IP Library › Assignment 039258/0687
Patent Assignment
Reel/Frame 039258/0687

Assignment of Assignor's Interest

Recorded: 2016-07-06 Pages: 3
Assignors
ZHANG, MINGDONG
Executed: 2016-07-04
ZHANG, LINDE
Executed: 2016-07-04
Assignee
SHENZHEN CANTONNET ENERGY SERVICES CO., LTD
SUITEA3.C-501CHINAMERCHANTSGUANGMINGSCIENCEPARK,3009GUANGUANGRD.,GUANGMINGDISTRICT,SHENZHENGUANGDONG, SHENZHEN, CHINA
Covered Property (1)
Large-Scale Preparation Method for Graphene Quantum Dots
Patent: 9,663,370 →
Application: 15/109,817 →
Publication: US 2016/0325999
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 059537/0198 →
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 074414/0019 →