Patents by Inventor Berlin Stokes

Berlin Stokes 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).

  • Process for the synthesis of diaminopyridines from glutarimidines
    Patent number: 8084569
    Abstract: A liquid-phase process is provided for the synthesis from glutarimidines of diaminopyridines and related compounds, which are used industrially as compounds and as components in the synthesis of a variety of useful materials. The synthesis proceeds by means of a dehydrogenative aromatization process.
    Type: Grant
    Filed: December 18, 2007
    Date of Patent: December 27, 2011
    Assignee: E.I. DuPont de Nemours and Company
    Inventors: Aaron Minter, Berlin Stokes
  • Process for the synthesis of diaminopyridines from glutaronitriles
    Patent number: 8022167
    Abstract: A liquid-phase process is provided for the manufacture from glutaronitriles and related compounds of 2,6-diaminopyridine and related compounds, which are used industrially as compounds and as components in the synthesis of a variety of useful materials. The synthesis proceeds by means of a dehydrogenative aromatization process.
    Type: Grant
    Filed: December 18, 2007
    Date of Patent: September 20, 2011
    Inventors: Aaron Minter, Berlin Stokes
  • PROCESS FOR THE SYNTHESIS OF DIAMINOPYRIDINES FROM GLUTARIMIDINES
    Publication number: 20100056749
    Abstract: A liquid-phase process is provided for the synthesis from glutarimidines of diaminopyridines and related compounds, which are used industrially as compounds and as components in the synthesis of a variety of useful materials. The synthesis proceeds by means of a dehydrogenative aromatization process.
    Type: Application
    Filed: December 18, 2007
    Publication date: March 4, 2010
    Inventors: Aaron Minter, Berlin Stokes
  • PROCESS FOR THE SYNTHESIS OF DIAMINOPYRIDINES FROM GLUTARONITRILES
    Publication number: 20100029948
    Abstract: A liquid-phase process is provided for the manufacture from glutaronitriles and related compounds of 2,6-diaminopyridine and related compounds, which are used industrially as compounds and as components in the synthesis of a variety of useful materials. The synthesis proceeds by means of a dehydrogenative aromatization process.
    Type: Application
    Filed: December 18, 2007
    Publication date: February 4, 2010
    Applicant: E. I. DU PONT DE NEMOURS AND COMPANY
    Inventors: Aaron Minter, Berlin Stokes