Patents by Inventor Robert J. I. Eubanks

Robert J. I. Eubanks 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).

  • Processes for preparing substituted 4-hydroxymethyl-1-phenyl-3-pyrazolidinone
    Patent number: 4835285
    Abstract: A process for preparing a substituted 4-hydroxymethyl-1-phenyl-3-pyrazolidinone of the formula ##STR1## wherein R.sup.1 is alkyl and R.sup.2 is selected from the group consisting of halogen, alkoxy, nitro, alkyl, and aryl, comprising reacting a cyclic sulfite of the formula ##STR2## wherein R.sup.1 is as described above and X is halide, with an aromatic hydrazine of the formula ##STR3## wherein R.sup.2 is as described above, in the presence of a basic catalyst and a solvent.
    Type: Grant
    Filed: March 7, 1988
    Date of Patent: May 30, 1989
    Assignee: Eastman Kodak Company
    Inventors: Robert J. I. Eubanks, Larry K. Johnson
  • Process for the preparation of organic nitriles from organic carboxylic acid primary amides
    Patent number: 4605521
    Abstract: This invention relates to a process for the preparation of organic nitriles. More particularly, the invention relates to a process for the preparation of organic nitriles by reacting organic carboxylic acid primary amides with a dehydrating agent in the presence of a catalytic amount of a particular quaternary ammonium salt.
    Type: Grant
    Filed: March 29, 1985
    Date of Patent: August 12, 1986
    Assignee: Eastman Kodak Company
    Inventors: Robert J. I. Eubanks, James G. Pacifici
  • Process for the preparation of ether-containing chlorides
    Patent number: 4605784
    Abstract: Disclosed is a process for the preparation of ether-containing chlorides by reacting an ether-alcohol, ether-glycol or ether-polyglycol with a chlorinating agent such as thionyl chloride in the presence of a catalytic amount of a quaternary ammonium salt, the reaction being conducted at a temperature of about 25.degree. C. to about 90.degree. C.
    Type: Grant
    Filed: July 18, 1985
    Date of Patent: August 12, 1986
    Assignee: Eastman Kodak Company
    Inventors: Robert J. I. Eubanks, James G. Pacifici