Patents by Inventor Juan B. Cartes

Juan B. Cartes 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-(2-Furoyl)-4-methylpyridine and its methyl iodide quaternary salt
    Patent number: 4173705
    Abstract: 2-Cyano-4-methylpyridine is reacted in an inert atmosphere with an ethereal solution of freshly prepared 2-furoyl-lithium followed by acid hydrolysis to form 2-(2-furoyl)-4-methylpyridine which is then reacted with methyl iodide to form 2-(2-furoyl)-1,4-dimethylpyridinium iodide. Both furoyl compounds exhibit thermal and chemical analgesic properties.
    Type: Grant
    Filed: October 6, 1978
    Date of Patent: November 6, 1979
    Assignee: Laboratorios Made, S.A.
    Inventors: Ricardo G. Jarque, Juan B. Cartes, Rosa L. Jimenez, Cristobal M. Roldan, Fernando R. Peinado
  • 3-Thienyl-3-methyl-4-pentyl-2-pyridyl-ketone
    Patent number: 4172894
    Abstract: 3-Thienyl-3-methyl-4-pentyl-2-pyridyl-ketone of the formula: ##STR1## useful as an analgesic and a process for its preparation are disclosed.
    Type: Grant
    Filed: June 14, 1978
    Date of Patent: October 30, 1979
    Assignee: Laboratories Made, S.A.
    Inventors: Ricardo G. Jarque, Juan B. Cartes, Francisco L. Calahorra, Cristobal M. Roldan, Fernando R. Peinado
  • Alpha-2,5,9-trimethyl-benzo(b)thiene(2,3-f)morphan and precursor thereof
    Patent number: 4172201
    Abstract: Alpha-2,5,9-trimethyl-benzo [b]thiene [2,3-f]morphan and 2-(3-benzo[b]thienylmethyl)-1,3,4-trimethyl-1,2,5,6-tetrahydropyridine or their pharmacologically acceptable acid addition salts are useful as analgesic agents.
    Type: Grant
    Filed: February 2, 1978
    Date of Patent: October 23, 1979
    Assignee: Laboratorios Made, S.A.
    Inventors: Ricardo G. Jarque, Mercedes A. Domingo, Juan B. Cartes, Cristobal M. Roldan, Fernando R. Peinado