Dietrich Braun

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Darmstadt-Arheilgen, DE

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Patents Grantslast 30 patents

Information Patent Grant
Process for chain stopping of PVC polymerization
- Patent number 7,683,144
- Issue date Mar 23, 2010
- Ciba Specialty Chemicals Corporation
- Rudolf Pfaendner
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
(CO)polymerization of vinyl chloride in the presence of a stable ni...
- Patent number 6,844,405
- Issue date Jan 18, 2005
- Ciba Specialty Chemicals Corporation
- Rudolf Pfaendner
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for recycling of thermoset materials
- Patent number 6,465,702
- Issue date Oct 15, 2002
- Siemens Aktiengesellschaft
- Wolfgang Von Gentzkow
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Medicinally useful, shaped mass of collagen resorbable in the body
- Patent number 4,347,234
- Issue date Aug 31, 1982
- Merck Patent Gesellschaft mit beschrankter Haftung
- Helmut Wahlig
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Medicinally useful, shaped mass of collagen resorbable in the body
- Patent number 4,291,013
- Issue date Sep 22, 1981
- Merck Patent Gesellschaft mit beschrankter Haftung
- Helmut Wahlig
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents

Information Patent Application
Process for chain stopping of pvc polymerization
- Publication number 20050222347
- Publication date Oct 6, 2005
- Rudolf Pfaendner
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
(C0)polymerization of vinyl chloride in the presence of a stable ni...
- Publication number 20040138393
- Publication date Jul 15, 2004
- Rudolf Pfaendner
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...