Pierre Legrand

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Patents Grantslast 30 patents

Information Patent Grant
Polymer coating composition and its use in the manufacture of layer...
- Patent number 4,544,698
- Issue date Oct 1, 1985
- Rhone-Poulenc Industries
- Gilbert Roullet
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Packaging films, sheets and blown or molded hollow bodies
- Patent number 4,363,840
- Issue date Dec 14, 1982
- Rhone-Poulenc Industries
- Gilbert Roullet
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for rendering polyester hollow bodies gastight
- Patent number 4,254,170
- Issue date Mar 3, 1981
- Rhone-Poulenc Industries
- Gilbert Roullet
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL