Patents by Inventor Fernando Perna

Fernando Perna 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).

  • Alcohol-free mouthwash
    Patent number: 9192565
    Abstract: The invention provides ethanol-free liquid oral care compositions comprising cetyl pyridinium chloride which do not have an unacceptably bitter taste, e.g. mouthwashes, toothpastes, throat sprays, and breath sprays that are substantially free of ethanol, e.g., comprising (i) an antimicrobially effective amount of cetyl pyridinium chloride (CPC), (ii) one or more flavoring oils which are substantially insoluble in water at room temperature, and (iii) water, wherein the ratio of the CPC to the one or more flavoring oils is from 1:1.5 to 1:2.5, as well as methods of making and using the same.
    Type: Grant
    Filed: November 9, 2011
    Date of Patent: November 24, 2015
    Assignee: Colgate-Palmolive Company
    Inventors: Robert Vogt, Karsten Kohrs, Evangelia S. Arvanitidou, Fernando Perna
  • Elastomeric dental floss
    Patent number: 8863762
    Abstract: A composition comprising a melted blend of polypropylene and an elastomeric block copolymer, and a plasticizer useful as an oral cleaning device. The elastomeric composition may be used as a dental floss.
    Type: Grant
    Filed: November 5, 2010
    Date of Patent: October 21, 2014
    Assignee: Colgate-Palmolive Company
    Inventors: José Eder Fontana, Edilberto Lemos, Fernando Perna, Paulo Focassio
  • ALCOHOL-FREE MOUTHWASH
    Publication number: 20140286880
    Abstract: The invention provides ethanol-free liquid oral care compositions comprising cetyl pyridinium chloride which do not have an unacceptably bitter taste, e.g. mouthwashes, toothpastes, throat sprays, and breath sprays that are substantially free of ethanol, e.g., comprising (i) an antimicrobially effective amount of cetyl pyridinium chloride (CPC), (ii) one or more flavoring oils which are substantially insoluble in water at room temperature, and (iii) water, wherein the ratio of the CPC to the one or more flavoring oils is from 1:1.5 to 1:2.5, as well as methods of making and using the same.
    Type: Application
    Filed: November 9, 2011
    Publication date: September 25, 2014
    Applicant: COLGATE-PALMOLIVE COMPANY
    Inventors: Robert Vogt, Karsten Kohrs, Evangelia S. Arvanitidou, Fernando Perna
  • ELASTOMERIC DENTAL FLOSS
    Publication number: 20120222698
    Abstract: A composition comprising a melted blend of polypropylene and an elastomeric block copolymer, and a plasticizer useful as an oral cleaning device. The elastomeric composition may be used as a dental floss.
    Type: Application
    Filed: November 5, 2010
    Publication date: September 6, 2012
    Applicant: Colgate-Palmolive Company
    Inventors: José Eder Fontana, Edilberto Lemos, Fernando Perna, Paulo Focassio