WILLIAM A. BECK

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MIDDLETOWN, DE, US

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Patents Grantslast 30 patents

Information Patent Grant
Method for enhancing effects of colorants and conditioners
- Patent number 7,964,180
- Issue date Jun 21, 2011
- E. I. Du Pont de Nemours and Company
- William A. Beck
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Method for enhancing effects of colorants and conditioners
- Patent number 7,736,633
- Issue date Jun 15, 2010
- E. I. Du Pont de Nemours and Company
- William A. Beck
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Selective dimerization of pentenenitrile
- Patent number 5,834,617
- Issue date Nov 10, 1998
- E. I. Du Pont de Nemours and Company
- William Allen Beck
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method of preparing 2-bromo-4,6-dinitromesitylene
- Patent number 5,118,880
- Issue date Jun 2, 1992
- E. I. Du Pont de Nemours & Co.
- William A. Beck
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR ENHANCING EFFECTS OF COLORANTS AND CONDITIONERS
- Publication number 20100189670
- Publication date Jul 29, 2010
- E.I. du Pont de Nemours and Company
- WILLIAM A. BECK
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
PEPTIDE-BASED HAIR PROTECTANTS
- Publication number 20080175798
- Publication date Jul 24, 2008
- WILLIAM A. BECK
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Method for enhancing effects of colorants and conditioners
- Publication number 20070067924
- Publication date Mar 29, 2007
- William A. Beck
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Method for enhancing the effect of particulate benefit agents
- Publication number 20070065387
- Publication date Mar 22, 2007
- William A. Beck
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE