IP Library › Assignment 030629/0371
Patent Assignment
Reel/Frame 030629/0371

Change of Name

Recorded: 2013-06-17 Pages: 3
Assignor
Assignee
WANHUA CHEMICAL GROUP CO., LTD.
NO. 7, XINGFU SOUTH ROAD, YANTAI, SHANDONG, 264002, 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.
Assignment of Assignor's Interest Jun 19, 2012
From: HU, SHUANG; CHEN, HAO; NI, ZILIN; QI, WANGSHUN
To: YANTAI WANHUA POLYURETHANES CO., LTD.; NINGBO WANHUA POLYURETHANES CO., LTD.
Reel/Frame 028403/0645 →
Change of Name Dec 4, 2013
From: NINGBO WANHUA POLYURETHANES CO., LTD.
To: WANHUA CHEMICAL (NINGBO) CO., LTD.
Reel/Frame 031764/0228 →