Patents by Inventor Konstantinos M. Lahanas

Konstantinos M. Lahanas 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).

  • Clear cosmetic sticks and process for its preparation
    Patent number: 5750125
    Abstract: The present invention relates to compositions that are stable, solid, and clear and suitable for topical application to human skin and to methods for preparing and using such compositions. The compositions of the invention comprise dibenzyl monosorbitol acetal (DBMSA) and a refractory material having a refractive index of between about 1.50 and about 1.65.
    Type: Grant
    Filed: June 19, 1996
    Date of Patent: May 12, 1998
    Assignee: Estee Lauder, Inc.
    Inventors: Konstantinos M. Lahanas, Daniela Toma, Andrew J. Bevacqua, Gheorghe Cioca
  • Skin tanning compositions and method
    Patent number: 5705145
    Abstract: Disclosed are cosmetic compositions for providing an artificial tan to skin which comprise dihydroxyacetone and an azole in a cosmetically or pharmaceutically acceptable carrier. Also disclosed is a method for providing an artificial tan to skin which comprises applying dihydroxyacetone and an azole to the skin.
    Type: Grant
    Filed: August 21, 1996
    Date of Patent: January 6, 1998
    Assignee: E-L Management Corp.
    Inventors: Saul Miklean, Konstantinos M. Lahanas, Nicolae Vrabie, Edward Pelle, Andrew J. Bevacqua
  • Solid lipophilic composition and process for its preparation
    Patent number: 5610199
    Abstract: The present invention relates to solid lipophilic compositions suitable for topical application to human skin and to methods for preparing and using such compositions. The solid lipophilic compositions of the invention comprise dibenzyl monosorbitol acetal (DBMSA), lipophilic materials and one or more cosmetic materials.
    Type: Grant
    Filed: December 29, 1994
    Date of Patent: March 11, 1997
    Assignee: Estee Lauder Inc.
    Inventors: Isaac D. Cohen, Andrew J. Bevacqua, Daniela Toma, Konstantinos M. Lahanas
  • Method of preparing a multiphase composition
    Patent number: 5304334
    Abstract: The instant invention relates to methods of preparing and stabilizing complex multiphase compositions that include distinct phases of water, gel, liquid crystal or oil and perfluoropolyether dispersed in a continuous phase of a silicone fluid.
    Type: Grant
    Filed: April 28, 1992
    Date of Patent: April 19, 1994
    Assignee: Estee Lauder, Inc.
    Inventors: Konstantinos M. Lahanas, Tracy N. Keeler, Andrew J. Bevacqua, George Cioca