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For the Inventor, By the Inventor

Riehen, Switzerland

Willy Muller

This inventor holds 4 USPTO granted patents. Top assignees: Ciba-Geigy Ag, Ciba-Geigy Corporation. Active years: 1977-1978.

USPTO Granted Patents = 4

% Patents Active = 100.0

Average Co-Inventor Count = 1.1

ph-index = 2

Forward Citations = 16(Granted Patents)


Location History:

  • Riehen, CH (1977 - 1978)
  • Rhine, CH (1978)

Company Filing History:

goldMedal2 out of 595 
 
Ciba-Geigy Ag
 patents
silverMedal2 out of 6,858 
 
Ciba-Geigy Corporation
 patents

Years Active: 1977-1978

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4 patents (USPTO):Explore Patents
1. 4100157 - .beta.-Crystalline form of the pigment obtained by coupling diazotized (1978-07-11),
2. 4079052 - Diazopigments containing pyridine derivatives (1978-03-14),
3. 4065448 - Tertiary alkyl substituted disazo pigments (1977-12-27),
4. 4003886 - Tetracarboxylic acid ester substituted disazo pigments (1977-01-18),
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