Patents by Inventor Michel Seman

Michel Seman 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).

  • Monoamine oxidase B inhibitors, processes for their preparation and use thereof
    Patent number: 5811456
    Abstract: Novel monoamine oxidase B inhibitors of formula (I), wherein R.sub.1 .dbd.H, an optionally substituted benzyloxy or phenylethoxy group; p=0-3; R.sub.3 .dbd.H, a CN, OH, CCH group, a C.sub.1 -C.sub.3 alkoxy-carbonyl group, or a C.sub.1 -C.sub.3 alkylated cyanomethyl group; R.sub.2 .dbd.H or a C.sub.1 -C.sub.3 alkyl group; n=0 or 1; if n=0, R.sub.4 is a C.sub.1 -C.sub.3 alkyl group or a C.sub.1 -C.sub.3 alkoxy group, while if n=1, y=1 and R.sub.4 is a C.sub.1 -C.sub.3 alkyl group, a C.sub.1 -C.sub.3 alkoxy group or a phenyl group. The invention also concerns processes for the preparation of said novel inhibitors and the therapeutic use thereof.
    Type: Grant
    Filed: August 6, 1996
    Date of Patent: September 22, 1998
    Assignees: Laboratoires Mayoly Spindler, Michel Seman
    Inventors: Michel Seman, Suzanne Bernard, Rene Milcent, Catherine Paillat
  • Use of amphotericin B derivatives as protease inhibitors
    Patent number: 5514662
    Abstract: The invention is directed toward the use of amphotericin B and derivatives thereof as inhibitors of serine-proteases and for applying these inhibitors for the production of medicinal products intended for the treatment of infection by the human immunodeficiency virus (HIV).
    Type: Grant
    Filed: November 15, 1993
    Date of Patent: May 7, 1996
    Assignee: Laboratoires Mayoly Spindler (S.A.R.L.)
    Inventor: Michel Seman
  • Derivatives of basic polyene macrolides and their preparation
    Patent number: 5314999
    Abstract: The present invention relates to basic polyene macrolide derivatives, characterized in that they comprise a basic polyene macrolide which is N-substituted by a 1-amino-1-deoxyketose group which in turn is substituted or unsubstituted, to a process for their preparation and to their use for obtaining drugs.
    Type: Grant
    Filed: November 14, 1990
    Date of Patent: May 24, 1994
    Assignees: Laboratoires Mayoly-Spindler, Michel Seman
    Inventors: Michel Seman, Jean F. Nicolay