Patent Assignment
Reel/Frame 073505/0430
Assignment of Assignor's Interest
Recorded: 2025-11-18
Pages: 4
Assignor
ENVEA CHINA LTD.
Executed: 2025-09-20
Assignees
CHINA TESTING & CERTIFICATION INTERNATIONAL GROUP CO., LTD.
SOUTH BUILDING, NO. 1, GUANZHUANGDONGLI, CHAOYANG DISTRICT, BEIJING, 100024, CHINA
NAYUR TECHNOLOGY (BEIJING) CO., LTD.
ROOM 5023, FLOOR 5TH, BUILDING 4, NO. 5, DISHENG NORTH STREET, BDA, DAXING DISTRICT, BEIJING, 100176, CHINA
Covered Property
(1)
Coal Consumption Online Measuring System
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Jul 16, 2020
From: DING, XINMIAO; HU, SHUSHUANG; LU, WAN; ZHANG, XUEZHONG
To: CHINA BUILDING MATERIAL TEST & CERTIFICATION GROUP CO., LTD.; NAYUR TECHNOLOGY (BEIJING) CO., LTD.; ENVEA CHINA LTD.
Reel/Frame 053231/0063 →
Change of Name
Jun 14, 2022
From: CHINA BUILDING MATERIAL TEST & CERTIFICATION GROUP CO., LTD.
To: CHINA TESTING & CERTIFICATION INTERNATIONAL GROUP CO., LTD.
Reel/Frame 060365/0699 →