Patents by Inventor Jeffrey F. Andrews

Jeffrey F. Andrews 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).

  • Nonirritating teat dip and method
    Patent number: 5063249
    Abstract: A nonirritating germicidal animal test dip comprising certain dodecylaminolkylamine derivatives, an emollient and a film-forming ingredient. A method for controlling mastitis in dairy cows is also described.
    Type: Grant
    Filed: October 23, 1989
    Date of Patent: November 5, 1991
    Assignee: Minnesota Mining and Manufacturing Company
    Inventor: Jeffrey F. Andrews
  • Prophylactic treatment of mastitis
    Patent number: 4113854
    Abstract: A method is disclosed for the prophylactic treatment of mastitis in milk-producing animals. The method comprises dipping the teats of the animal into a composition comprising a film-forming polymer latex and a water-soluble polymer thickening agent in an aqueous medium. The composition has a thixotropic value of 15 to 1200 dynes/cm.sup.2 and an upper viscosity limit of 10 poise at a shear rate of 250 sec.sup.-1.
    Type: Grant
    Filed: January 10, 1977
    Date of Patent: September 12, 1978
    Assignee: Minnesota Mining and Manufacturing Company
    Inventors: Jeffrey F. Andrews, Therese A. Mullin, Raymond Senkus