Patents by Inventor Stanley M. Cowan

Stanley M. Cowan 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).

  • Glutaraldehyde sterilizing compositions
    Patent number: 4208404
    Abstract: Aqueous solutions of glutaraldehyde of acid pH value contain dissolved quantities of certain highly ionized salts and have the ability to kill dormant spores at room temperature.
    Type: Grant
    Filed: October 23, 1978
    Date of Patent: June 17, 1980
    Inventor: Stanley M. Cowan