Patents by Inventor Armel Fradin

Armel Fradin 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: 6040327
    Abstract: A compound of formula (I): ##STR1## wherein: R.sub.1 represents halogen or a different group as defined in the description,Ra and Rb, which mnay be identical or different, represent hydrogen, alkyl, or hydroxy,X represents oxygen or sulphur or NR, R being H or alkyl,R.sub.2 represents optionally-substituted aryl,R'.sub.2 represents hydrogen or optionally-substituted aryl,its isomers and addition salts thereof with a pharmaceutically-acceptable acid or base, and medicinal products containing the same, are useful as inhibitors of interleukin 1.beta..
    Type: Grant
    Filed: July 22, 1998
    Date of Patent: March 21, 2000
    Assignee: Adir Et Compagnie
    Inventors: Guillaume De Nanteuil, Bernard Portevin, Jacqueline Bonnet, Armel Fradin
  • Patent number: 5972968
    Abstract: A compound of formula (I): ##STR1## in which: R.sub.1 represents halogen or hydroxyl, alkoxy, trihalomethyl, amino, mercapto, alkylthio, trialkylammonium, aryloxy, arylthio, arylsulfonyl, arylsulfonyloxy, cycloalkyloxy, cycloalkylthio, bicycloalkyloxy or bicycloalkylthio,R.sub.a and R.sub.b, which may be identical or different, represent hydrogen or alkyl,X represents oxygen or sulfur or NR,Y represents the group as defined in the description,R.sub.2 represents an optionallly substituted aryl,its optical isomers as well as its addition salts with a pharmaceutically acceptable acid or base and medicinal products containing the same are useful as interleukin-1.beta. inhibitor.
    Type: Grant
    Filed: July 23, 1997
    Date of Patent: October 26, 1999
    Assignee: Adir et Compagnie
    Inventors: Guillaume de Nanteuil, Bernard Portevin, Jacqueline Bonnet, Armel Fradin
  • Patent number: 5654323
    Abstract: A compound of formula (I): ##STR1## in which X, n, B and Y are as defined in the description. useful as cytokine inhibitors.
    Type: Grant
    Filed: June 1, 1995
    Date of Patent: August 5, 1997
    Assignee: Adir et Compagnie
    Inventors: Jean-Daniel Brion, Anne-Marie Chollet, Luc Demuynck, Lucy De Montarby, Yves Rolland, Jacqueline Bonnet, Pietro Ghezzi, Armel Fradin
  • Patent number: 5597819
    Abstract: New benzothiazine derivatives corresponding to the general formula I: ##STR1## in which: X represents halogen,n represents 0, 1, or 2,B represents the following formula: ##STR2## in which: R.sub.1 & R.sub.2 together with the carbons to which they are attached form a 6-carbon-atom aromatic ring which is optionally substituted by a group X' representing halogen, andY represents the radical --(SO.sub.2).sub.x --Alk--Z, x, Alk, and Z are as defined in the specification;as well as their possible stereoisomers, epimers, N-oxides and pharmaceutically-acceptable acid or base addition salts; and medicinal products containing the same, useful in the treatment of inflammatory disorders requiring an inhibitor of cytokines.
    Type: Grant
    Filed: February 13, 1995
    Date of Patent: January 28, 1997
    Assignee: Adir Et Compagnie
    Inventors: Jean-Daniel Brion, Anne-Marie Chollet, Luc Demuynck, Lucy De Montarby, Yves Rolland, Jacqueline Bonnet, Pietro Ghezzi, Armel Fradin
  • Patent number: 5550143
    Abstract: A compound of formula (I): ##STR1## in which X, n, B and Y are as defined in the description. useful as cytokine inhibitors.
    Type: Grant
    Filed: April 12, 1994
    Date of Patent: August 27, 1996
    Assignee: Adir et Compagnie
    Inventors: Jean-Daniel Brion, Anne-Marie Chollet, Luc Demuynck, Lucy De Montarby, Yves Rolland, Jacqueline Bonnet, Pietro Ghezzi, Armel Fradin
  • Patent number: 5468761
    Abstract: Compound of formula (I): ##STR1## in which: R.sub.1 represents 1-adamantyl, dicyclopropylmethyl, substituted or unsubstituted (C.sub.3 -C.sub.6) cycloalkyl or substituted or unsubstituted bicyclo[2.2.2]oct-1-yl,R.sub.2 represents: ##STR2## in which: m represents 1, 2 or 3,X represents oxygen or sulfur or N--R,R.sub.3 or R.sub.4, which are identical or different, represent hydrogen, (C.sub.1 -C.sub.6) alkyl or trifluoromethyl, ##STR3## n represents 0, 1 or 2, R.sub.5 represents hydroxy, or (C.sub.1 -C.sub.6) alkoxy, and anti-inflammatory medicinal products containing the same.
    Type: Grant
    Filed: December 9, 1993
    Date of Patent: November 21, 1995
    Assignee: Adir et Compagnie
    Inventors: Guillaume de Nanteuil, Michel Vincent, Christine Lila, Jacqueline Bonnet, Armel Fradin
  • Patent number: 5403953
    Abstract: Compound of formula (I): ##STR1## in which: R.sub.1 represents halogen, or hydroxy, alkyl, alkoxy, cyano, amino, mercapto, alkylthio or phenoxy,R.sub.2 and R'.sub.2 represent two hydrogen when the ring is unsaturated, or alternatively identical or different, represent hydrogen or halogen, or hydroxy, alkyl, alkoxy, cyano, amino or oxo when the ring is saturated,R.sub.3 represents any one of the following groups: ##STR2## in which: m represents 1, 2 or 3,X represents oxygen or sulfur or N-R, R.sub.5 or R.sub.6, which are identical or different, represent hydrogen or alkyl or trifluoromethyl or form (C.sub.3 -C.sub.6) cycloalkyl,n represents 0, 1 or 2,R.sub.7 represents hydroxy, alkoxy, amino, or --O--CH.sub.2 --CO--NRR',R.sub.4 represents hydrogen or halogen or alkyl, alkoxy or trihaloalkyl.
    Type: Grant
    Filed: November 23, 1993
    Date of Patent: April 4, 1995
    Assignee: Adir et Compagnie
    Inventors: Guillaume de Nanteuil, Michel Vincent, Christine Lila, Jacqueline Bonnet, Armel Fradin