Patents Examined by D. P. Carr
  • Sulphur-containing eicosanoides and their application in pharmacy and in cosmetics
    Patent number: 5151534
    Abstract: Compounds corresponding to the formula: ##STR1## wherein A represents --(CH.sub.2).sub.2 or --(C.tbd.C)--;n is equal to 0, 1 or 2;R represents hydroxyl, alkoxy having the formula --OR.sub.1, or amino having the formula ##STR2## R.sub.1 represents alkyl, monohydroxyalkyl, polyhydroxyalkyl, aryl or aralkyl;R.sub.2 and R.sub.3 represent hydrogen, alkyl, monohydroxyalkyl, polyhydroxyalkyl, aryl or benzyl;R.sub.2 and R.sub.3 form, with the nitrogen atom, a heterocyclic ring.Application of these compounds in pharmacy and cosmetics.
    Type: Grant
    Filed: May 10, 1989
    Date of Patent: September 29, 1992
    Assignee: Centre International de Recherches Dermatologiques (CIRD)
    Inventors: Braham Shroot, Christopher Hensby, Jean Maignan, Gerard Lang, Michel Colin
  • Imidazole derivatives and a process for the preparation thereof
    Patent number: 4965365
    Abstract: Imidazole derivatives and a process for the preparation thereof.The imidazole derivatives have remarkable antiulcer properties and are of the following formula: ##STR1## where X is an anion of pharmaceutically acceptable acids; a is 1, 2, 3, 4 or 5; b is 1, 2, 3, 4, 5, 6 or 7; c is 1, 2, 3 or 4; d is twice a minus c; and n is 0, 1, 2 or 3.The process for the preparation thereof is based on reacting cimetidine and a zinc compound containing the anion X.
    Type: Grant
    Filed: May 23, 1989
    Date of Patent: October 23, 1990
    Assignee: Laboratorios Vinas, S.A.
    Inventors: Amparo S. Sanfeliu, Lucia S. Tuero, Maria J. Delgado de Molina Gonzalez, Antonio B. Vinas