Allen R. Guy

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West Columbia, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Calcium carbonate barrier films and uses thereof
- Patent number 11,117,357
- Issue date Sep 14, 2021
- Omya International AG
- Michael D. Roussel
- B32 - LAYERED PRODUCTS
Information Patent Grant
Calcium carbonate barrier films and uses thereof
- Patent number 9,321,249
- Issue date Apr 26, 2016
- Omya International AG
- Michael D. Roussel
- B32 - LAYERED PRODUCTS

Patents Applicationslast 30 patents

Information Patent Application
CALCIUM CARBONATE BARRIER FILMS AND USES THEREOF
- Publication number 20160200885
- Publication date Jul 14, 2016
- Omya International AG
- Michael D. Roussel
- B32 - LAYERED PRODUCTS
Information Patent Application
CALCIUM CARBONATE BARRIER FILMS AND USES THEREOF
- Publication number 20090324979
- Publication date Dec 31, 2009
- OMYA DEVELOPMENT AG
- Michael D. Roussel
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...