Ehrenberg; Stefan

Patent Applications and Registrations

Patent applications and USPTO patent grants for Ehrenberg; Stefan.The latest application filed is for "fiber-reactive azo dyes, preparation thereof and use thereof".

Company Profile

0.6.13

Ehrenberg; Stefan - Berneck CH
Ehrenberg; Stefan - Hattersheim DE
Ehrenberg; Stefan - Hattesheim DE
Ehrenberg; Stefan - Frankfurt am Main DE

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Fiber-reactive Azo Dyes, Preparation Thereof And Use Thereof App 20120284934 - Ehrenberg; Stefan	2012-11-15
Multiple Step Dyeing Textile With Concentrated Dye Systems App 20110173764 - Ehrenberg; Stefan	2011-07-21
Colored Organopolysiloxanes App 20100016519 - Russ; Werner ; et al.	2010-01-21
Mixtures Of Fibre-reactive Azo Dyes App 20090320217 - Ehrenberg; Stefan ; et al.	2009-12-31
Coloured Organopolysiloxanes App 20090209743 - Barbieru; Roxana ; et al.	2009-08-20
Mono-, di-or trichromatic dyeing or printing of natural or synthetic polyamide fiber materials Grant 7,468,081 - Ehrenberg , et al. December 23, 2	2008-12-23
Reactive triphendioxazine dyes, methods for the production thereof, and use thereof Grant 7,414,129 - Ehrenberg August 19, 2	2008-08-19
Mono-, Di- or Trichromatic Dyeing or Printing of Natural or Synthetic Polyamide Fiber Materials Grant 7,381,228 - Ehrenberg , et al. June 3, 2	2008-06-03
Reactive Triphendioxazine Dyes, Methods for the Production Thereof, and Use Thereof App 20080114166 - Ehrenberg; Stefan	2008-05-15
Mono-, Di- or Trichromatic Dyeing or Printing of Natural or Synthetic Polyamide Fiber Materials App 20070199162 - Ehrenberg; Stefan ; et al.	2007-08-30
Mono-, Di- or Trichromatic Dyeing or Printing of Natural or Synthetic Polyamide Fiber Materials App 20070199163 - Ehrenberg; Stefan ; et al.	2007-08-30
Reactive azo dyes, their preparation and their use Grant 7,129,336 - Ehrenberg , et al. October 31, 2	2006-10-31
Water-soluble reactive mono- and di-azo dyes Grant 7,109,313 - Meier , et al. September 19, 2	2006-09-19
Reactive azo dyes, their preparation and their use App 20050159592 - Ehrenberg, Stefan ; et al.	2005-07-21
Water-soluble reactive mono- and di-azo dyes App 20050148764 - Meier, Stefan ; et al.	2005-07-07
Mono-, di-or trichromatic dyeing or printing of natural or synthetic polyamide fiber materials App 20050060819 - Ehrenberg, Stefan ; et al.	2005-03-24
Metal complex dyes based on Bucherer naphthols Grant 6,809,187 - Ehrenberg , et al. October 26, 2	2004-10-26
Metal complex dyes based bucherered naphthols App 20040054154 - Ehrenberg, Stefan ; et al.	2004-03-18
Inkjet dyes App 20030177944 - Kunde, Klaus ; et al.	2003-09-25

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