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Heike Gertrud ABEL
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Eiterfeld, DE
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Patents Grants
last 30 patents
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Patent Grant
Process for the preparation of 2-substituted-1,4-benzenediamines an...
Patent number
9,758,469
Issue date
Sep 12, 2017
Noxell Corporation
Garry Steven Garrett
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Telescoping synthesis of 2-methoxymethyl-p-phenylenediamine
Patent number
9,695,109
Issue date
Jul 4, 2017
Noxell Corporation
Heike Gertrud Abel
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Telescoping synthesis of 2-methoxymethyl-P-phenylenediamine
Patent number
9,688,609
Issue date
Jun 27, 2017
Noxell Corporation
Heike Gertrud Abel
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Azo direct dyes and method for dyeing hair using these dyes
Patent number
9,587,116
Issue date
Mar 7, 2017
Noxell Corporation
Heike Gertrud Abel
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Patents Applications
last 30 patents
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Patent Application
NEW TELESCOPING SYNTHESES OF 2-METHOXYMETHYL-P-PHENYLENEDIAMINE
Publication number
20220298101
Publication date
Sep 22, 2022
Wella Germany Gmbd
Markus SPECKBACHER
C07 - ORGANIC CHEMISTRY
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Patent Application
AZO DIRECT DYES AND METHOD FOR DYEING HAIR USING THESE DYES
Publication number
20160122546
Publication date
May 5, 2016
The Procter & Gamble Company
Heike Gertrud ABEL
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
New telescoping synthesis of 2-methoxymethyl-p-phenylenediamine
Publication number
20160122284
Publication date
May 5, 2016
The Procter & Gamble Company
Heike Gertrud ABEL
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Process for the preparation of 2-substituted-1,4-benzenediamines an...
Publication number
20160122285
Publication date
May 5, 2016
The Procter & Gamble Company
Garry Steven GARRETT
C07 - ORGANIC CHEMISTRY
Information
Patent Application
New Telescoping Synthesis Of 2- Methoxymethyl-P-Phenylenediamine
Publication number
20160122286
Publication date
May 5, 2016
The Procter & Gamble Company
Heike Gertrud ABEL
C07 - ORGANIC CHEMISTRY