Patents by Inventor Paolo Salvadori

Paolo Salvadori 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).

  • Dibenzo[b,d]thiopyran derivatives, pharmaceutical composition and use
    Patent number: 4624949
    Abstract: The invention relates to compounds having the general formula (I) ##STR1## wherein R.sub.1 is carboxy, esterified carboxy or an amide of formula ##STR2## in which R.sub.9 is hydrogen or C.sub.1 -C.sub.6 alkyl, A is C.sub.2 -C.sub.6 alkylene and R.sub.a and R.sub.b are hydrogen or C.sub.1 -C.sub.6 alkyl or R.sub.a and R.sub.b taken together with the nitrogen atom to which they are linked form a saturated, optionally substituted, heteromonocyclic ring;R.sub.2 is hydrogen or C.sub.1 -C.sub.6 alkyl;each of R.sub.3 to R.sub.8 is independently hydrogen, halogen, C.sub.1 -C.sub.6 -alkyl, C.sub.3 -C.sub.4 alkenyloxy or C.sub.1 -C.sub.6 alkoxy; and the pharmaceutically acceptable salts thereof, which are useful as immunomodulating and anti-viral agents.
    Type: Grant
    Filed: March 4, 1986
    Date of Patent: November 25, 1986
    Assignee: Farmitalia Carlo Erba, S.p.A.
    Inventors: Piero Melloni, Paolo Salvadori, Pier P. Lovisolo
  • 6-Substituted 6H-dibenzo[b,d]pyran derivatives and process for their preparation
    Patent number: 4463001
    Abstract: The present invention relates to new 6-substituted 6H-dibenzo [b,d]pyran derivatives, to a process for their preparation and pharmaceutical and veterinary compositions containing them.
    Type: Grant
    Filed: October 1, 1981
    Date of Patent: July 31, 1984
    Assignee: Farmitalia Carlo Erba S.p.A.
    Inventors: Piero Melloni, Paolo Salvadori, Pier P. Lovisolo