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: 20090181071
    Abstract: An oral care delivery system comprises a flexible substrate with a first side and a second side, with at least one oral care composition that is disposed adjacent the first side of the substrate, and at least one delivery layer that is disposed adjacent the second side of the substrate. A first delivery layer comprises a microcrystalline wax having a melting point between about 70 and about 95 degrees Celsius. The delivery system is applied to the surfaces of a plurality of teeth.
    Type: Application
    Filed: January 9, 2009
    Publication date: July 16, 2009
    Inventors: Samuel James St. John, Jayanth Rajaiah
  • Publication number: 20070185233
    Abstract: The present invention relates to a denture adhesive article comprising a safe and effective adhesive amount of a denture adhesive component and a safe and effective amount of a water insoluble component selected from the group consisting of a water insoluble liquid component, a water insoluble thermoplastic component, and mixtures thereof; wherein the article is bioerodible.
    Type: Application
    Filed: October 31, 2006
    Publication date: August 9, 2007
    Inventors: Jayanth Rajaiah, Elizabeth Anne Wilder, Douglas Craig Scott, Judy Guo
  • Publication number: 20070185235
    Abstract: The present invention relates to denture adhesive compositions comprising a safe and effective adhesive amount of a denture adhesive component; a safe and effective amount of a component selected from the group consisting of a water insoluble thermoplastic component, a water insoluble liquid component, water-soluble thermoplastic component, water-soluble liquid component, and mixtures thereof; wherein the composition comprises a normalized dislodgement force of from about 1100 to about 12,000 grams per sq.cm. and/or a dislodgement force ratio from about 1.1 to about 10.
    Type: Application
    Filed: October 31, 2006
    Publication date: August 9, 2007
    Inventors: Jayanth Rajaiah, Mark Hamersky, Steve Smith, Robert Leonard
  • Publication number: 20070185237
    Abstract: The present invention relates to a denture adhesive article comprising a safe and effective adhesive amount of a denture adhesive component, a safe and effective amount of a component selected from the group consisting of a water insoluble component, a thermoplastic component, and mixtures thereof, wherein the article has dry tack properties.
    Type: Application
    Filed: October 31, 2006
    Publication date: August 9, 2007
    Inventors: Jayanth Rajaiah, Barbara Cappel, Mark Hamersky, Franco Medeiros, Anand Venkitaraman
  • Publication number: 20070185234
    Abstract: The present invention relates to a denture adhesive article comprising: a) a safe and effective adhesive amount of a water soluble denture adhesive component; b) a safe and effective amount of a component selected from the group consisting of a water soluble plasticizer, a water soluble carrier, and mixtures thereof; wherein the article is bioerodible; and wherein the article has dry tack.
    Type: Application
    Filed: October 31, 2006
    Publication date: August 9, 2007
    Inventors: Jayanth Rajaiah, Elizabeth Wilder, Mark Hamersky, Steven Smith, Douglas Scott
  • Publication number: 20070185232
    Abstract: The present invention relates to a denture adhesive article comprising: a) a safe and effective adhesive amount of a homogeneous, bioerodible mixture of a denture adhesive component and a safe and effective amount of a water insoluble (e.g. thermoplastic) component; and b) at least one non-adhesive self supporting substrate.
    Type: Application
    Filed: October 31, 2006
    Publication date: August 9, 2007
    Inventors: Jayanth Rajaiah, Barbara Cappel, Robert Culbertson, Luisa Cerda, Robert Leonard
  • Publication number: 20070185236
    Abstract: The present invention relates to denture adhesive composition that can be dispensed from a tube, syringe and/or a pump comprising a safe and effective adhesive amount of a denture adhesive component; and a safe and effective amount of a water insoluble component selected from the group consisting of a water insoluble thermoplastic component, a water insoluble liquid component, and mixtures thereof; wherein the composition comprises a normalized ooze amount of about 0.001% to about 40%, or a ooze ratio from about 0.001 to about 0.7.
    Type: Application
    Filed: October 31, 2006
    Publication date: August 9, 2007
    Inventors: Jayanth Rajaiah, Mark Hamersky, Robert Leonard, Steven Smith
  • Publication number: 20070134622
    Abstract: A denture adhesive delivery system comprising a primary packaging material which encloses and retains the denture adhesive article and further comprises a means for decreasing the denture adhesive article from sticking to the primary packaging material which can be selected from including a liner, coating one or more of the components of the delivery system with a non-stick coating, and/or minimizing the contact area between the components of the denture adhesive delivery system.
    Type: Application
    Filed: October 31, 2006
    Publication date: June 14, 2007
    Inventors: Jayanth Rajaiah, Franco Medeiros, Ping Wang, Eric Bochmer
  • Publication number: 20070129460
    Abstract: The present invention relates to a denture adhesive article comprising a safe and effective adhesive amount of a denture adhesive component, wherein the denture adhesive article is a sheet that has a concave shape.
    Type: Application
    Filed: October 31, 2006
    Publication date: June 7, 2007
    Inventors: Jayanth Rajaiah, Barbara Cappel, Luisa Cerda, Judy Guo
  • Patent number: 7008976
    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: Grant
    Filed: August 14, 2002
    Date of Patent: March 7, 2006
    Assignee: The Procter & Gamble Company
    Inventors: Jayanth Rajaiah, Carole Ann Schumacher, John Roy Whitney, Kimberly Ann Gilday-Weber, Edward Dewey Smith, III
  • Publication number: 20050192376
    Abstract: A denture care kit may comprise a denture adhesive composition, a container, and information for use. The denture adhesive composition may comprise a safe and effective adhesive amount of a denture adhesive component, wherein the denture adhesive composition may have a viscosity of from about 5 to about 80 Brookfield. The container may be used for holding and dispensing the denture adhesive composition. The container may comprise a nozzle. The nozzle may have a tip diameter of from about 80 mils to about 120 mils, and a length from about 10 mm to about 25 mm. Information for use for decreasing food entrapment may be used to instruct the denture wearer to apply the denture adhesive composition as a continuous peripheral bead along at least one of the back quarter portion, the back half portion, the back three-quarters portion, the front quarter portion, the front half portion, the front three-quarters portion, or the entire periphery of an upper and/or lower denture.
    Type: Application
    Filed: February 26, 2004
    Publication date: September 1, 2005
    Inventors: Thinh Ha, Barbra Cappel, Jayanth Rajaiah, Tao He
  • Patent number: 6905672
    Abstract: The present invention relates to compositions comprising: (a) from about 15% to about 70% by weight of the composition of a denture adhesive component; (b) a safe and effective amount of a colorant selected from the group consisting of xanthene dyes, fluorescein dyes, free acids and salts thereof, and mixtures thereof; and (c) a safe and effective amount of a non-aqueous denture adhesive carrier. The present invention further relates to a method of reducing, inhibiting and/or preventing, calculus, tartar, plaque, stain, and/or microbes in the oral cavity, by applying the above denture adhesive composition to the oral cavity of a denture wearer in need thereof. The present invention further relates to a method of providing improved antimicrobial effects in the oral cavity by applying the above denture adhesive composition to the oral cavity of a denture wearer in need thereof.
    Type: Grant
    Filed: August 14, 2002
    Date of Patent: June 14, 2005
    Assignee: The Procter & Gamble Company
    Inventors: Jayanth Rajaiah, Kimberly Ann Gilday-Weber, Lisa Catron Ernst, Timothy Sadley Owens, John E. Barnes, Nivedita Ramji
  • Patent number: 6905673
    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: September 12, 2002
    Date of Patent: June 14, 2005
    Assignee: The Procter & Gamble Co
    Inventors: Jayanth Rajaiah, Lisa Catron Ernst, Ann Maria Case, Thinh Nguyen Ha, William Michael Glandorf, Christopher Robert Mayer
  • Publication number: 20040166068
    Abstract: The present invention relates to a denture adhesive composition comprising a safe and effective adhesive amount of denture adhesive component; a safe and effective amount of an antiplaque/antistain agent selected from the group consisting of dimethicone copolyol, silicone surfactant, aminoalkylsilicone, organosiloxane resin, and mixtures thereof; and a non-aqueous denture adhesive carrier. The present invention further relates to a method of increasing the antiplaque, antistain, and/or antideposition efficacy or effect in the oral cavity of a denture wearer, in need thereof, by applying the above composition to the oral cavity.
    Type: Application
    Filed: February 20, 2003
    Publication date: August 26, 2004
    Applicant: The Procter & Gamble Company
    Inventors: Jayanth Rajaiah, Mark Ieuan Edwards, Ann Maria Kneipp, Jeanine Leslie Winston
  • Patent number: 6719995
    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: December 18, 2002
    Date of Patent: April 13, 2004
    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: 6706781
    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: Grant
    Filed: August 14, 2002
    Date of Patent: March 16, 2004
    Assignee: 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
  • Patent number: 6677391
    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: January 13, 2004
    Assignee: The Procter & Gamble Company
    Inventors: Jayanth Rajaiah, Kimberly Ann Gilday-Weber, Lisa Catron Ernst, William Michael Glandorf, Donald James White, Jr.
  • Patent number: 6617374
    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 22.5% calcium cations, from about 15% to about 25% of zinc cations, of the total initial carboxyl groups reacted, the mixed salt containing from about 36% to about 50% free acid component. In addition the present invention relates to denture adhesive compositions comprising the above composition and at least one non-adhesive self-supporting layer. The present invention further relates to a method of increasing the adhesion of dentures to the oral cavity by applying the above compositions to dentures, directly to the oral cavity, palate or ridge of the oral cavity, or applying it to both, and thereafter securing the denture to the ridge or palate of the oral cavity.
    Type: Grant
    Filed: September 2, 1999
    Date of Patent: September 9, 2003
    Assignee: The Procter & Gamble Company
    Inventors: Jayanth Rajaiah, Carole Ann Schumacher, John Roy Whitney, Kimberly Ann Gilday-Weber, Robert Hargitt Culbertson
  • Publication number: 20030113276
    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: December 18, 2002
    Publication date: June 19, 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: 20030108488
    Abstract: The present invention relates to compositions comprising: (a) from about 15% to about 70% by weight of the composition of a denture adhesive component; (b) a safe and effective amount of a colorant selected from the group consisting of xanthene dyes, fluorescein dyes, free acids and salts thereof, and mixtures thereof; and (c) a safe and effective amount of a non-aqueous denture adhesive carrier. The present invention further relates to a method of reducing, inhibiting and/or preventing, calculus, tartar, plaque, stain, and/or microbes in the oral cavity, by applying the above denture adhesive composition to the oral cavity of a denture wearer in need thereof. The present invention further relates to a method of providing improved antimicrobial effects in the oral cavity by applying the above denture adhesive composition to the oral cavity of a denture wearer in need thereof.
    Type: Application
    Filed: August 14, 2002
    Publication date: June 12, 2003
    Inventors: Jayanth Rajaiah, Kimberly Ann Gilday-Weber, Lisa Catron Ernst, Timothy Sadley Owens, John E. Barnes, Nivedita Ramji