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Sujit Mondal
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Gibsonia, PA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Compounds for coordinating with a metal, compositions containing su...
Patent number
11,618,756
Issue date
Apr 4, 2023
PPG Industries Ohio, Inc.
Robert W. Walters
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Photochromic indeno-fused naphthopyran compounds with reduced tempe...
Patent number
11,518,751
Issue date
Dec 6, 2022
Transitions Optical, Ltd.
Robert W. Walters
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Photochromic articles that include photochromic-dichroic materials
Patent number
10,145,996
Issue date
Dec 4, 2018
Transitions Optical, Inc.
Rachael L. DeMeio
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Photochromic articles that include photochromic-dichroic materials
Patent number
9,334,439
Issue date
May 10, 2016
Transitions Optical, Inc.
Rachael L. DeMeio
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Photochromic compounds and compositions
Patent number
9,034,219
Issue date
May 19, 2015
Transitions Optical, Inc.
Meng He
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Photochromic compounds and compositions
Patent number
8,920,928
Issue date
Dec 30, 2014
Transitions Optical, Inc.
Meng He
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Photochromic compounds and compositions
Patent number
8,518,546
Issue date
Aug 27, 2013
Transitions Optical, Inc.
Meng He
C07 - ORGANIC CHEMISTRY
Patents Applications
last 30 patents
Information
Patent Application
Photochromic Article
Publication number
20210395436
Publication date
Dec 23, 2021
Transitions Optical, Ltd.
Joseph D. TURPEN
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Photochromic Indeno-Fused Naphthopyran Compounds With Reduced Tempe...
Publication number
20210198226
Publication date
Jul 1, 2021
Transitions Optical, Ltd.
Robert W. Walters
G02 - OPTICS
Information
Patent Application
Compounds for Coordinating with a Metal, Compositions Containing Su...
Publication number
20210079009
Publication date
Mar 18, 2021
PPG INDUSTRIES OHIO, INC.
Robert W. WALTERS
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Photochromic Articles That Include Photochromic-Dichroic Materials
Publication number
20160209561
Publication date
Jul 21, 2016
TRANSITIONS OPTICAL, INC.
Rachael L. DeMeio
B60 - VEHICLES IN GENERAL
Information
Patent Application
PHOTOCHROMIC ARTICLES THAT INCLUDE PHOTOCHROMIC-DICHROIC MATERIALS
Publication number
20140272468
Publication date
Sep 18, 2014
TRANSITIONS OPTICAL, INC.
Rachael L. DeMeio
B60 - VEHICLES IN GENERAL
Information
Patent Application
PHOTOCHROMIC COMPOUNDS AND COMPOSITIONS
Publication number
20120156521
Publication date
Jun 21, 2012
TRANSITIONS OPTICAL, INC.
Meng He
C07 - ORGANIC CHEMISTRY
Information
Patent Application
PHOTOCHROMIC COMPOUNDS AND COMPOSITIONS
Publication number
20120156508
Publication date
Jun 21, 2012
TRANSITIONS OPTICAL, INC.
Meng He
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Photochromic compounds and compositions
Publication number
20110143141
Publication date
Jun 16, 2011
TRANSITIONS OPTICAL, INC.
Meng He
C07 - ORGANIC CHEMISTRY