Patents by Inventor Robert D. Muir

Robert D. Muir 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).

  • Use of metronidazole in oil recovery
    Patent number: 4395341
    Abstract: The invention relates to the use of metronidazole as an improved bactericidal agent in flooding waters used in oil recovery operations.
    Type: Grant
    Filed: September 8, 1981
    Date of Patent: July 26, 1983
    Assignee: G. D. Searle & Co.
    Inventor: Robert D. Muir
  • String culture inoculum
    Patent number: 4021305
    Abstract: The present invention is concerned with a string culture inoculum comprising a string having stabilized cells of one of______________________________________ Salmonella typhimurium ATCC 6994 Klebsiella pneumoniae ATCC 10031 Enterobacter cloacae ATCC 11367 Escherichia coli ATCC 25922 Citrobacter freundii ATCC 6750 Proteus vulgaris ATCC 881 Pseudomonas aeruginosa ATCC 15442 Shigella sonnei ATCC 11060 Serratia marcescens ATCC 14756 Staphylococcus aureus ATCC 25923 Staphylococcus epidermidis ATCC 17917 Streptococcus faicalis ATCC 10541 Streptococcus pyogenes ATCC 12202 ______________________________________dispersed throughout, said string culture inoculum having a sufficient number of stabilized cells adhered thereto to produce at least 10.sup.5 cells per milliliter upon incubation in 3 milliliters of suitable broth at 37.degree. C. for 2 hours.
    Type: Grant
    Filed: May 19, 1976
    Date of Patent: May 3, 1977
    Assignee: G. D. Searle & Co.
    Inventors: Robert D. Muir, Vijay K. Sangar