Patents by Inventor Barry Christian Charles Cantello

Barry Christian Charles Cantello 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).

  • 2-Hydroxy-3-nitro-1,4-naphthoquinones for the prophylaxis of certain allergies
    Patent number: 4017639
    Abstract: Substituted naphthoquinones of the formula (I) and pharmaceutically acceptable salts thereof wherein R.sub.1, R.sub.2, R.sub.3 and R.sub.4 represent alkyl, aryl, alkoxy, hydroxy, hydrogen or halogen or any two of the groups R.sub.1, R.sub.2, R.sub.3 and R.sub.4 taken together complete a carbocyclic ring, have useful anti-allergy activity in mammals.
    Type: Grant
    Filed: March 12, 1976
    Date of Patent: April 12, 1977
    Assignee: Beecham Group Limited
    Inventors: Barry Christian Charles Cantello, Derek Richard Buckle, Harry Smith
  • 2-Hydroxy-3-nitro-1,4-naphthoquinones
    Patent number: 4014907
    Abstract: Substituted naphthoquinones of the formula (I) and pharmaceutically acceptable salts thereof wherein R.sub.1, R.sub.2, R.sub.3 and R.sub.4 represent alkyl, aryl, alkoxy, hydroxy, hydrogen or halogen or any two of the groups R.sub.1, R.sub.2, R.sub.3 and R.sub.4 taken together complete a carbocyclic ring, have useful anti-allergy activity in mammals.
    Type: Grant
    Filed: April 24, 1975
    Date of Patent: March 29, 1977
    Assignee: Beecham Group Limited
    Inventors: Barry Christian Charles Cantello, Derek Richard Buckle, Harry Smith