Holger Keller

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Sindelfingen-Darmsheim, DE

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Patents Grantslast 30 patents

Information Patent Grant
Halogen-free flame retardants
- Patent number 8,470,916
- Issue date Jun 25, 2013
- Schill + Seilacher AG
- Udo Glauner
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Nitrous bridged derivatives of 6H-dibenz[c,e][1,2]-oxaphosphorine-6...
- Patent number 8,058,329
- Issue date Nov 15, 2011
- Schill + Seilacher “Struktol” Aktiengesellschaft
- Berthold Just
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Halogen-free flameproof epoxy resin formulations
- Patent number 7,951,878
- Issue date May 31, 2011
- Schill + Seilacher “Struktol” Aktiengesellschaft
- Berthold Just
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
NITROUS BRIDGED DERIVATIVES OF 6H-DIBENZ[C,E][1,2]-OXAPHOSPHORINE-6...
- Publication number 20100280215
- Publication date Nov 4, 2010
- Berthold Just
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
HALOGEN-FREE FLAME RETARDANTS
- Publication number 20100181696
- Publication date Jul 22, 2010
- Udo Glauner
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Application
Halogen-Free Flameproof Epoxy Resin Formulations
- Publication number 20080200617
- Publication date Aug 21, 2008
- Berthold Just
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Nitrous Bridged Derivatives of 6H-Dibenz[C,E][1,2]-Oxaphosphorine-6...
- Publication number 20080167405
- Publication date Jul 10, 2008
- Berthold Just
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Curing agents for epoxy resins, use thereof and epoxy resin cured t...
- Publication number 20050247908
- Publication date Nov 10, 2005
- Holger Keller
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...