Arend Kuindert Van Helden

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Amsterdam, NL

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Patents Grantslast 30 patents

Information Patent Grant
Method for manufacturing a slab
- Patent number 11,260,562
- Issue date Mar 1, 2022
- INNOVATIVE STONE TECHNOLOGIES B.V.
- Erik Schoneveld
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Grant
Process for the carbonylation of ethylenically unsaturated compounds
- Patent number 6,103,927
- Issue date Aug 15, 2000
- Shell Oil Company
- Maria Manuel De Castro Loureiro Barreto Rosa
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Emulsifiable oil
- Patent number 5,776,865
- Issue date Jul 7, 1998
- Shell Oil Company
- Maria Manuel De Castro Loureiro Barreto Rosa
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Melt stabilized polyketone copolymer compositions containing glycid...
- Patent number 5,135,976
- Issue date Aug 4, 1992
- Shell Oil Company
- Arend Kuindert Van Helden
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Stabilized copolymer compositions
- Patent number 5,115,002
- Issue date May 19, 1992
- Shell Oil Company
- Arend K. Van Helden
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
A METHOD FOR MANUFACTURING A SLAB
- Publication number 20190329458
- Publication date Oct 31, 2019
- Innovative Stone Technologies B.V. [NL/NL]; tt.
- Erik SCHONEVELD
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
Compositions comprising solid particles and binder
- Publication number 20030065082
- Publication date Apr 3, 2003
- Thomas Carel Blanken
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL