Stefan Büttner

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Neumarkt i. d. Oberpf., DE

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Patents Grantslast 30 patents

Information Patent Grant
Recyclable polyethylene film
- Patent number 10,751,979
- Issue date Aug 25, 2020
- Constantia Pirk GmbH & Co. KG
- Achim Grefenstein
- B32 - LAYERED PRODUCTS

Patents Applicationslast 30 patents

Information Patent Application
Recyclable paper packaging with high barrier to water vapor and oxygen
- Publication number 20230114239
- Publication date Apr 13, 2023
- Constantia Pirk GmbH & Co. KG
- Achim Grefenstein
- B32 - LAYERED PRODUCTS
Information Patent Application
Recyclable Polyethylene Film
- Publication number 20190344551
- Publication date Nov 14, 2019
- Constantia Pirk GmbH & Co. KG
- Achim Grefenstein
- B32 - LAYERED PRODUCTS
Information Patent Application
Recyclable Polyethylene Film
- Publication number 20180079188
- Publication date Mar 22, 2018
- Achim Grefenstein
- B32 - LAYERED PRODUCTS