Patent Assignment
Reel/Frame 039258/0617
Assignment of Assignor's Interest
Recorded: 2016-07-06
Pages: 3
Assignee
SHENZHEN CANTONNET ENERGY SERVICES CO., LTD
SUITEA3.C-501CHINAMERCHANTSGUANGMINGSCIENCEPARK,3009GUANGUANGRD.,GUANGMINGDISTRICT,SHENZHENGUANGDONG, SHENZHEN, CHINA
Covered Property
(1)
Method for Repairing Reduced Graphene Oxide
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Apr 7, 2022
From: SHENZHEN CANTONNET ENERGY SERVICES CO. , LTD.
To: HUBEI HIGHLAND GRAPHENE TECHNOLOGY CO., LTD.
Reel/Frame 059537/0169 →
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 074413/0934 →