IP Library › Assignment 012334/0499
Patent Assignment
Reel/Frame 012334/0499

Assignment of Assignor's Interest

Recorded: 2001-12-03 Pages: 2
Assignors
LIU, TIANYAN
Executed: 2001-08-20
LIU, HUIFEN
Executed: 2001-08-20
LI, WEI
Executed: 2001-08-20
ZHAO, LIBIN
Executed: 2001-08-20
Assignee
SICHUAN UNIVERSITY TIANYOU BIOLOGIC ENGINEERING CO., LTD.
CHENGDU CITY, SICHUAN PROVINCE, NO. 99 W. SEC. 1, 2ND ROAD, 610041 PEOPLE'S REPUBLIC OF, CHINA
Covered Property (1)
Method for Establishing an Expression System of Spider Dragline Silk Gene in Bombyx Mori
Patent: 6,872,869 →
Application: 09/969,852 →
Publication: US 2002/0137211
Related Assignments (3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Jan 30, 2002
From: SICHUAN UNIVERSITY TIANYOU BIOLOGICAL ENGINEERING CO., LTD.
To: CHENGDU TIANYOU DEVELOPMENT CO., LTD.
Reel/Frame 012523/0659 →
Assignment of Assignor's Interest Oct 21, 2002
From: CHENGDU TIANYOU DEVELOPMENT CO., LTD.
To: CHENGDU TIANYOU BIOLOGICAL TECHNOLOGY (SHAREHOLDING) CO., LTD.
Reel/Frame 013409/0589 →
Assignment of Assignor's Interest Apr 27, 2004
From: CHENGDU TIANYOU BIOLOGICAL TECHNOLOGY (SHAREHOLDING) CO., LTD.
To: CHENGDU TIANCHUANG BIO-TECH CO., LTD.
Reel/Frame 014535/0765 →