Patents by Inventor David W. Proud

David W. Proud 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).

  • Method and composition for cleaning and disinfecting contact lenses
    Publication number: 20030125221
    Abstract: Contact lenses are simultaneously cleaned and disinfected by contacting the lenses with an aqueous system containing an antimicrobial agent and a proteolytic enzyme for a period sufficient to clean and disinfect the lenses. The aqueous solutions have suitable osmotic values which do not substantially inhibit the activity of the antimicrobial agent.
    Type: Application
    Filed: November 5, 2002
    Publication date: July 3, 2003
    Applicant: Bausch & Lomb Incorporated
    Inventors: Mary F. Mowrey-McKee, David W. Proud, George E. Minno
  • Method for cleaning and disinfecting contact lenses
    Patent number: 5096607
    Abstract: Contact lenses are simultaneously cleaned and disinfected by contacting the lenses with an aqueous system containing an antimicrobial agent and a proteolytic enzyme for a period sufficient to clean and disinfect the lenses. The aqueous solutions have suitable osmotic values which do not substantially inhibit the activity of the antimicrobial agent.
    Type: Grant
    Filed: April 27, 1990
    Date of Patent: March 17, 1992
    Assignee: Bausch & Lomb Incorporated
    Inventors: Mary F. Mowrey-McKee, David W. Proud, George E. Minno