Volker Serini

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Krefeld, DT

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Patents Grantslast 30 patents

Information Patent Grant
Process for manufacturing thin, non-porous gas permeable polycarbon...
- Patent number 4,086,310
- Issue date Apr 25, 1978
- Bayer Aktiengesellschaft
- Ludwig Bottenbruch
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Non-porous polycarbonate films less than 1 .mu.m thick
- Patent number 4,022,944
- Issue date May 10, 1977
- Bayer Aktiengesellschaft
- Ludwig Bottenbruch
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Polycarbonate-polyvinyl chloride moulding compounds
- Patent number 4,005,037
- Issue date Jan 25, 1977
- Bayer Aktiengesellschaft
- Fritz Mietzsch
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Thin, non-porous polycarbonate films
- Patent number 3,975,225
- Issue date Aug 17, 1976
- Bayer Aktiengesellschaft
- Ludwig Bottenbruch
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL