Patents by Inventor Sheldon Philip Verrett

Sheldon Philip Verrett 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).

  • Block detergent containing nitrilotriacetic acid
    Patent number: 5665694
    Abstract: A solid, block detergent containing an alkali metal salt of nitrilotriacetic acid, an acid, alkali metal containing hydroxides and silicates, and alkali metal containing carbonates and sulfates is taught. A process for producing the block detergent is also taught.
    Type: Grant
    Filed: March 7, 1995
    Date of Patent: September 9, 1997
    Assignee: Monsanto Company
    Inventors: Thomas Whitner Backes, Sean Douglas Dingman, Sheldon Philip Verrett