Patents by Inventor Ghanem Atassi

Ghanem Atassi 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).

  • Patent number: 6162811
    Abstract: The compounds of formula: ##STR1## wherein R.sub.1, R.sub.2, R.sub.3, R.sub.4, R.sub.5, R.sub.6, R.sub.7, R.sub.8 and A are as defined in the description, their optical isomers and N-oxides, and pharmaceutically acceptable addition salts thereof with an acid or base, and the use thereof as anti-tumor agents.
    Type: Grant
    Filed: December 29, 1997
    Date of Patent: December 19, 2000
    Assignee: Adir et Compagnie
    Inventors: Claude Guillonneau, Yves Charton, Emile Bisagni, Ghanem Atassi, Alain Pierre, Nicolas Guilbaud
  • Patent number: 6162822
    Abstract: A compound of formula (I) ##STR1## in which: m, and n, which may be identical or different, represent 0 or 1,X and Y, which may be identical or different, represent hydrogen or halogen or alky, trihaloalkyl, alkoxy, hydroxyl, cyano, nitro, amino, alkylamino or dialkylamino,Z represent a linear or branched C.sub.4 to C.sub.12 alkylene chain in which one or more --CH.sub.2 -- are optionally replaced by any one of the following atoms or groups: --NR--, --O--, --S--, --SO--, --SO.sub.2 --, or --CONH--, or by a substituted or unsubstituted heterocylcic,A forms, with two adjacent carbon atoms of the phenyl ring, a phenyl, naphthyl or tetrahydronaphthyl ring or a heterocycle, ##STR2## and medicinal products containing the same are useful as anticancer agent.
    Type: Grant
    Filed: December 28, 1998
    Date of Patent: December 19, 2000
    Assignee: Adir et Compagnie
    Inventors: Gilbert Lavielle, Patrick Hautefaye, Ghanem Atassi, Alain Pierre, Laurence Kraus-Berthier, Stephane Leonce
  • Patent number: 6127369
    Abstract: A compound selected from those of formula (I): ##STR1## wherein: X represents N, C or CH,Y represents N when X represents C or CH, or Y represents C or CH when X represents N,R.sub.1 represents an optionally substituted alkyl,R.sub.2 and R.sub.3, which may be identical or different, represent Z or W, as defined in the description,their isomers and addition salts thereof with a pharmaceutically-acceptable acid or base, and medicinal products containing the same which are useful in the treatment of cancer.
    Type: Grant
    Filed: June 11, 1999
    Date of Patent: October 3, 2000
    Assignee: Adir et Compagnie
    Inventors: Paul Caubere, Gerald Guillaumet, Ivan Rodriguez, Karine Vinter-Pasquier, Catherine Kuehm-Caubere, Stephanie Blanchard, Ghanem Atassi, Alain Pierre, Bruno Pfeiffer, Pierre Renard
  • Patent number: 6071945
    Abstract: A compound selected from those of formula (I): ##STR1## wherein: R.sub.1 represents hydrogen, halogen, alkyl, nitro, hydroxy, alkoxy, trihaloalkyl, trihaloalkoxy or optionally substituted amino,R.sub.2 represents optionally substituted aryl or heteroaryl,R.sub.3 represents hydrogen, halogen, alkyl, nitro, hydroxy, alkoxy, trihaloalkyl, trihaloalkoxy or optionally substituted amino,their isomers and addition pharmaceutically-acceptable acid or base salts thereof and medicinal products containing the same are useful in the treatment of cancer.
    Type: Grant
    Filed: July 26, 1999
    Date of Patent: June 6, 2000
    Assignee: Adir et Compagnie
    Inventors: Sylvain Rault, Cecile Enguehard, Jean-Charles Lancelot, Max Robba, Ghanem Atassi, Alain Pierre, Daniel-Henri Caignard, Pierre Renard
  • Patent number: 6066633
    Abstract: Compound of formula (I): ##STR1## in which: m represents an integer from 1 to 4 inclusive, and n and p an integer from 0 to 4 inclusive,X represents O, S or a single bond,R.sub.1 represent hydrogen or halogen, or alkyl, alkoxy, hydroxy, trihaloalkyl or trihaloalkoxy,R.sub.2, R.sub.3 and R.sub.4, which may be same or different, each represents hydrogen or alkyl,R.sub.5 represents hydrogen or halogen, or alkoxy, aryloxy or heteroaryloxy,R.sub.6, R.sub.7 and R.sub.8, which may be same or different, each represents hydrogen or alkyl, or together form, with the atoms carrying them respectively, an optionally substituted heterocycle,R.sub.9 represents SO.sub.3 H, --CO.sub.2 R.sub.10, --CO--NR.sub.11 R.sub.12, or --NR.sub.13 R.sub.14, wherein R.sub.10, R.sub.11, R.sub.12, R.sub.13 and R.sub.14 each represents hydrogen or alkyl or together (R.sub.11 /R.sub.12 ; R.sub.13 /R.sub.
    Type: Grant
    Filed: November 13, 1998
    Date of Patent: May 23, 2000
    Assignee: Adir et Compagnie
    Inventors: Guillaume De Nanteuil, Georges Remond, Joseph Paladino, Ghanem Atassi, Alain Pierre, Gordon Tucker, Jacqueline Bonnet, Massimo Sabatini
  • Patent number: 6063816
    Abstract: A compound selected from those of formula (I): ##STR1## wherein: R.sub.1 represents optionally substituted alkyl, acyl, cycloalkyl, aryl, aminocarbonylalkyl, or heterocycle,R.sub.2 represents alkylene,R.sub.3 represents X or Y as defined in the description,R.sub.4 represents--either alkyl, cycloalkyl, aryl, arylalkyl, cycloalkylalkyl, heterocycloalkylene, or heterocycle when R.sub.3 represents Y,or biaryl, arylheteroaryl or heteroarylaryl, when R.sub.3 represents X or Y,their isomers and also pharmaceutically-acceptable acid or base addition salts thereof, and medicinal products containing the same which are useful as metalloprotease inhibitors in the treatment of cancers.
    Type: Grant
    Filed: August 9, 1999
    Date of Patent: May 16, 2000
    Assignee: Adir et Compagnie
    Inventors: Stephen Hanessian, Ghanem Atassi, Gordon Tucker, Daniel-Henri Caignard, Pierre Renard
  • Patent number: 5958938
    Abstract: Compounds of the formula: ##STR1## in which R.sub.1, R.sub.2, A and B are as defined in the description, their optical isomers, N-oxides and addition salts with a phar-maceutically acceptable acid, and their use as anti-tumor agents.
    Type: Grant
    Filed: July 22, 1998
    Date of Patent: September 28, 1999
    Assignee: Adir et Compagnie
    Inventors: Claude Guillonneau, Yves Charton, Ghanem Atassi, Alain Pierre, Nicolas Guilbaud
  • Patent number: 5919791
    Abstract: The compounds of formula: ##STR1## in which: R.sub.1, R.sub.2, R.sub.3, R.sub.4, R.sub.5, R.sub.6, R.sub.7 and A are as defined in the description, their optical isomers and N-oxides and addition salts thereof with a pharmaceutically acceptable acid or base, and their use as anti-tumour agents.
    Type: Grant
    Filed: December 29, 1997
    Date of Patent: July 6, 1999
    Assignee: Adir et Compagnie
    Inventors: Claude Guillonneau, Emile Bisagni, Yves Charton, Ghanem Atassi, Alain Pierre, Stephane Leonce
  • Patent number: 5866587
    Abstract: Compound of formula (I): ##STR1## in which: m, n, which are identical or different, represent 0, 1 or 2,R.sub.1, R.sub.2, which are identical or different, represent hydrogen, optionally substituted alkyl, aryl, or form with the carbon atom carrying them carbonyl or (C.sub.3 -C.sub.7)cycloalkyl,R.sub.3 represents hydrogen, alkyl, hydroxyl or aryl,R.sub.4 represents any of the groups as defined in the description,X represents --SO.sub.2 --, --CO-- or --SO.sub.2 NH--,R.sub.5 represents optionally substituted alkyl, (C.sub.3 -C.sub.7)cycloalkyl, aryl or heterocyclic,A represents an aryl ring or a heterocycle,its isomers as well as its addition salts with a pharmaceutically acceptable acid or base and medicinal products containing the same are useful as metalloprotease inhibitors.
    Type: Grant
    Filed: April 25, 1997
    Date of Patent: February 2, 1999
    Assignee: Adir Et Compagnie
    Inventors: Guillaume de Nanteuil, Joseph Paladino, Georges Remond, Ghanem Atassi, Alain Pierre, Gordon Tucker, Jacqueline Bonnet, Massimo Sabatini
  • Patent number: 5854273
    Abstract: A compound of formula (I) ##STR1## in which: X and Y, which may be identical or different, represent hydrogen or halogen or alkyl, trihaloalkyl, alkoxy, hydroxyl, cyano, nitro, amino, alkylamino, or dialkylamino,Z represent a linear or branched C.sub.4 to C.sub.12 alkylene chain in which one or more --CH.sub.2 -- are optionally replaced by any one of the following atoms or groups: --NR--, --O--, --S--, --SO--, --SO.sub.2 --, or --CONH--,A forms, with two adjacent carbon atoms of the phenyl ring, a phenyl, naphthyl or tetrahydronaphthyl ring or a heterocycle, ##STR2## represents any one of the groups as defined in the description, its optical isomers and its addition salts with a pharmaceutically-acceptable acid or base, and medicinal products containing the same which are useful as anticancer agents.
    Type: Grant
    Filed: July 23, 1997
    Date of Patent: December 29, 1998
    Assignee: ADIR et Compagnie
    Inventors: Gilbert Lavielle, Patrick Hautefaye, Ghanem Atassi, Alain Pierre, Laurence Kraus-Berthier, Stephane Leonce
  • Patent number: 5807882
    Abstract: A compound of formula (I): ##STR1## in which R.sup.1, R.sup.2, X and Y are as defined in the description, the isomers thereof and the addition salts thereof with a pharmaceutically acceptable acid or base, and medicinal products containing the same are useful in the treatment of certain cancers.
    Type: Grant
    Filed: November 7, 1997
    Date of Patent: September 15, 1998
    Assignee: Adir et Compagnie
    Inventors: Gerard Coudert, Siham Khatib, Pascale Moreau, Daniel-Henri Caignard, Pierre Renard, Ghanem Atassi, Alain Pierre
  • Patent number: 5670493
    Abstract: A compound of formula (I): ##STR1## in which: R.sub.1, R.sub.2, which may be identical or different, represent hydrogen or halogen, or alkyl, alkoxy, nitro or trihalomethyl,X represents CO, SO.sub.2 or CH.sub.2,A.sub.1 represents any one of the groups as defined in the description,A.sub.2 represents --(CH.sub.2).sub.n or --CH.dbd.CH--,R.sub.3, R.sub.4, which may be identical or different, represent hydrogen or alkyl,its isomers as well as its addition salts with a pharmaceutically acceptable base and medicinal product containing the same are useful as angiogenesis inhibitors.
    Type: Grant
    Filed: July 19, 1996
    Date of Patent: September 23, 1997
    Assignee: Adir et Compagnie
    Inventors: Alex Cordi, Patrice Desos, Angela D. Morris, Ghanem Atassi
  • Patent number: 5648382
    Abstract: Compounds of formula (I): ##STR1## wherein: R is selected from the radicals: ##STR2## Y is selected from ##STR3## R.sub.1 represents the radical ##STR4## and A, B, C, D, R.sub.2, R.sub.3 and R.sub.4 are as defined in the description, and also the possible geometric isomers and/or diastereoisomers and/or enantiomers thereof in pure form or in the form of a mixture. The compounds of the present invention have a therapeutic use as a result of their angiogenesis-inhibiting activity.
    Type: Grant
    Filed: April 29, 1996
    Date of Patent: July 15, 1997
    Assignee: Adir et Compagnie
    Inventors: David Billington, Isabelle Picard, Ghanem Atassi, Alain Pierre, Michael Burbridge, Nicolas Guilbaud
  • Patent number: 5595976
    Abstract: A compound selected from those of formula (I): ##STR1## in which: A either represents --OR.sub.6, and B represents --CH.sub.2 --X,or, together with B and the carbon atom carrying them, forms an oxygen-containing heterocycle selected from oxirane, 2,2-dimethyl[1,3]dioxolane and [1,3]dioxolan-2-one,and R.sub.1, R.sub.2, R.sub.3, R.sub.4, R.sub.5, R.sub.6 and X are as defined in the description.
    Type: Grant
    Filed: August 30, 1995
    Date of Patent: January 21, 1997
    Assignee: Adir et Compagnie
    Inventors: David Billington, Gilbert Dorey, Pascale Leon, Ghanem Atassi, Alain Pierre, Michael Burbridge, Nicolas Guilbaud
  • Patent number: 5567707
    Abstract: Compounds of formula (I): ##STR1## wherein R.sub.3, R.sub.4, R.sub.5, R.sub.6, X and Y are defined in the description.Those compounds are used therapeutically in the treatment of cancerous tumours.
    Type: Grant
    Filed: February 16, 1995
    Date of Patent: October 22, 1996
    Assignee: Adir et Compagnie
    Inventors: Michel Koch, Fran.cedilla.ois Tillequin, Alexios-Leandros Skaltsounis, Yves Rolland, Alain Pierre, Ghanem Atassi
  • Patent number: 5508277
    Abstract: Novel bicyclic pyrimidine compounds for use as drugs and having formula (I). Said novel compounds and physiologically tolerable salts thereof may be used in therapeutics, particularly for suppressing tumour cell resistance to antineoplastic agents.
    Type: Grant
    Filed: August 10, 1994
    Date of Patent: April 16, 1996
    Assignee: Adir Et Compagnie
    Inventors: Gilbert Regnier, Alain Dhainaut, Ghanem Atassi, Alain Pierre
  • Patent number: 5424464
    Abstract: Antileukemic compounds of formula (I): ##STR1## in which: R.sup.1 represents hydrogen, linear or branched (C.sub.1 -C.sub.6)-alkoxycarbonyl or substituted or unsubstituted phenylalkoxycarbonyl,R.sup.2 represents any one of the following groups: ##STR2## in which: R.sub.3 or R.sub.4, which are identical or different, represent linear or branched (C.sub.6 -C.sub.19)-alkyl or linear or branched (C.sub.6 -C.sub.19)-alkenyl, and antileukemic products containing the same.
    Type: Grant
    Filed: December 20, 1993
    Date of Patent: June 13, 1995
    Assignee: Adir et Compagnie
    Inventors: Alex Cordi, Angela D. Morris, Ghanem Atassi
  • Patent number: 5409952
    Abstract: A compound of the formula (I) ##STR1## in which: R.sub.1 represents a hydrogen atom, a lower alkyl group, a hydroxy group or a lower alkoxy group,R.sub.2, R.sub.3, R.sub.4, R.sub.5, R.sub.6, R.sub.7, R.sub.8 and R.sub.11 are as defined in the description.Medicaments.
    Type: Grant
    Filed: October 27, 1993
    Date of Patent: April 25, 1995
    Assignee: Adir et Compagnie
    Inventors: Jean D. Brion, Guillaume Le Baut, Francoise Zammatio, Alain Pierre, Ghanem Atassi, Larbi Belachmi
  • Patent number: 5405948
    Abstract: A compound of formula (I): selected from 1,5-diyne-3-cyclodecene and undecene compounds. ##STR1## in which: R represents a hydrogen atom, a straight-chain or branched (C.sub.1 -C.sub.6) acyl radical or a glycoside radical,R' represents a hydrogen atom ##STR2## n is 1 or 2, and R.sub.1 and R.sub.2 simultaneously represent two hydrogen atoms or, together with the two carbon atoms and the double bond to which they are attached, form a phenyl ring.
    Type: Grant
    Filed: September 30, 1992
    Date of Patent: April 11, 1995
    Assignee: Adir et Compagnie
    Inventors: Jean-Marie Beau, Christophe Crevisy, Ghanem Atassi, Alain Pierre
  • Patent number: 5266576
    Abstract: The invention relates to a compound of formula (I): ##STR1## which can be used as N-myristoyltransferase inhibitors, in which R.sub.1 represents hydrogen, substituted or unsubstituted (C.sub.1 -C.sub.6) alkyl, substituted or unsubstituted phenyl, (C.sub.3 -C.sub.7) cycloalkyl methyl, substituted or unsubstituted (imidazolyl-2-yl)methyl, substituted or unsubstituted (indol-3-yl)methyl or (1-azaindolizin-2-yl)methyl,R.sub.2, R.sub.3, which are identical or different, represent hydrogen or (Cl-C6) alkyl,or when R.sub.1 represents hydrogen, R.sub.2 and R.sub.3 form with the carbon and nitrogen atoms to which they are attached, a mono-, bi- or tricyclic heterocycle,X represents --CO--, --SO.sub.2 --, --PO(OH)--,Y represents --COR.sub.5 or --POR.sub.6 R.sub.6 ',R.sub.4 represents substituted or unsubstituted, linear or branched (C.sub.6 -C.sub.
    Type: Grant
    Filed: February 10, 1992
    Date of Patent: November 30, 1993
    Assignee: Adir et Compagnie
    Inventors: Michel Vincent, Georges Remond, Bernard Portevin, Jean-Albert Boutin, Ghanem Atassi