Patents by Inventor Michel Wierzbicki
Michel Wierzbicki 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).
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Diosmetin compounds, a process for their preparation and pharmaceutical compositions containing them
Patent number: 8404742Abstract: Compounds of formula (I): wherein R1, R2 and R3, which may be the same or different, each represent a hydrogen atom or the group of formula (A): Medicinal products containing the same which are useful in the prevention and/or treatment of venous diseases and other conditions.Type: GrantFiled: February 14, 2012Date of Patent: March 26, 2013Assignee: Les Laboratories ServerInventors: Michel Wierzbicki, Marie-Francoise Boussard, Tony Verbeuren, Patricia Sansilvestri-Morel, Alain Rupin, Jérôme Paysant, François Lefoulon -
DIOSMETIN COMPOUNDS, A PROCESS FOR THEIR PREPARATION AND PHARMACEUTICAL COMPOSITIONS CONTAINING THEM
Publication number: 20120208777Abstract: Compounds of formula (I): wherein R1, R2 and R3, which may be the same or different, each represent a hydrogen atom or the group of formula (A): Medicinal products containing the same which are useful in the prevention and/or treatment of venous diseases and other conditions.Type: ApplicationFiled: February 14, 2012Publication date: August 16, 2012Applicant: LES LABORATOIRES SERVIERInventors: Michel WIERZBICKI, Marie-Françoise BOUSSARD, Tony VERBEUREN, Patricia SANSILVESTRI-MOREL, Alain RUPIN, Jérôme PAYSANT, François LEFOULON -
Patent number: 8138223Abstract: Compounds of formula (I): wherein R1, R2 and R3, which may be the same or different, each represent a hydrogen atom or the group of formula (A): Medicinal products containing the same which are useful in the prevention and/or treatment of venous diseases and other conditions.Type: GrantFiled: March 30, 2009Date of Patent: March 20, 2012Assignee: Les Laboratoires ServierInventors: Michel Wierzbicki, Marie-Françoise Boussard, Tony Verbeuren, Patricia Sansilvestri-Morel, Alain Rupin, Jérôme Paysant, François Lefoulon
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Publication number: 20090247621Abstract: Compounds of formula (I): wherein R1, R2 and R3, which may be the same or different, each represent a hydrogen atom or the group of formula (A): Medicinal products containing the same which are useful in the prevention and/or treatment of venous diseases and other conditions.Type: ApplicationFiled: March 30, 2009Publication date: October 1, 2009Applicant: LES LABORATOIRES SERVIERInventors: Michel Wierzbicki, Marie-Francoise Boussard, Tony Verbeuren, Patricia Sansilvestri-Morel, Alain Rupin, Jerome Paysant, Francois Lefoulon
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Publication number: 20080176934Abstract: Use of diosmetin compounds in obtaining pharmaceutical compositions intended for the prevention and/or treatment of thrombotic pathologies and pathologies with a risk of thrombosis.Type: ApplicationFiled: February 28, 2006Publication date: July 24, 2008Applicant: Les Laboratoires ServierInventors: Tony Verbeuren, Alain Rupin, Patricia Sansilvestri-Morel, Marie-Odile Vallez, Marie-Francoise Boussard, Michel Wierzbicki
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Patent number: 6844445Abstract: Compound of formula (I): wherein: R represents hydrogen or a group selected from alkenyl and optionally substituted alkyl, each of R1 to R8, which may be identical or different, represents hydrogen or a group selected from alkyl, alkenyl, hydroxy, alkoxy, alkenyloxy, arylalkyl, arylalkoxy, carboxy, acyloxy and arylcarbonyloxy, or one of R1 to R8 forms with an adjacent one R1 to R8 an alkylenedioxy group, its optical isomers when they exist, and addition salts thereof with a pharmaceutically acceptable acid or base, with the proviso that: when R does not represent hydrogen, then at least one of R1 to R8 represents hydroxy or acyloxy, and the compounds of formula (I) are other than indeno[1,2-b]indol-10(5H)-one and medicinal products containing the same which are useful for treatment of disorders of the melatoninergic system.Type: GrantFiled: March 19, 2002Date of Patent: January 18, 2005Assignee: Les Laboratoires ServierInventors: Michel Wierzbicki, Marie-Françoise Boussard, Anne Rousseau, Jean Albert Boutin, Philippe Delagrange
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Patent number: 6627650Abstract: A compound of formula (I): wherein: R represents hydrogen, optionally substituted alkyl or alkenyl, R1 to R8, which may be identical or different, each represents hydrogen, optionally substituted alkyl, hydroxy, acyloxy, optionally substituted amino, carboxy, optionally substituted alkoxy, or alkenyloxy, or one of R1 to R8 forms, with another of R1 to R8 that is adjacent, an alkylenedioxy group, X represents oxygen or NR16 wherein R16 represents hydrogen, alkyl, aryl or arylalkyl, R9 represents hydrogen, aryl, heteroaryl, or optionally substituted, saturated or unsaturated alkyl, an isomer thereof, or an addition salt thereof with a pharmaceutically acceptable acid or base. Medicinal products containing the same which are useful as anti-cancer agents.Type: GrantFiled: June 13, 2002Date of Patent: September 30, 2003Assignee: Les Laboratoires ServierInventors: Michel Wierzbicki, Marie-Françoise Boussard, Anne Rousseau, Ghanem Atassi, John Hickman, Alain Pierre, Stéphane Leonce, Nicolas Guilbaut, Laurence Kraus-Berthier
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Patent number: 6593312Abstract: A compound of formula (I): wherein: represents an optionally substituted saturated carbon ring having from 4 to 8 ring members, R1 and R4, which may be identical or different, each represents hydrogen or acyl, R2 and R3, which may be identical or different, each represents hydrogen or alkyl, R5 and R6, which may be identical or different, each represents hydrogen or alkyl, or R5 and R6 together, with the nitrogen atom carrying them, form an optionally substituted nitrogen-containing heterocycle, stereoisomers thereof, and also addition salts thereof with a pharmaceutically acceptable acid. Medicinal products containing the same which are useful for treatment of glucose intolerance or of disorders associated with hyperglycaemia.Type: GrantFiled: June 18, 2002Date of Patent: July 15, 2003Assignee: Les Laboratoires ServierInventors: Michel Wierzbicki, Jean-Marie Fourquez, Nigel Levens, Bernadette Husson-Robert, Olivier Nosjean, Michelle Boulanger
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Publication number: 20030125369Abstract: Compound of formula (I): 1Type: ApplicationFiled: June 13, 2002Publication date: July 3, 2003Inventors: Michel Wierzbicki, Marie-Francoise Boussard, Anne Rousseau, Ghanem Atassi, John Hickman, Alain Pierre, Stephane Leonce, Nicolas Guilbaud, Laurence Kraus-Berthier
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Publication number: 20030004138Abstract: Compound of formula (I): 1Type: ApplicationFiled: June 18, 2002Publication date: January 2, 2003Inventors: Michel Wierzbicki, Jean-Marie Fourquez, Nigel Levens, Bernadette Hussson-Robert, Olivier Nosjean, Michelle Boulanger
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Publication number: 20020173531Abstract: Compound of formula (I): 1Type: ApplicationFiled: March 19, 2002Publication date: November 21, 2002Inventors: Michel Wierzbicki, Marie-Francoise Boussard, Anne Rousseau, Jean Albert Boutin, Philippe Delagrange
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Patent number: 6465660Abstract: Compound of formula (I): wherein: R1, R2, R3, R4, R5, R6 and R8, which may be identical or different, each represents hydrogen, alkyl, arylalkyl, hydroxy, alkoxy, arylalkoxy, acyloxy, arylcarbonyloxy, carboxyalkyl or carboxy, R7 represents hydrogen, hydroxy, alkoxy, arylalkoxy, acyloxy or arylcarbonyloxy group, or one of R1 to R8, together with another of R1 to R8 adjacent to it, forms an alkylenedioxy, its optical isomers, and addition salts thereof with a pharmaceutically acceptable acid or base.Type: GrantFiled: February 26, 2002Date of Patent: October 15, 2002Assignee: Les Laboratoires ServierInventors: Michel Wierzbicki, Marie-Françoise Boussard, Anne Rousseau, Jean Albert Boutin, Philippe Delagrange
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Patent number: 5856356Abstract: The invention relates to the use of strontium salts and pharmaceutical compositions thereof for the treatment of arthrosis through stimulation of the synthesis of proteoglycans and type II collagen by chondrocytes.Type: GrantFiled: June 11, 1997Date of Patent: January 5, 1999Assignee: Adir et CompagnieInventors: Yannis Tsouderos, Pascale Deloffre, Michel Wierzbicki
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Patent number: 5849745Abstract: A compound of formula (I): ##STR1## In which: R.sub.1 represents linear or branched (C.sub.1 -C.sub.6) alkyl,X represents oxygen or sulfur,R.sub.2 represents optionally substituted alkyl, alkoxy, optionally substituted phenyl, optionally substituted cycloalkyl, 4-(2,3-dithiacyclopent-1-yl)butyl, pyridyl or optionally substituted amino or any one of the groups as defined in the description,R.sub.3 represents hydrogen or cycloalkyl, formyl, optionally substituted phenyl, pyridyl or optionally substituted alkyl,the isomers thereof, the addition salts thereof with a pharmaceutically acceptable acid or base, and medicinal compounds containing them are useful for the treatment of chronic or cellular ischemia.Type: GrantFiled: December 15, 1997Date of Patent: December 15, 1998Assignee: ADIR et CompagnieInventors: Michel Wierzbicki, Marie-Fran.cedilla.oise Boussard, Serge Labidalle, Daniel Guyot, Yves Rolland, Jean-Paul Tillement, Bernard Testa, Aime Crevat
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Patent number: 5792789Abstract: Acids and esters of diosmetin of formula: ##STR1## wherein R.sub.1, R.sub.2, R.sub.3, R.sub.4, R.sub.5, R.sub.6 and R.sub.7 are as defined in the description, and the physiologically tolerable salts thereof.The said compounds can be used as medicaments in the treatment of chronic venous insufficiency and any other disorder involving hyperpermeability and/or inflammation.Type: GrantFiled: April 25, 1997Date of Patent: August 11, 1998Assignee: Adir et CompagnieInventors: Michel Wierzbicki, Marie-Francoise Boussard, Tony Verbeuren, Marie-Odile Vallez
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Patent number: 5705525Abstract: The invention relates to thiophene compounds of formula: ##STR1## wherein: X.sub.1, X.sub.2, Y.sub.1 and Y.sub.2, which are identical or different, each represents hydrogen or halogen, (C.sub.1 -C.sub.5)-alkyl oralkoxy, or trifluoromethyl,R.sub.1 represents hydrogen or (C.sub.1 -C.sub.5)-alkyl,A represents a straight (C.sub.1 -C.sub.5)-hydrocarbon chain of which each carbon atom is optionally mono- or di-substituted by a (C.sub.1 -C.sub.5)-alkyl, andR.sub.2 represents hydrogen, (C.sub.1 -C.sub.6)-alkyl, cyclohexyl or benzyl;and their physiologically tolerable salts.The products of the invention may be used as anti-inflammatory agents.Type: GrantFiled: February 22, 1996Date of Patent: January 6, 1998Assignee: Adir et CompagnieInventors: Michel Wierzbicki, Frederic Sauveur, Jacqueline Bonnet, Charles Tordjman
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Patent number: 5703074Abstract: Thiophene compounds of formula: ##STR1## wherein R.sub.1, R.sub.2 and R.sub.3 are as defined in the description, and salts thereof with appropriate acids.Those compounds and their physiologically tolerable salts can be used as medicaments in the treatment of pathologies characterized by a loss of bone tissue.Type: GrantFiled: December 20, 1996Date of Patent: December 30, 1997Assignee: Adir Et CompagnieInventors: Michel Wierzbicki, Frederic Sauveur, Marie-Francoise Boussard, Jacqueline Bonnet, Massimo Sabatini
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Patent number: 5670535Abstract: The invention provides new compounds pertaining to the class of: 2-(aminocarbonylalkylcarbonyl)-5-phenylalkyllthiophene, enantiomers and physiologically tolerable salts thereof.For example:5-?4-(4-methylphenyl)butyl-2-{3,3-dimethyl-4-?N'-(2,3,4-trimethoxybenzyl)-N -piperazinylcarbonyl!butyryl}thiophene is described.Medicinal products containing the same are useful in the treatment of any pathology involving bone hyper-resorption.Type: GrantFiled: March 20, 1996Date of Patent: September 23, 1997Assignee: Adir et CompagnieInventors: Michel Wierzbicki, Marie-Fran.cedilla.oise Boussard, Jacqueline Bonnet, Massimo Sabatini, Philippe Pastoureau
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Patent number: 5629339Abstract: Disclosed herein are new diosmetin compounds of formula: ##STR1## wherein R.sub.1, R.sub.2, R.sub.3, R.sub.4, R.sub.5 and R.sub.6 are as defined in the description.The said compounds are useful in the treatment of chronic venous insufficiency.Type: GrantFiled: October 24, 1995Date of Patent: May 13, 1997Assignee: Adir et CompagnieInventors: Michel Wierzbicki, Marie-Fran.cedilla.oise Boussard, Tony Verbeuren, Marie-Odile Vallez, Emmanuel Canet, Yves Rolland
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Patent number: RE37078Abstract: The invention relates to thiophene compounds of formula: wherein: X1, X2, Y1 and Y2, which are identical or different, each represents hydrogen or halogen, (C1-C5)-alkyl or alkoxy, or trifluoromethyl, X1 and Y1, which are identical or different, each represents C1-C5 alkoxy, X2 and Y2 each represents hydrogen, R1 represents hydrogen or (C1-C5)-alkyl, A represents a straight (C1-C5)-hydrocarbon chain of which each carbon atom is optionally mono- or di-substituted by a (C1-C5)-alkyl, and R2 represents hydrogen, (C1-C6)-alkyl, cyclohexyl or benzyl; and their physiologically tolerable salts. The products of the invention may be used as anti-inflammatory agents.Type: GrantFiled: August 3, 1999Date of Patent: February 27, 2001Assignee: Adir et CompagnieInventors: Michel Wierzbicki, Frédéric Sauveur, Jacqueline Bonnet, Charles Tordjman