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Claudia Mann
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Munich, DE
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Patents Grants
last 30 patents
Information
Patent Grant
Photochromic naphthopyrans
Patent number
7,459,555
Issue date
Dec 2, 2008
Rodenstock GmbH
Manfred Melzig
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Substituted phenanthropyrans
Patent number
7,229,576
Issue date
Jun 12, 2007
Rodenstock GmbH
Claudia Mann
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Blue 3H-naphtho[2,1-b]pyran compounds and use thereof in photochrom...
Patent number
7,229,989
Issue date
Jun 12, 2007
Rodenstock GmbH
Claudia Mann
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Photochromic 3H-naphtho[2,1-b]-pyran compounds and photochromic art...
Patent number
6,967,249
Issue date
Nov 22, 2005
Rodenstock GmbH
Claudia Mann
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Heterocyclically annellated indenochromene derivatives
Patent number
6,881,850
Issue date
Apr 19, 2005
Rodenstock GmbH
Claudia Mann
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
H-annellated benzo[f]chromenes
Patent number
6,686,468
Issue date
Feb 3, 2004
Optische Werke G. Rodenstock
Claudia Mann
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Photochromic pyran compounds
Patent number
6,683,709
Issue date
Jan 27, 2004
Rodenstock GmbH
Claudia Mann
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Photochromic heterocyclically anellated indenochromene compounds
Patent number
6,660,727
Issue date
Dec 9, 2003
Rodenstock GmbH
Claudia Mann
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Neutral-colored gray photochromic plastic object
Patent number
6,373,615
Issue date
Apr 16, 2002
Optische Werke G. Rodenstock
Claudia Mann
G02 - OPTICS
Information
Patent Grant
Photochromic naphthopyrans
Patent number
6,342,459
Issue date
Jan 29, 2002
Optische Werke G. Rodenstock
Manfred Melzig
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Photochromic spirofluorenopyran compounds
Patent number
6,331,625
Issue date
Dec 18, 2001
Optische Werke G. Rodenstock
Claudia Mann
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Spirofluorenopyrans
Patent number
6,315,928
Issue date
Nov 13, 2001
Optische Werke G. Rodenstock
Claudia Mann
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Photochromic plastic object
Patent number
6,306,316
Issue date
Oct 23, 2001
Optische Werke G. Rodenstock
Claudia Mann
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Photochromic spirofluorenopyran compounds
Patent number
6,225,466
Issue date
May 1, 2001
Optische Werke G. Rodenstock
Claudia Mann
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Photochromic naphtopyrane colorants, method for the production and...
Patent number
6,146,554
Issue date
Nov 14, 2000
Optische Werke G. Rodenstock
Manfred Melzig
C07 - ORGANIC CHEMISTRY
Patents Applications
last 30 patents
Information
Patent Application
Substituted phenanthropyrans
Publication number
20060219990
Publication date
Oct 5, 2006
Rodenstock GmbH
Claudia Mann
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Neutral-color gray photochromic synthetic resin article
Publication number
20060011898
Publication date
Jan 19, 2006
Rodenstock GmbH
Manfred Melzig
G02 - OPTICS
Information
Patent Application
Blue 3H-naphtho[2,1-b]pyran compounds and use thereof in photochrom...
Publication number
20050096467
Publication date
May 5, 2005
Rodenstock GmbH
Claudia Mann
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Photochromic 3H-naphtho[2,1-b]-pyran compounds and photochromic art...
Publication number
20040267013
Publication date
Dec 30, 2004
Rodenstock GmbH
Claudia Mann
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Heterocyclically annellated indenochromene derivatives
Publication number
20040092743
Publication date
May 13, 2004
Optische Werke G. Rodenstock
Claudia Mann
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
H-annellated benzo[f]chromenes
Publication number
20030040623
Publication date
Feb 27, 2003
Claudia Mann
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Photochromic pyran compounds
Publication number
20020169315
Publication date
Nov 14, 2002
Claudia Mann
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Photochromic naphthopyrans
Publication number
20020052499
Publication date
May 2, 2002
Optische Werke G. Rodenstock
Manfred Melzig
C07 - ORGANIC CHEMISTRY