Patents by Inventor Jayanth Rajaiah

Jayanth Rajaiah 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).

  • Publication number: 20030108489
    Abstract: The present invention relates to methods and compositions for reducing, inhibiting, and/or preventing, calculus, tartar, plaque, and/or microbes, in the oral cavity, comprising from about 15% to about 70% of an alkyl vinyl ether maleic copolymer or terpolymer denture adhesive component, an effective amount of a quaternary ammonium antimicrobial agent selected from the group consisting of cetylpyridinium chloride, domiphen bromide, and mixtures thereof, and a non-aqueous vehicle. A denture wearer in need thereof applies the composition to the oral cavity and/or the denture prosthesis and thereafter secures the denture to the oral cavity.
    Type: Application
    Filed: August 14, 2002
    Publication date: June 12, 2003
    Applicant: The Procter & Gamble Company
    Inventors: Jayanth Rajaiah, Kimberly Ann Gilday-Weber, Lisa Catron Ernst, Thinh Nguyen Ha, John E. Barnes, Nivedita Ramji, Ann Maria Kneipp
  • Publication number: 20030099603
    Abstract: A denture cleanser composition comprising polybutene, with a molecular weight of about 300 to about 3000, an effervescence generator and a bleaching agent. Optionally, denture cleanser compositions may further comprise tablet binders, organic peroxyacid bleach precursors, surfactants including a dimethicone copolyol, lipophilic compounds such as flavorants and coolants, chelating agents, and other therapeutic and cosmetic active agents.
    Type: Application
    Filed: September 12, 2002
    Publication date: May 29, 2003
    Inventors: Jayanth Rajaiah, Lisa Catron Ernst, Ann Maria Case, Thinh Nguyen Ha, William Michael Glandorf, Christopher Robert Mayer
  • Publication number: 20030086878
    Abstract: A non-self-supporting denture care composition comprises polybutene with a molecular weight of about 300 to about 3000 and a denture care active. The denture care composition may further comprise a denture care carrier. Kits comprising polybutene, a container and instructions for use or an applicator for applying the composition directly to the denture surface are also disclosed. The polybutene composition of the kits can further comprise a denture care active.
    Type: Application
    Filed: September 12, 2002
    Publication date: May 8, 2003
    Applicant: The Procter & Gamble Company
    Inventors: Jayanth Rajaiah, Lisa Catron Ernst, Ann Maria Case, Thinh Nguyen Ha, William Michael Glandorf, Christopher Robert Mayer
  • Publication number: 20030082113
    Abstract: An oral care composition comprises polybutene with a molecular weight of about 300 to about 3000 and an oral care active. The oral care composition may further comprise an oral care carrier. Kits comprising polybutene, a container and instructions for use or an applicator for applying the composition directly to the tooth surfaces are also disclosed. The polybutene component of the kits can further comprise an oral care active or an oral care carrier.
    Type: Application
    Filed: September 12, 2002
    Publication date: May 1, 2003
    Applicant: The Proctor & Gamble Company
    Inventors: Jayanth Rajaiah, Lisa Catron Ernst, Ann Maria Case, Thinh Nguyen Ha, William Michael Glandorf, Christopher Robert Mayer
  • Publication number: 20030072841
    Abstract: Chewing gum and confection compositions that inhibit the buildup of plaque and other debris on teeth, comprising polybutene with a molecular weight of 300 to about 3000. Upon its release from the gum or confection piece by chewing or dissolving the polybutene forms a protective coating on the hard tissue surfaces of the oral cavity and may, optionally, provide sustained release of a cosmetic and/or therapeutic active ingredient to deliver prolonged therapeutic, prophylactic and/or cosmetic benefits.
    Type: Application
    Filed: February 28, 2002
    Publication date: April 17, 2003
    Applicant: The Procter & Gamble Campany
    Inventors: Jayanth Rajaiah, Lisa Catron Ernst, Ann Maria Case, Thinh Nguyen Ha, William Michael Glandorf, Christopher Robert Mayer
  • Publication number: 20030027887
    Abstract: The present invention relates to a denture adhesive composition comprising mixed salts of an alkyl vinyl ether-maleic acid or anhydride copolymer and/or terpolymer with isobutylene wherein the mixed salt contains a cationic salt function comprising at least about 1% strontium cations, from about 1% to about 40% of zinc cations, from 0% to about 2.5% of a cation selected from the group consisting of iron, boron, aluminum, vanadium, chromium, manganese, nickel, copper, yttrium, titanium, and mixtures thereof; from about 36% to about 60% free acid component; and from 0% to about 65% of a cation selected from the group consisting of magnesium, calcium, and mixtures thereof. In addition, the present invention relates to denture adhesive compositions comprising the above composition and at least one non-adhesive self-supporting layer.
    Type: Application
    Filed: August 14, 2002
    Publication date: February 6, 2003
    Applicant: THE PROCTER & GAMBLE COMPANY
    Inventors: Jayanth Rajaiah, Carole Ann Schumacher, John Roy Whitney, Kimberly Ann Gilday-Weber, Edward Dewey Smith
  • Patent number: 6514484
    Abstract: Systems for delivering cosmetic and therapeutic actives to the oral cavity employ a strip comprising a first layer of material, a second layer comprising polybutene with a molecular weight of about 300 to about 3000, and a cosmetic or therapeutic active included within the second layer. Therapeutic and cosmetic actives in compositions comprising polybutene inhibit or prevent gingivitis, caries, staining, fungi, bacteria and plaque build-up in the oral cavity by means of the delivery system.
    Type: Grant
    Filed: February 28, 2002
    Date of Patent: February 4, 2003
    Assignee: The Procter & Gamble Company
    Inventors: Jayanth Rajaiah, Lisa Catron Ernst, Ann Maria Case, Thinh Nguyen Ha, William Michael Glandorf, Christopher Robert Mayer
  • Patent number: 6509007
    Abstract: An oral care composition comprises polybutene with a molecular weight of about 300 to about 3000 and an oral care active. The oral care composition may further comprise an oral care carrier. Kits comprising polybutene, a container and instructions for use or an applicator for applying the composition directly to the tooth surfaces are also disclosed. The polybutene component of the kits can further comprise an oral care active or an oral care carrier.
    Type: Grant
    Filed: February 28, 2002
    Date of Patent: January 21, 2003
    Assignee: The Procter & Gamble Company
    Inventors: Jayanth Rajaiah, Lisa Catron Ernst, Ann Maria Case, Thinh Nguyen Ha, William Michael Glandorf, Christopher Robert Mayer
  • Patent number: 6500406
    Abstract: A non-self-supporting denture care composition comprises polybutene with a molecular weight of about 300 to about 3000 and a denture care active. The denture care composition may further comprise a denture care carrier. Kits comprising polybutene, a container and instructions for use or an applicator for applying the composition directly to the denture surface are also disclosed. The polybutene composition of the kits can further comprise a denture care active.
    Type: Grant
    Filed: February 28, 2002
    Date of Patent: December 31, 2002
    Assignee: The Procter & Gamble Company
    Inventors: Jayanth Rajaiah, Lisa Catron Ernst, Ann Maria Case, Thinh Nguyen Ha, William Michael Glandorf, Christopher Robert Mayer
  • Publication number: 20020187108
    Abstract: An oral care composition comprises polybutene with a molecular weight of about 300 to about 3000 and an oral care active. The oral care composition may further comprise an oral care carrier. Kits comprising polybutene, a container and instructions for use or an applicator for applying the composition directly to the tooth surfaces are also disclosed. The polybutene component of the kits can further comprise an oral care active or an oral care carrier.
    Type: Application
    Filed: February 28, 2002
    Publication date: December 12, 2002
    Inventors: Jayanth Rajaiah, Lisa Catron Ernst, Ann Maria Case, Thinh Nguyen Ha, William Michael Glandorf, Christopher Robert Mayer
  • Patent number: 6491896
    Abstract: A denture cleanser composition comprising polybutene, with a molecular weight of about 300 to about 3000, an effervescence generator and a bleaching agent. Optionally, denture cleanser compositions may further comprise tablet binders, organic peroxyacid bleach precursors, surfactants including a dimethicone copolyol, lipophilic compounds such as flavorants and coolants, chelating agents, and other therapeutic and cosmetic active agents.
    Type: Grant
    Filed: February 28, 2002
    Date of Patent: December 10, 2002
    Assignee: The Proctor & Gamble Company
    Inventors: Jayanth Rajaiah, Lisa Catron Ernst, Ann Maria Case, Thinh Nguyen Ha, William Michael Glandorf, Christopher Robert Mayer
  • Publication number: 20020176827
    Abstract: Systems for delivering cosmetic and therapeutic actives to the oral cavity employ a strip comprising a first layer of material, a second layer comprising polybutene with a molecular weight of about 300 to about 3000, and a cosmetic or therapeutic active included within the second layer. Therapeutic and cosmetic actives in compositions comprising polybutene inhibit or prevent gingivitis, caries, staining, fungi, bacteria and plaque build-up in the oral cavity by means of the delivery system.
    Type: Application
    Filed: February 28, 2002
    Publication date: November 28, 2002
    Applicant: The Procter & Gamble Company
    Inventors: Jayanth Rajaiah, Lisa Catron Ernst, Ann Maria Case, Thinh Nguyen Ha, William Michael Glandorf, Christopher Robert Mayer
  • Patent number: 6475497
    Abstract: The present invention relates to a non-aqueous denture adhesive composition comprising a safe and effective adhesive amount of a denture adhesive; a safe and effective amount of an anticalculus agent; and a non-aqueous denture adhesive carrier; wherein the anticalculus agent is a material effective in reducing calcium phosphate mineral deposition related to calculus formation. The present invention further relates to a method of delivering an anticalculus agent to the oral cavity and teeth, by applying the above composition to dentures, directly to the oral cavity, or applying it to both, and thereafter securing the dentures to the oral cavity.
    Type: Grant
    Filed: November 20, 2000
    Date of Patent: November 5, 2002
    Assignee: The Procter & Gamble Company
    Inventors: Jayanth Rajaiah, Kimberly Ann Gilday-Weber, Lisa Catron Ernst
  • Patent number: 6475498
    Abstract: The present invention relates to a method of reducing, controlling, inhibiting, preventing, protecting against, or minimizing calculus, tartar, plaque, or stain, in the oral cavity, by applying a denture adhesive composition to the oral cavity, the denture adhesive composition comprising: (a) a safe and effective adhesive amount of a denture adhesive component; and (b) a safe and effective amount of a non-aqueous denture adhesive carrier.
    Type: Grant
    Filed: November 20, 2000
    Date of Patent: November 5, 2002
    Assignee: The Procter & Gamble Company
    Inventors: Jayanth Rajaiah, Kimberly Ann Gilday-Weber, Lisa Catron Ernst, Larry Gregory Martin, Marjorie Samuel Becus, Timothy Sadley Owens, Ann Maria Case
  • Patent number: 6355706
    Abstract: The present invention relates to a denture adhesive composition comprising mixed salts of an alkyl vinyl ether-maleic acid copolymer wherein the mixed salt contains a cationic salt function comprising from about 5% to about 50% zinc cations; from 0% to about 2.5% of a cation selected from the group consisting of iron, boron, aluminum, vanadium, chromium, manganese, nickel, copper, yttrium, titanium, and mixtures thereof; from about 30% to about 60% free acid component; an effective adhesive amount of magnesium cations; and an effective adhesive amount of a cation selected from the group consisting of calcium, strontium, and mixtures thereof; wherein the total level of magnesium, calcium and strontium is from about 5% to about 65%. In addition the present invention relates to denture adhesive compositions comprising the above composition and at least one non-adhesive self-supporting layer.
    Type: Grant
    Filed: March 29, 2000
    Date of Patent: March 12, 2002
    Assignee: The Procter & Gamble Company
    Inventors: Jayanth Rajaiah, Carole Ann Schumacher, John Roy Whitney, Kimberly Ann Gilday-Weber, Lisa Catron Ernst
  • Patent number: 6069188
    Abstract: This invention relates to a denture adhesive composition comprising a lower alkyl vinyl ether-maleic acid, anhydride, or salt polymer or mixtures thereof, one or more metallic salts, nonionically associated with the lower alkyl vinyl ether-maleic acid, anhydride, or salt polymer, and at least one non-adhesive self-supporting layer. This invention may also comprise other adhesive components.
    Type: Grant
    Filed: July 8, 1996
    Date of Patent: May 30, 2000
    Assignee: The Procter & Gamble Company
    Inventors: Jayanth Rajaiah, Kimberly Ann Gilday-Weber
  • Patent number: 5880172
    Abstract: The present invention relates to a denture adhesive composition comprising a lower alkyl vinyl ether-maleic acid, anhydride, or salt polymer or mixtures thereof, and at least one non-adhesive self-supporting layer. The present invention also relates to a denture adhesive composition comprising at least one non-adhesive self-supporting layer and at least two adhesive components wherein one of the adhesive components is a lower alkyl vinyl ether-maleic acid, anhydride or salt polymer of mixtures thereof.
    Type: Grant
    Filed: October 25, 1996
    Date of Patent: March 9, 1999
    Assignee: The Procter & Gamble Company
    Inventors: Jayanth Rajaiah, David Alan Nichols, Kimberly Ann Gilday-Weber
  • Patent number: 5877233
    Abstract: Disclosed is a denture adhesive composition comprising at least one non-adhesive self-supporting layer; and a partial salt of a lower alkyl vinyl ether-maleic acid copolymer wherein the partial salt comprises a cationic salt function consisting essentially of: from about 0.01% to about 10% of ferric iron cations; and from about 0.1% to about 75% of divalent and/or monovalent metal cations selected from the group consisting of zinc, calcium, magnesium, potassium, sodium, ammonium, and mixtures thereof.
    Type: Grant
    Filed: March 27, 1997
    Date of Patent: March 2, 1999
    Assignee: The Proctor & Gamble Company
    Inventors: Nong Liang, Jayanth Rajaiah, Kimberly Ann Gilday-Weber
  • Patent number: 5872161
    Abstract: Disclosed is a denture adhesive composition comprising a partial salt of a lower alkyl vinyl ether-maleic acid copolymer wherein the partial salt comprises a cationic salt function consisting essentially of: from about 0.01% to about 10% of ferric iron cations; and from about 0.1% to about 75% of divalent and/or monovalent metal cations selected from the group consisting of zinc, calcium, magnesium, potassium, sodium, ammonium, and mixtures thereof.
    Type: Grant
    Filed: March 27, 1997
    Date of Patent: February 16, 1999
    Assignee: The Procter & Gamble Company
    Inventors: Nong Liang, Jayanth Rajaiah
  • Patent number: 5872160
    Abstract: Disclosed is a denture adhesive composition comprising at least one non-adhesive self-supporting layer; and a partial salt of a lower alkyl vinyl ether-maleic acid copolymer, the partial salt copolymer comprising carboxyl groups, of which from about 50% to about 95% are neutralized by one or more metal cations; wherein the partial salt copolymer is covalently crosslinked with an organic crosslinker and wherein the molar ratio of organic crosslinker to carboxyl groups, prior to neutralization by the metal cations, is from about 0.1% to about 30%.
    Type: Grant
    Filed: March 27, 1997
    Date of Patent: February 16, 1999
    Assignee: The Procter &Gamble Company
    Inventors: Nong Liang, Jayanth Rajaiah, Kimberly Ann Gilday-Weber