
NO. 16 JINQIAO ROAD, DAPU INDUSTRY PARK, LIANYUNGANG ECONOMY AND TECHNOLOGY DEVELOPMENT ZONE, LIANYUNGANG CITY, JIANGSU PROVINCE, 222069, CHINA
CENTAURUS BIOPHARMA CO., LTD.
BUILDING #16, MINZHUANG ROAD #3, HAIDIAN DISTRICT, BEIJING, 100195, CHINA
Covered Property
(1)
Pyrrolopyrimidine Crystal for Preparing Jak Inhibitor
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Mar 31, 2026
From: CENTAURUS BIOPHARMA CO., LTD.; LIANYUNGANG RUNZHONG PHARMACEUTICAL CO., LTD.
To: CHIA TAI TIANQING PHARMACEUTICAL GROUP CO., LTD.
Reel/Frame 075356/0709 →
Assignment of Assignor's Interest
Apr 3, 2026
From: CENTAURUS BIOPHARMA CO., LTD.; CHIA TAI TIANQING PHARMACEUTICAL GROUP CO., LTD.; LIANYUNGANG RUNZHONG PHARMACEUTICAL CO., LTD.
To: CHIA TAI TIANQING PHARMACEUTICAL GROUP CO., LTD.
Reel/Frame 075339/0287 →
Assignment of Assignor's Interest
Apr 6, 2026
From: CENTAURUS BIOPHARMA CO., LTD.; LIANYUNGANG RUNZHONG PHARMACEUTICAL CO., LTD.
To: CHIA TAI TIANQING PHARMACEUTICAL GROUP CO., LTD.
Reel/Frame 075366/0348 →