George F. Cowperthwaite

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Coatsville, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Artificial nail compositions and related methods
- Patent number 8,124,058
- Issue date Feb 28, 2012
- Creative Nail Design, Inc.
- Douglas Dean Schoon
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Artificial nail compositions and related method
- Patent number 6,818,207
- Issue date Nov 16, 2004
- Creative Nail Design, Inc.
- Douglas Dean Schoon
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Materials and methods for reshaping of essentially rigid keratinace...
- Patent number 6,080,389
- Issue date Jun 27, 2000
- Esschem, Inc.
- Susan C. Sheariss
- A45 - HAND OR TRAVELLING ARTICLES
Information Patent Grant
Method of promoting adhesion to keratinaceous surface, use of same...
- Patent number 6,015,549
- Issue date Jan 18, 2000
- Esschem, Inc.
- George F. Cowperthwaite
- A45 - HAND OR TRAVELLING ARTICLES
Information Patent Grant
Radiation-curable, moldable material, methods for curing it and mol...
- Patent number 5,763,503
- Issue date Jun 9, 1998
- Esschem, Inc.
- George F. Cowperthwaite
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
Artificial nail compositions and related methods
- Publication number 20080241083
- Publication date Oct 2, 2008
- Douglas Dean Schoon
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Methods for inhibiting the polymerization of methacrylate monomers
- Publication number 20030191338
- Publication date Oct 9, 2003
- Allen D. Johnston
- C07 - ORGANIC CHEMISTRY