IP Library › Assignment 028403/0645
Patent Assignment
Reel/Frame 028403/0645

Assignment of Assignor's Interest

Recorded: 2012-06-19 Pages: 6
Assignors
HU, SHUANG
Executed: 2012-05-24
CHEN, HAO
Executed: 2012-05-24
NI, ZILIN
Executed: 2012-05-24
QI, WANGSHUN
Executed: 2012-05-24
CHEN, ZHONGYING
Executed: 2012-05-24
LIU, ZHIYUAN
Executed: 2012-05-24
WANG, XUDONG
Executed: 2012-05-24
ZHAO, ZHANYU
Executed: 2012-05-24
HUA, WEIQI
Executed: 2012-05-24
Assignees
YANTAI WANHUA POLYURETHANES CO., LTD.
NO. 7, XINGFU SOUTH ROAD, YANTAI, SHANDONG, 264002, CHINA
NINGBO WANHUA POLYURETHANES CO., LTD.
WANHUA INDUSTRIAL GARDEN, HUANDAO NORTH ROAD, DAXIE ECONOMIC DEVELOPMENT ZONE, NINGBO, ZHEJIANG, 315812, CHINA
Covered Property (1)
Method for Intermittently Producing 4,4'-Diaminodicyclohexylmethane with a Low Amount of the Trans-Trans Isomer
Patent: 8,759,591 →
Application: 13/517,195 →
Publication: US 2012/0323041
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name Jun 17, 2013
From: YANTAI WANHUA POLYRETHANES CO., LTD.
To: WANHUA CHEMICAL GROUP CO., LTD.
Reel/Frame 030629/0371 →
Change of Name Dec 4, 2013
From: NINGBO WANHUA POLYURETHANES CO., LTD.
To: WANHUA CHEMICAL (NINGBO) CO., LTD.
Reel/Frame 031764/0228 →