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Patent applications and USPTO patent grants for McGill; Patrick Donald.The latest application filed is for "transparent silica gel/precipitated silica composite materials for dentifrices".
Patent | Date |
---|---|
Transparent Silica Gel/precipitated Silica Composite Materials For Dentifrices App 20090297459 - Hua; Duen-Wu ;   et al. | 2009-12-03 |
Dentifrices comprising biogenic silica materials App 20070154413 - Phillips; Nolan Lee ;   et al. | 2007-07-05 |
Dentifrices comprising biogenic silica materials App 20070154412 - Phillips; Nolan Lee ;   et al. | 2007-07-05 |
Classified silica for improved cleaning and abrasion in dentifrices App 20060140878 - Cornelius; John Mark ;   et al. | 2006-06-29 |
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