Patents by Inventor Jack A. Corbett

Jack A. Corbett 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).

  • Coated temporary dental crowns
    Patent number: 4722689
    Abstract: A coated metallic dental crown and orthodontic appliances which are coated with a thin layer tooth-colored polymer which resembles the normal tooth. The appearance of temporary dental crowns and orthodontic appliances is metallic and the coated crowns and appliance blend with the teeth to give a more pleasing appearance in the mouth.
    Type: Grant
    Filed: December 20, 1985
    Date of Patent: February 2, 1988
    Inventor: Jack A. Corbett