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Bergisch-Gladbach, Germany

Erich Kramer

USPTO Granted Patents = 11

Average Co-Inventor Count = 1.7

ph-index = 4

Forward Citations = 33(Granted Patents)

Location History:

Leverkusen, DE (1978 - 1982)
Berg. Gladbach, DE (1980 - 1983)
Bergisch-Gladbach, DE (1978 - 1985)

Company Filing History:

11 out of 12,157

Bayer Aktiengesellschaft

Years Active: 1978-1985

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11 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 4540776 - Reactive fluorotriazinylaminonaphthotriazolyphenylazopyridone or (1985-09-10),

2. 4399068 - Concentrated, aqueous solutions of salts of (1983-08-16),

3. 4354968 - Azo reactive dyestuffs having an aryl-triazinyl-aryl diazo component (1982-10-19),

4. 4254025 - Disazo and polyazo dyestuffs (1981-03-03),

5. 4234480 - Water-soluble azo dyestuffs (1980-11-18),

6. 4182713 - Benzotriazoles useful as azo dyestuff intermediates (1980-01-08),

7. 4163012 - Process for the preparation of concentrated dyestuff solutions (1979-07-31),

8. 4101542 - Process for the selective destruction, by reduction, of p-coupled (1978-07-18),

9. 4087245 - Process for the preparation of concentrated solutions of anionic (1978-05-02),

10. 4083845 - Polyazo dyestuffs having a dianisidine component, a diaminophenyl (1978-04-11),

11. 4077767 - Process for the preparation of concentrated solutions of urea compounds (1978-03-07),

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