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David Andrew Lewis
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South Australia, AU
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Patents Grants
last 30 patents
Information
Patent Grant
Manufactured wood products and methods of production
Patent number
11,007,670
Issue date
May 18, 2021
3RT Holding Pty Ltd.
David A. Lewis
B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
Information
Patent Grant
Manufactured wood products and methods of production
Patent number
10,357,896
Issue date
Jul 23, 2019
3RT Holding Pty Ltd
David A. Lewis
B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
Information
Patent Grant
Photochromic coating process
Patent number
9,453,950
Issue date
Sep 27, 2016
CARL ZEISS VISION AUSTRALIA HOLDINGS LTD.
Kathy Wai Yuen Wong
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Method of forming a coated optical element
Patent number
8,003,022
Issue date
Aug 23, 2011
Carl Zeiss Vision Australia Holdings Limited
David Robert Diggins
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Photochromic compositions and light transmissible articles
Patent number
7,807,075
Issue date
Oct 5, 2010
Advanced Polymerik Pty Ltd
Richard Alexander Evans
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Photochromic compositions and light transmissible articles
Patent number
7,247,262
Issue date
Jul 24, 2007
Polymers Australia Pty Ltd.
Richard Alexander Evans
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Photochromic article and method of preparation
Patent number
6,811,830
Issue date
Nov 2, 2004
Sola International Holdings, Ltd.
Huan Kiak Toh
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Patents Applications
last 30 patents
Information
Patent Application
MANUFACTURED WOOD PRODUCTS AND METHODS OF PRODUCTION
Publication number
20200009760
Publication date
Jan 9, 2020
3RT Holding Pty Ltd
David A. Lewis
B32 - LAYERED PRODUCTS
Information
Patent Application
MANUFACTURED WOOD PRODUCTS AND METHODS OF PRODUCTION
Publication number
20180215069
Publication date
Aug 2, 2018
3RT Holding Pty Ltd
David A. Lewis
B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
Information
Patent Application
Photochromic Coating Process
Publication number
20120037859
Publication date
Feb 16, 2012
CARL ZEISS VISION AUSTRALIA HOLDINGS LTD
Kathy Wai Yuen WONG
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
Photochromic Compounds Comprising Polymeric Substituents And Method...
Publication number
20090093601
Publication date
Apr 9, 2009
POLYMERS AUSTRALIA PTY LIMITED
Richard Alexander Evans
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
METHOD OF FORMING A COATED OPTICAL ELEMENT
Publication number
20090026638
Publication date
Jan 29, 2009
CARL ZEISS VISION AUSTRALIA HOLDINGS LIMITED
David Robert Diggins
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
Photochromic Compositions and Light Transmissible Articles
Publication number
20080006798
Publication date
Jan 10, 2008
Richard Alexander Evans
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Photochromic Compositions and Articles Comprising Polyether Oligomer
Publication number
20070249794
Publication date
Oct 25, 2007
POLYMERS AUSTRALIA PTY LIMITED
Richard Alexander Evans
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Photochromic compositions and articles comprising siloxane, alkylen...
Publication number
20070187656
Publication date
Aug 16, 2007
POLYMERS AUSTRALIA PTY LIMITED
Richard Alexander Evans
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Photochromic compositions and light transmissible articles
Publication number
20050269556
Publication date
Dec 8, 2005
Richard Alexander Evans
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Photochromic coating process
Publication number
20050116381
Publication date
Jun 2, 2005
Sola International Holdings Limited
Kathy Wai Yuen Wong
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
Photochromic article and method of preparation
Publication number
20030043447
Publication date
Mar 6, 2003
Huan Kiak Toh
G02 - OPTICS