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Markham, CA
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Patents Grants
last 30 patents
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Patent Grant
Methods and green reagents for recycling of lithium-ion batteries
Patent number
11,476,510
Issue date
Oct 18, 2022
Chang Dong
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Composition and method of making biodegradable pellets
Patent number
10,975,213
Issue date
Apr 13, 2021
Erthos Inc.
Chang Dong
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Patents Applications
last 30 patents
Information
Patent Application
BIODEGRADABLE POLYMERIC MATERIAL, BIODEGRADABLE PRODUCTS AND METHOD...
Publication number
20220275201
Publication date
Sep 1, 2022
Erthos Inc.
Chang DONG
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
METHODS AND GREEN REAGENTS FOR RECYCLING OF LITHIUM-ION BATTERIES
Publication number
20200358148
Publication date
Nov 12, 2020
Chang Dong
C01 - INORGANIC CHEMISTRY
Information
Patent Application
COMPOSITION AND METHOD OF MAKING BIODEGRADABLE PELLETS
Publication number
20200048422
Publication date
Feb 13, 2020
EcoPackers Inc.
Chang Dong
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...