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Watson; Charles Andrew Patent Filings

Watson; Charles Andrew

Patent Applications and Registrations

Patent applications and USPTO patent grants for Watson; Charles Andrew.The latest application filed is for "oral compositions containing germicidally active plastic powders".

Company Profile
0.3.0
  • Watson; Charles Andrew - Ruislip EN
*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.
Patent Activity
PatentDate
Oral compositions containing germicidally active plastic powders
Grant 3,934,001 - Watson January 20, 1
1976-01-20
Visually clear toothpaste containing a synthetic precipitated hydrated silica
Grant 3,864,470 - Watson February 4, 1
1975-02-04
Toothpastes
Grant 3,678,155 - Clippingdale , et al. July 18, 1
1972-07-18

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