Patents by Inventor James M. Caidis

James M. Caidis 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).

  • Corrosion inhibiting concrete composition
    Patent number: 4285733
    Abstract: This invention is directed to a concrete which is capable of inhibiting corrosion of metal pieces contained therein or in contact therewith comprising a high strength concrete formed from hydraulic cement and containing at least about 2 percent Ca(NO.sub.2).sub.2 therein.
    Type: Grant
    Filed: February 22, 1980
    Date of Patent: August 25, 1981
    Assignee: W. R. Grace & Co.
    Inventors: Arnold M. Rosenberg, James M. Caidis