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Bernard Mark Heron
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Brough, GB
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Patents Grants
last 30 patents
Information
Patent Grant
Electrochromic compounds and optical articles containing them
Patent number
10,730,855
Issue date
Aug 4, 2020
Essilor International
Claudine Biver
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Electrochromic compounds and optical articles containing them
Patent number
10,563,120
Issue date
Feb 18, 2020
Essilor International
Samuel Archambeau
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Electrochromic two-core viologen derivatives and optical articles c...
Patent number
10,179,768
Issue date
Jan 15, 2019
Essilor International
Stuart Aiken
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Electrochromic single and two-core viologens and optical articles c...
Patent number
9,823,534
Issue date
Nov 21, 2017
Essilor International (Compagnie Générale d'Optique)
Stuart Aiken
G02 - OPTICS
Information
Patent Grant
3H-naphtho [2,1-B] pyrans as photochromic dichroic dyes and optical...
Patent number
9,249,136
Issue date
Feb 2, 2016
Essilor International (Compagnie Générale d'Optique)
Stuart Aiken
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Photochromic dichroic naphtho-pyrans and optical articles containin...
Patent number
8,703,978
Issue date
Apr 22, 2014
Essilor International (Compagnie Générale d'Optique)
Stuart Aiken
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
6-(biphenyl-ester)-3H-naphtho[2,1-b]pyrans as photochromic dichroic...
Patent number
8,436,184
Issue date
May 7, 2013
Essilor International (Compagnie Generale d'Optique
Stuart Aiken
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Grey coloring photochromic fused pyrans
Patent number
6,387,512
Issue date
May 14, 2002
James Robinson Limited
David Allan Clarke
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Photochromic compounds
Patent number
6,303,673
Issue date
Oct 16, 2001
James Robinson Limited
David A. Clarke
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Red coloring hyperchromic 3H-naphtho[2,1-B]pyrans
Patent number
6,294,112
Issue date
Sep 25, 2001
James Robinson Limited
David A. Clarke
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Neutral coloring photochromic 2H-naphtho[1,2-b] pyr...
Patent number
6,248,264
Issue date
Jun 19, 2001
James Robinson Limited
David A. Clarke
C07 - ORGANIC CHEMISTRY
Patents Applications
last 30 patents
Information
Patent Application
ELECTROCHROMIC COMPOUNDS AND OPTICAL ARTICLES CONTAINING THEM
Publication number
20190315718
Publication date
Oct 17, 2019
Essilor International
Claudine BIVER
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
ELECTROCHROMIC COMPOUNDS AND OPTICAL ARTICLES CONTAINING THEM
Publication number
20180194995
Publication date
Jul 12, 2018
Essilor International
Samuel ARCHAMBEAU
C07 - ORGANIC CHEMISTRY
Information
Patent Application
ELECTROCHROMIC SINGLE AND TWO-CORE VIOLOGENS AND OPTICAL ARTICLES C...
Publication number
20160231635
Publication date
Aug 11, 2016
Essilor International (Compagnie Generale D Optique)
Stuart Aiken
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
ELECTROCHROMIC TWO-CORE VIOLOGEN DERIVATIVES AND OPTICAL ARTICLES C...
Publication number
20160221949
Publication date
Aug 4, 2016
ESSILOR INTERNATIONAL (COMPAGNIE GENERALE D'OPTIQU E)
Stuart AIKEN
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
PHOTOCHROMIC DICHROIC NAPHTHO-PYRANS AND OPTICAL ARTICLES CONTAININ...
Publication number
20110122475
Publication date
May 26, 2011
Essilor International (Compagnie Generale D Optique)
Stuart Aiken
C07 - ORGANIC CHEMISTRY
Information
Patent Application
3H-NAPHTH0 [2,1-B] PYRANS AS PHOTOCHROMIC DICHROIC DYES AND OPTICAL...
Publication number
20100202033
Publication date
Aug 12, 2010
Essilor International (Compagnie Generale D Optique)
Stuart Aiken
C07 - ORGANIC CHEMISTRY
Information
Patent Application
6-(BIPHENYL-ESTER)-3H-NAPHTHO[2,1-B]PYRANS AS PHOTOCHROMIC DICHROIC...
Publication number
20100039688
Publication date
Feb 18, 2010
Stuart Aiken
C07 - ORGANIC CHEMISTRY