Patents by Inventor Walter Hacke

Walter Hacke 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).

  • Injectable oxytetracycline compositions
    Patent number: 4399127
    Abstract: Increased antibiotic content of oxytetracycline injectable compositions containing glycerol formal as the solvent is achieved by utilization of particular magnesium compounds, viz., magnesium oxide, magnesium hydroxide, magnesium carbonate, magnesium acetate and magnesium chloride. Magnesium chloride is utilized with oxytetracycline base only.
    Type: Grant
    Filed: September 8, 1981
    Date of Patent: August 16, 1983
    Assignee: Diamond Shamrock Corporation
    Inventors: Walter Hacke, Herman Horn
  • Injectable oxytetracycline compositions
    Patent number: 4386083
    Abstract: Increased content of oxytetracycline injectable compositions containing glycerol formal as the solvent is achieved by utilization of particular magnesium compounds, viz., magnesium acetate and magnesium chloride. Magnesium chloride is utilized with oxytetracycline base only.
    Type: Grant
    Filed: September 17, 1981
    Date of Patent: May 31, 1983
    Inventors: Walter Hacke, Herman Horn
  • 2-[2-(5-Nitro-2-furyl)vinyl]-4-(anilino)quinazolines as growth promotants and feed efficiency enhancing agents
    Patent number: 3974277
    Abstract: 2-[2(5-Nitro-2-furyl)vinyl]-4-(anilino)quinazolines and 2-[2-(5-nitro-2-furyl)vinyl]-4-(hydroxyanilino)quinazolines are prepared and used as pesticides and animal growth promotants. These quinazolines also improve the feed efficiency of animals.
    Type: Grant
    Filed: April 23, 1975
    Date of Patent: August 10, 1976
    Assignee: Diamond Shamrock Corporation
    Inventors: Herman Horn, Sheldon B. Greenbaum, Charles M. Ely, Walter Hacke, David A. Olle
  • 2-[2-(5-Nitro-2-furyl)vinyl]-4-(phydroxyanilino)quinazoline as a bactericide
    Patent number: 3973021
    Abstract: 2-[2-(Nitro-2-furyl)vinyl]-4-(anilino)quinazolines and 2-[2-(5-nitro-2-furyl)vinyl]-4-(hydroxyanilino)quinazolines are prepared and used as pesticides and animal growth promotants. These quinazolines also improve the feed efficiency of animals.
    Type: Grant
    Filed: April 14, 1975
    Date of Patent: August 3, 1976
    Assignee: Diamond Shamrock Corporation
    Inventors: Herman Horn, Sheldon B. Greenbaum, Charles M. Ely, Walter Hacke, David A. Olle
  • 2-[2-(5-Nitro-2-furyl)vinyl]-4-(anilino)quinazolines
    Patent number: 3970648
    Abstract: 2-[2-(5-Nitro-2-furyl)vinyl]-4-(anilino)quinazolines and 2-[2-(5-nitro-2-furyl)vinyl]-4-(hydroxyanilino)quinazolines are prepared and used as pesticides and animal growth promotants. These quinazolines also improve the feed efficiency of animals.
    Type: Grant
    Filed: September 6, 1974
    Date of Patent: July 20, 1976
    Assignee: Diamond Shamrock Corporation
    Inventors: Herman Horn, Sheldon B. Greenbaum, Charles M. Ely, Walter Hacke, David A. Olle