John Dutton

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Gwynedd, GB

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Patents Grantslast 30 patents

Information Patent Grant
Method of making a product
- Patent number 6,709,627
- Issue date Mar 23, 2004
- Digive Limited
- John Dutton
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Building product comprising slate particles embedded in a fused gla...
- Patent number 5,244,850
- Issue date Sep 14, 1993
- Digive Limited
- John S. Dutton
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES

Patents Applicationslast 30 patents

Information Patent Application
Method of making a product
- Publication number 20030075841
- Publication date Apr 24, 2003
- DIGIVE LIMITED
- John Dutton
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES