IP Library Assignment 026534/0209
Patent Assignment
Reel/Frame 026534/0209

Assignment of Assignor's Interest

Recorded: 2011-07-01 Pages: 4
Assignors
LIU, ZHENYI
Executed: 2011-06-24
WU, ZHIQIANG
Executed: 2011-06-24
WANG, XIANGSHENG
Executed: 2011-06-24
Assignee
BEIJING SANJU ENVIRONMENTAL PROTECTION AND NEW MATERIAL CO., LTD.
9/F, DAHANG JIYE BUILDING, NO. 33 NORTH RENDA ROAD, HAIDIAN DISTRICT, BEIJING, 100080, CHINA
Covered Property (1)
Method for Removing Hydrogen Sulfide from Gaseous Stream at Normal Temperature
Patent: 8,591,847 →
Application: 13/172,898 →
Publication: US 2011/0256044
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name Nov 16, 2022
From: BEIJING SANJU ENVIRONMENTAL PROTECTION & NEW MATERIALS CO., LTD
To: BEIJING HAIXIN ENERGY TECHNOLOGY CO., LTD
Reel/Frame 061789/0178 →