Patents by Inventor Steven S. Dills

Steven S. Dills 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).

  • Anti-bacterial oral composition containing bis-biguanido hexanes
    Patent number: 5100650
    Abstract: The invention provides an anti-bacterial oral composition such as mouthrinse which includes a bis-biguanido hexane compound such as chlorhexidine and compounds thereof, certain non-ionic surfactants which are poly(oxyethylene)-poly(oxypropylene) block copolymers having an HLB of between 10 and 30 or an ethoxylated hydrogenated caster oil containing from about 10 to 200 moles of added ethylene oxide and sorbitol in high concentrations. The oral composition is found to increase the activity of the bis-biguanido compound from 25% to 150%.
    Type: Grant
    Filed: June 30, 1987
    Date of Patent: March 31, 1992
    Assignee: Warner-Lambert Company
    Inventors: Edward J. Carlin, Anil K. Talwar, Linda T. Principe, Steven S. Dills
  • Anti-plaque compositions comprising a combination of morpholinoamino alcohol and metal salts
    Patent number: 5085850
    Abstract: Compositions having improved anti-plaque and anti-gingivitis activity comprise a synergistic combination of a) a morpholinoamino alcohol or salt thereof, such as 3-(4- propylheptyl)-4-(2-hydroxyethyl) morpholine, and b) a metal salt, such as the salts of divalent zinc, copper and magnesium.
    Type: Grant
    Filed: November 9, 1990
    Date of Patent: February 4, 1992
    Assignee: Warner-Lambert Company
    Inventors: Pauline H. Pan, Steven S. Dills, Donald M. Lynch, Lori D. Kumar
  • Sustained release of active agents from bioadhesive microcapsules
    Patent number: 5077051
    Abstract: Bioadhesives microcapsules capable of sustained release comprise xanthan gum, locust bean gum, a bulking agent and an active agent. The microcapsules are particularly useful for delivering buffering agents to the oral cavity for anticaries purposes.
    Type: Grant
    Filed: April 10, 1990
    Date of Patent: December 31, 1991
    Assignee: Warner-Lambert Company
    Inventors: Andrew R. Gallopo, Steven S. Dills
  • Antiseptic compositions containing hexahydro-5-pyrimidinamine compounds and thymol and methods for preparing same
    Patent number: 4992276
    Abstract: The present invention pertains to oral antiseptic compositions comprising a therapeutically effective amount of a synergistic antiseptic composition comprising an antiseptic hexahydro-5-pyrimidinamine compound and thymol in an oral vehicle or in a pharmaceutically acceptable carrier such as a confectionery bulking agent. The synergistic antiseptic compositions may be utilized in a wide variety of aqueous-based oral antiseptic products and confectionery products. This invention also relates to methods by which these oral antiseptic and confectionery products may be prepared.
    Type: Grant
    Filed: December 14, 1988
    Date of Patent: February 12, 1991
    Assignee: Warner-Lambert Company
    Inventors: Steven S. Dills, Deborah A. Noonan
  • Tablets having improved bioadhesion to mucous membranes
    Patent number: 4915948
    Abstract: A tablet having improved bioadhesion to mucous membranes is disclosed. The tablet comprises effective amounts of a water-soluble biopolymer selected from the group consisting of a xanthan gum, a pectin and mixtures thereof; and a solid polyol having a solubility at room temperature in water greater than about 20 grams of polyol per 100 g of solution. Preferably the biopolymer is xanthan gum and the polyol is a sugar alcohol selected from the group consisting of sorbitol, xylitol, and mixtures thereof.
    Type: Grant
    Filed: August 31, 1987
    Date of Patent: April 10, 1990
    Assignee: Warner-Lambert Company
    Inventors: Andrew R. Gallopo, Steven S. Dills