Willem Hendrik Dokter

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Almere, NL

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Patents Grantslast 30 patents

Information Patent Grant
Precipitated silica particles for cat litter
- Patent number 7,037,475
- Issue date May 2, 2006
- Grace GmbH & Co. KG
- Willem Hendrik Dokter
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information Patent Grant
Amorphous silica particles comprising boron
- Patent number 6,855,427
- Issue date Feb 15, 2005
- Grace GmbH & Co. KG
- Paulus Johannes Kunkeler
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
Precipitated silica particles for cat litter
- Publication number 20040146444
- Publication date Jul 29, 2004
- Willem Hendrik Dokter
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information Patent Application
Amorphous silica particles comprising boron
- Publication number 20030159623
- Publication date Aug 28, 2003
- Paulus Johannes Kunkeler
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...