Patents by Inventor Lowell Zeleznick

Lowell Zeleznick 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).

  • Hydrogen peroxide-containing gels and contact lens disinfecting using same
    Patent number: 5260021
    Abstract: An antimicrobial composition in the form of a gel is effective to disinfect contact lenses. In one embodiment, the antimicrobial composition comprises: water; hydrogen peroxide in an amount effective to disinfect a contact lens contacted with the antimicrobial composition; and a gelling component in an amount effective to maintain the antimicrobial composition as a gel.
    Type: Grant
    Filed: June 29, 1992
    Date of Patent: November 9, 1993
    Assignee: Allergan, Inc.
    Inventor: Lowell Zeleznick
  • Stabilized sulfite-free catecholamine compositions
    Patent number: 5002973
    Abstract: Novel catecholamine solutions for physiological uses are provided at a pH in the range of 1.0-5.0, comprising catecholamine, acetylcysteine, chelating agent and buffering agents. The compositions are stabilized from oxidation without the use of sulfites and are preferably administered by inhalation.
    Type: Grant
    Filed: October 23, 1989
    Date of Patent: March 26, 1991
    Assignee: Dey Laboratories, Inc.
    Inventors: Lowell Zeleznick, Allan M. Raff