Patents by Inventor Francesco Botre

Francesco Botre 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).

  • Pharmacologically active piperazino derivatives
    Patent number: 4940793
    Abstract: New piperazino derivatives of formula ##STR1## in which R is a phenyl radical substituted with at least one sulphonamido group or a substituted nitrogenated heterocyclic ring, and A is CO, CH.sub.2, SO.sub.2, possessing inhibiting activity towards carbonic anhydrase.The new products are prepared from compounds of formula R-A-X in which X is OH, SH, halogen, OR"" or SR"" in which R"" is methyl, ethyl, phenyl, carbomethoxy, carboethoxy, and from a piperazino derivative of formula ##STR2## The R' group can also be introduced on termination of the reaction, by removing and substituting a protective group present at the nitrogen.
    Type: Grant
    Filed: July 18, 1985
    Date of Patent: July 10, 1990
    Assignee: Ravizza S.p.a.
    Inventors: Francesco Botre, Roberto Signorini