Patents by Inventor Willy Logemann

Willy Logemann 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).

  • Isoindoline derivatives for treating pain
    Patent number: 4118504
    Abstract: Isoindoline derivatives are disclosed, as for instance of the formula: ##STR1## and methods of preparation of these compounds, such as the reaction of o-cyano-benzylbromide with a compound of formula ##STR2## and subsequent saponification. The compounds possess analgesic and anti-inflammatory activity.
    Type: Grant
    Filed: January 28, 1977
    Date of Patent: October 3, 1978
    Assignee: Carlo Erba
    Inventors: PierNicola Giraldi, Giuliano Nannini, Willy Logemann, Raffaele Tommasini, Ada Buttinoni, Giovanni Biasoli
  • Pyrazine 4-oxide derivatives and process for their preparation
    Patent number: 4051245
    Abstract: Compounds of the formula ##STR1## wherein R.sup.1, R.sup.2, R.sup.3 are hydrogen, C.sub.1-6 alkyl or alkoxy, at least one of R.sup.1, R.sup.2 and R.sup.3 is other than hydrogen, R.sup.4 is carboxy, carbalkoxy or a carboxamide group, or a pharmaceutically acceptable salt when R.sup.4 is carboxy are disclosed.
    Type: Grant
    Filed: October 15, 1976
    Date of Patent: September 27, 1977
    Assignee: Carlo Erba, S.p.A.
    Inventors: Vittorio Ambrogi, Willy Logemann, Marc'Antonio Parenti, Raffaele Tommasini
  • Pyrazine 4-oxide derivatives and process for their preparation
    Patent number: 4002750
    Abstract: Compounds of the formula (I) ##STR1## are disclosed, wherein at least one of R.sup.1, R.sup.2 and R.sup.3 is C.sub.1.sub.-6 alkyl and the others are hydrogen atoms; R.sup.4 is hydroxy or C.sub.1.sub.-6 alkoxy, or a salt of the compound wherein R.sup.4 is hydroxy with a pharmaceutically acceptable base. A typical compound is, for example, 2-carboxy-5-methylpyrazine 4-oxide.These compounds exhibit hypoglycaomic and hypolipaomic activity.
    Type: Grant
    Filed: May 19, 1975
    Date of Patent: January 11, 1977
    Assignee: Carlo Erba S.p.A.
    Inventors: Vittorio Ambrogi, Willy Logemann, Marc Antonio Parenti, Raffaele Tommasini