Patents by Inventor John F. Kennoy

John F. Kennoy 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).

  • Preparation of alkanesulfonamides
    Patent number: 5166431
    Abstract: A method for the preparation of alkanesulfonamides in high purity and high yield using solvents selected from C.sub.3 to C.sub.8 cyclic ethers or mixtures thereof is disclosed. The final products have use as synthetic intermediates for the manufacture of useful final products.
    Type: Grant
    Filed: June 20, 1991
    Date of Patent: November 24, 1992
    Assignee: Elf Atochem North America, Inc.
    Inventors: Stanley R. Sandler, James S. Perilli, John F. Kennoy
  • Method for dewaxing oil and gas pipelines or wells
    Patent number: 5053149
    Abstract: A process for dissolving wax, paraffin and/or sulfur deposits in an oil or gas pipeline or well comprises providing at the site of the deposit an acid and a compound which liberates carbon disulfide upon contact with the acid, whereby the deposit is dissolved by the liberated carbon disulfide.
    Type: Grant
    Filed: March 30, 1990
    Date of Patent: October 1, 1991
    Assignee: Atochem North America, Inc.
    Inventors: Paul J. McElligott, Jr., Stanley R. Sandler, John F. Kennoy, William J. Tuszynski
  • Preparation of alkanesulfonamides
    Patent number: 4970339
    Abstract: A method for the preparation of alkanesulfonamides in high purity and high yield using solvents selected from C.sub.4 to C.sub.8 cyclic ethers or mixtures thereof is disclosed. The final products have use as synthetic intermediates for the manufacture of useful final products.
    Type: Grant
    Filed: November 30, 1988
    Date of Patent: November 13, 1990
    Assignee: Atochem North America, Inc.
    Inventors: Stanley R. Sandler, James S. Perilli, John F. Kennoy