Patent Assignment
Reel/Frame 057352/0255
Assignment of Assignor's Interest
Recorded: 2021-09-01
Pages: 4
Assignee
ECO ENVIRONMENTAL ENERGY RESEARCH INSTITUTE LIMITED
23/F, 363 JAVA ROAD, NORTH POINT, HONG KONG, CHINA
Covered Property
(1)
Method and System for Preparing Fuel by Using High Acid Value Biological Oil and Fat
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Sep 1, 2021
From: XU, CHUNJIAN; HE, YONGCHAO
To: TIANJIN UNIVERSITY
Reel/Frame 057352/0691 →
Assignment of Assignor's Interest
Jun 24, 2024
From: ECO ENVIRONMENTAL ENERGY RESEARCH INSTITUTE LIMITED
To: ECO BIO-GREASE TECHNOLOGY COMPANY LIMITED
Reel/Frame 067818/0497 →
Corrective Assignment to Correct the to Correct Supporting Legal Documention Previously Recorded Previously Recorded at Reel: 67818 Frame: 497. Assignor(S) Hereby Confirms the Assignment.
Jun 25, 2024
From: ECO ENVIRONMENTAL ENERGY RESEARCH INSTITUTE LIMITED
To: ECO BIO-GREASE TECHNOLOGY COMPANY LIMITED
Reel/Frame 067839/0688 →