Patents by Inventor Leonard Teitell

Leonard Teitell 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).

  • Wood preservative compositions
    Patent number: 4013474
    Abstract: Wood preservative, moisture-repellent and decay resistant compositions coising pentachlorophenol and gamma-Aminopropyltriethoxysilane dissolved in major proportions of 2-butoxyethanol with a trace of water; and sodium pentachlorophenate with said silane in the presence of approximately equal proportions of water and 2-butoxyethanol.
    Type: Grant
    Filed: May 6, 1975
    Date of Patent: March 22, 1977
    Assignee: The United States of America as represented by the Secretary of the Army
    Inventors: Leonard Teitell, Sidney H. Ross