IP Library › Assignment 044219/0549
Patent Assignment
Reel/Frame 044219/0549

Assignment of Assignor's Interest

Recorded: 2017-10-18 Pages: 3
Assignors
ZHANG, LINDE
Executed: 2016-06-16
ZHANG, MINGDONG
Executed: 2016-06-16
Assignee
SHENZHEN CANTONNET ENERGY SERVICES CO. , LTD.
ROOM 501, UNIT C, A3 BUILDING, GUANGMING TECHNOLOGY PARK, CHINA MERCHANTS NO. 3009, GUANGUANG ROAD, GUANGMING NEW DISTRICT SHENZHEN, GUANGDONG 518000, SHENZHEN, CHINA
Covered Property (1)
Preparation Method of Graphene
Application: 15/730,751 →
Publication: US 2018/0029889
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 059537/0228 →
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 074413/0589 →