Patent Assignment
Reel/Frame 059605/0413
Assignment of Assignor's Interest
Recorded: 2022-04-14
Pages: 3
Assignor
ZHANG, LINDE
Executed: 2022-04-08
Assignee
HUBEI HIGHLAND GRAPHENE TECHNOLOGY CO., LTD.
NO. 29, XIAOHAN AVENUE, XIAOGAN, CHINA
Covered Property
(1)
Graphene Oxide Purification Method and Graphene Oxide
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Aug 1, 2025
From: HUBEI HIGHLAND GRAPHENE TECHNOLOGY CO., LTD.
To: CARBON NANO ENGINEERING SYSTEMS CO., LTD.
Reel/Frame 071904/0322 →
Assignment of Assignor's Interest
Apr 20, 2026
From: CARBON NANO ENGINEERING SYSTEMS CO., LTD.
To: HUNAN YUANCHANG NEW MATERIAL TECHNOLOGY CO., LTD.
Reel/Frame 075416/0021 →