Patents by Inventor lain Allan Hughes

lain Allan Hughes has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Oral Compositions Containing Stannous
    Publication number: 20160324738
    Abstract: Oral care compositions having improved efficacy for preventing and/or reducing caries, containing: from about 0.001% to about 5%, of metal ions wherein the composition comprises at least about 0.001%, of stannous ions and optionally comprises from about 0.001% to about 4%, of zinc ions; at least about 100 ppm, by weight of the composition, of fluoride ions; at least about 0.03%, by weight of the composition, of a mineral surface active agent selected from homopolymers of itaconic acid, homopolymers of acrylic acid, copolymers of maleic acid and acrylic acid, copolymers of maleic anhydride or acid with methyl vinyl ether, and mixtures thereof; at least 5%, of water; less than 10%, by weight of the composition, of fused silica, calcium based abrasives, and mixtures thereof; less than 5%, of polyphosphates having n+3 or higher; wherein the weight ratio of total metal ion to the mineral surface active agent is equal to or less than 0.5.
    Type: Application
    Filed: May 7, 2015
    Publication date: November 10, 2016
    Inventors: Arif Ali Baig, Kimberly Burkhardt, Carl Edward Catrenich, lain Allan Hughes, Jeanette Marie Swartz, Yuli Song, Yingkun Jin, George Endel Deckner, Eva Schneiderman
  • Oral Care Compositions Comprising Spherical Fused Silica
    Publication number: 20120219606
    Abstract: An oral care composition comprising fused silica, wherein at least 95% of the fused silica particles are spherical.
    Type: Application
    Filed: May 3, 2012
    Publication date: August 30, 2012
    Inventors: George Endel Deckner, Arif Ali Baig, lain Allan Hughes, Eva Schneiderman, Lawrence Edward Dolan, Michael Jude Leblanc