Erwin Bacher

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Bergisch Gladbach, DE

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Patents Grantslast 30 patents

Information Patent Grant
Process for preparing dyes and/or brightener formulations
- Patent number 6,613,104
- Issue date Sep 2, 2003
- Bayer Aktiengesellschaft
- Wolfgang Zarges
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Process for preparing dyes and/or brightener formulations
- Patent number 6,241,786
- Issue date Jun 5, 2001
- Bayer Aktiengesellschaft
- Wolfgang Zarges
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...

Patents Applicationslast 30 patents

Information Patent Application
Use of aqueous brightener preparations for brightening natural and...
- Publication number 20030089888
- Publication date May 15, 2003
- Erwin Bacher
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information Patent Application
Process for preparing dyes and/or brightener formulations
- Publication number 20010049851
- Publication date Dec 13, 2001
- Wolfgang Zarges
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...