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For the Inventor, By the Inventor

DE

Dystar Textilfarben Gmbh


USPTO Granted Patents = 2

Forward Citations = 0

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6 inventors (with patents filed for the assignee):

goldMedal Christian Schumacher (1 out of 30 patents)

silverMedal Daniele Negri (1 out of 4 patents)

bronzeMedal Bengt-Thomas Gröbel (1 out of 4 patents)

4.  Andreas Von Der Eltz (1 out of 17 patents)

5.  Karl-Josef Herd (1 out of 49 patents)

6.  Werner H Russ (1 out of 92 patents)


2 patents:

1. 6171348 - Blue dyeing mixtures of fiber-reactive dyestuffs and their use for dyeing fiber material containing hydroxy and/or carboxamide groups (2001-01-09),
2. 5696258 - Process for the preparation of triphendioxazine dyestuffs amidated on (1997-12-09),
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USPTO Data Jan 1 1976 - Sep 22 2026

2 Patents

#395 in

#10,674 in Germany

DE
DE

Dystar Textilfarben Gmbh

Forward Citations = 0

6 inventors:

goldMedal Christian Schumacher (1 out of 30 patents)

silverMedal Daniele Negri (1 out of 4 patents)

bronzeMedal Bengt-Thomas Gröbel (1 out of 4 patents)

4.  Andreas Von Der Eltz (1 out of 17 patents)

5.  Karl-Josef Herd (1 out of 49 patents)

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