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Patents Grants
last 30 patents
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Patent Grant
Composition for the manufacture of an ophthalmic lens comprising an...
Patent number
11,635,547
Issue date
Apr 25, 2023
Essilor International
Pierre Fromentin
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Optical material with improved colour
Patent number
11,480,713
Issue date
Oct 25, 2022
Essilor International
Tipparat Lertwattanaseri
G02 - OPTICS
Information
Patent Grant
Ophthalmic lens comprising an encapsulated light-absorbing additive
Patent number
11,204,445
Issue date
Dec 21, 2021
Essilor International
Pierre Fromentin
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Blue light cutting optical material comprising a benzotriazole UV a...
Patent number
10,308,618
Issue date
Jun 4, 2019
Essilor International
Pierre Fromentin
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Patents Applications
last 30 patents
Information
Patent Application
LIQUID POLYMERIZABLE ALLYLIC COMPOSITIONS COMPRISING LAKE PIGMENTS
Publication number
20240400725
Publication date
Dec 5, 2024
Essilor International
Laurie MARION
G02 - OPTICS
Information
Patent Application
Nanoparticles of Encapsulated Light-Absorbing Agent, Preparation Th...
Publication number
20240369740
Publication date
Nov 7, 2024
Essilor International
Pierre FROMENTIN
C01 - INORGANIC CHEMISTRY
Information
Patent Application
Nanoparticles of Encapsulated Light-Absorbing Agent, Preparation Th...
Publication number
20210048559
Publication date
Feb 18, 2021
Essilor International
Pierre FROMENTIN
G02 - OPTICS
Information
Patent Application
Composition for the Manufacture of an Ophthalmic Lens Comprising an...
Publication number
20200386913
Publication date
Dec 10, 2020
Essilor International
Pierre FROMENTIN
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Optical Article Comprising a Substrate with Embedded Particles for...
Publication number
20200241174
Publication date
Jul 30, 2020
Essilor International
Pierre FROMENTIN
G02 - OPTICS
Information
Patent Application
OPTICAL MATERIAL WITH IMPROVED COLOUR
Publication number
20200088909
Publication date
Mar 19, 2020
Essilor International
Tipparat LERTWATTANASERI
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Ophthalmic Lens Comprising an Encapsulated Light-Absorbing Additive
Publication number
20190212473
Publication date
Jul 11, 2019
Essilor International
Pierre FROMENTIN
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
BLUE LIGHT CUTTING OPTICAL MATERIAL COMPRISING A BENZOTRIAZOLE UV A...
Publication number
20190047967
Publication date
Feb 14, 2019
Essilor International
Pierre FROMENTIN
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...