Patents Examined by Durkin, II Jeremiah F.
  • Coating compositions containing unreacted hexavalent chromium, a method of applying and an article
    Patent number: 4975330
    Abstract: A coating composition for providing a part with improved salt spray resistance, which includes undissolved solid hexavalent chromate in an aqueous acid solution which is the reaction product of phosphate ions with ions of the group consisting of chromate or molybdate ions, and their coatings and coated parts.
    Type: Grant
    Filed: May 23, 1989
    Date of Patent: December 4, 1990
    Assignee: Sermatech International, Inc.
    Inventor: Mark F. Mosser