IP Library › Assignment 042084/0223
Patent Assignment
Reel/Frame 042084/0223

Assignment of Assignor's Interest

Recorded: 2017-03-23 Pages: 5
Assignors
QI, WEIXIN
Executed: 2017-03-16
HU, BING
Executed: 2017-03-16
HAN, YONG
Executed: 2017-03-16
Assignee
HUAIAN BUD POLYURETHANE SCIENCE & TECHNOLOGY CO., LTD.
NO.68 HONGYAN ROAD, HONGZE SALT INDUSTRIAL ZONE, HUAIAN CITY, JIANGSU PROVINCE, 223300, CHINA
Covered Property (1)
Method For Cyclically Preparing Polyether Polyol By Using DMC Catalyst
Application: 15/513,972 →
Publication: US 2018/0171073
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name Mar 5, 2024
From: HUAIAN BUD POLYURETHANE SCIENCE & TECHNOLOGY CO.,LTD.
To: JIANGSU BUD POLYURETHANE CO.,LTD.
Reel/Frame 067165/0478 →