Patents by Inventor Jean-Claude Pascal

Jean-Claude Pascal 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: 7319155
    Abstract: Novel 7,7-disubstituted (5H,9H)-6,8-dioxabenzocycloheptene compounds having the structural formula (I): are useful intermediates in the synthesis of non-steroidal derivatives of vitamin D.
    Type: Grant
    Filed: November 14, 2006
    Date of Patent: January 15, 2008
    Assignee: Galderma Research & Development
    Inventors: Eric Terranova, Jean-Claude Pascal
  • Publication number: 20070282136
    Abstract: 3-[5?-(3,4-bis(hydroxymethyl)benzyloxy)-2?-ethyl-2-propylbiphenyl-4-yl]pentan-3-ol is prepared from the novel intermediate, 6-ethyl-4?-(1-ethyl-1-hydroxypropyl)-2?-propylbiphenyl-3-ol
    Type: Application
    Filed: May 18, 2007
    Publication date: December 6, 2007
    Applicant: GALDERMA RESEARCH & DEVELOPMENT
    Inventors: Eric Terranova, Sebastien Daver, Christine Marty, Jean-Claude Pascal
  • Publication number: 20070117989
    Abstract: Novel 7,7-disubstituted (5H,9H)-6,8-dioxabenzocycloheptene compounds having the structural formula (I): are useful intermediates in the synthesis of non-steroidal derivatives of vitamin D.
    Type: Application
    Filed: November 14, 2006
    Publication date: May 24, 2007
    Applicant: GALDERMA RESEARCH & DEVELOPMENT
    Inventors: Eric Terranova, Jean-Claude Pascal
  • Publication number: 20070015931
    Abstract: Vitamin D derivatives, notably non-steroidal vitamin D derivatives, are prepared from novel disubstituted phenylboronic acid compounds having the formula (I): and also from the novel intermediates having the formulae (1), (2), (3) and (10):
    Type: Application
    Filed: June 19, 2006
    Publication date: January 18, 2007
    Applicant: GALDERMA RESEARCH & DEVELOPMENT
    Inventors: Eric Terranova, Jean-Claude Pascal
  • Patent number: 6803380
    Abstract: 5-aryl-1H-triazole compounds of the formula are potent and selective COX-2 inhibitors. The invention further relates to pharmaceutical compositions containing these compounds.
    Type: Grant
    Filed: May 17, 2002
    Date of Patent: October 12, 2004
    Assignee: Laboratoire Theramex
    Inventors: Jean-Claude Pascal, Denis Carniato
  • Patent number: 6737433
    Abstract: Imidazole derivatives of the formula: in which R1 and R2 are each independently hydrogen, (C1-C6)alkyl or (C3-C8)cycloalkyl; n is 0, 1 or 2; R3, R4, R5 and R6 are each independently hydrogen or a (C1-C6)alkyl, halogen, cyano, (C1-C6)alkoxy, trifluoromethyl, (C1-C6)alkylthio, (C1-C6)alkylsulfonyl, sulfonamido, acyl, (C1-C6)alkoxycarbonyl, or carboxamido group; R3 and R6 together with the phenyl ring bearing them can also form a benzofurane, or a N-methylbenzotriazole. The invention also relates to pharmaceutical compositions containing these derivatives, and to the uses thereof.
    Type: Grant
    Filed: December 16, 2002
    Date of Patent: May 18, 2004
    Assignee: Laboratoire Theramex
    Inventors: Nathalie Adje, Paule Bonnet, Denis Carniato, Remi Delansorne, Jean Lafay, Jean-Claude Pascal
  • Patent number: 6191292
    Abstract: The invention relates to precursors of the A-ring of vitamin D, of the formula (I): in which A, R, R1 and R2 are as defined in the specification. The invention also relates to a method of preparing compounds (I) comprising the enzymatic asymmetrization of 3,5-dihydroxybenzoic acid derivatives, as well as intermediates of preparation of said compounds.
    Type: Grant
    Filed: December 8, 1999
    Date of Patent: February 20, 2001
    Assignee: Laboratoire Theramex
    Inventors: Jean-Claude Pascal, Maurits Vandewalle, Philippe Maillos, Pierre De Clercq
  • Patent number: 6180803
    Abstract: The invention relates to compounds of the formula: in which R1, R2, R3, R4, R5, R6, n and X are as defined in the specification, and to pharmaceutical compositions containing them. These compounds are excellent progestogens which are devoid of residual androgenic activity.
    Type: Grant
    Filed: November 5, 1998
    Date of Patent: January 30, 2001
    Assignee: Laboratoire Theramex
    Inventors: Alain Piasco, Jean Lafay, R{acute over (e)}mi Delansorne, Jacques Paris, Jean-Claude Pascal
  • Patent number: 5545645
    Abstract: Compounds of the formula: ##STR1## wherein: m is 0 or 1;R.sup.1 is hydrogen, hydroxy, or lower alkyl;R.sup.2 is hydrogen, or lower alkyl;R.sup.3 is ##STR2## or R.sup.2 and R.sup.3 taken together with the nitrogen atom to which they are attached represent a group of the formula: ##STR3## wherein: n is 0 or 1;p is 0, 1, 2 or 3;q is 0 or 1;R.sup.4 is hydrogen, lower alkyl, cycloalkyl, or optionally substituted phenyl;R.sup.5 is optionally substituted phenyl;X is (CH.sub.2).sub.p, or 4-piperidin-1-yl;Y is CH, CH--O--, CH--S--, or nitrogen;Z is CH.sub.2, NH, sulfur, or oxygen; andA is a substituted furanyl group.
    Type: Grant
    Filed: March 9, 1995
    Date of Patent: August 13, 1996
    Assignee: Syntex Pharmaceuticals, Limited
    Inventors: Jean-Claude Pascal, Gary McCort, Dominique Blondet, Fran.cedilla.oise Gellibert
  • Patent number: 5428037
    Abstract: Compounds of the formula: ##STR1## wherein A, R.sup.1, R.sup.2, R.sup.3 and m are defined as in the specification or a pharmaceutically acceptable acid addition salt or N-oxide thereof, are calcium and sodium channel antagonists useful for treating mammals having a variety of disease states, such as stroke, epilepsy, hypertension, angina, migraine, arrhythmia, thrombosis, embolism, and also for treatment of spinal injuries.
    Type: Grant
    Filed: April 9, 1993
    Date of Patent: June 27, 1995
    Assignee: Syntex Pharmaceuticals, Ltd.
    Inventors: Jean-Claude Pascal, Gary McCort, Dominique Blondet, Francoise Gellibert
  • Patent number: 5378847
    Abstract: The invention provides a new and efficient process for preparing 2,4(5)-substituted or 1,2,4-substituted imidazole derivatives.The invention also provides a process for preparing substituted aminoalkylimidazole derivatives, useful for the treatment of mammals having a variety of disease states, including stroke, epilepsy, hypertension, angina, migraine, arrhythmia, thrombosis, embolism, and the like.
    Type: Grant
    Filed: December 21, 1993
    Date of Patent: January 3, 1995
    Assignee: Syntex Pharmaceuticals, Ltd.
    Inventors: Gary McCort, Jean-Claude Pascal
  • Patent number: 5296609
    Abstract: The invention provides a new and efficient process for preparing 2,4(5)-substituted or 1,2,4-substituted imidazole derivatives.The invention also provides a process for preparing substituted aminoalkylimidazole derivatives, useful for the treatment of mammals having a variety of disease states, including stroke, epilepsy, hypertension, angina, migraine, arrhythmia, thrombosis, embolism, and the like.The invention also relates to novel aminoalkylimidazole compounds.
    Type: Grant
    Filed: April 9, 1993
    Date of Patent: March 22, 1994
    Assignee: Syntex Pharmaceuticals, Ltd.
    Inventors: Gary McCort, Jean-Claude Pascal
  • Patent number: 5082847
    Abstract: Carbostyril derivatives of Formula I: ##STR1## wherein: m is 0, 1, or 2;n is 0, 1, or 2;R.sup.1 is hydrogen or lower alkyl;R.sup.2 is hydrogen, halogen, hydroxy, lower alkyl, lower alkoxy, aralkoxy, or acyloxy;R.sup.3 is hydrogen, halogen, lower alkyl, or lower alkoxy;R.sup.4 is hydrogen, hydroxy, lower alkyl, acyloxy, provided that when R.sup.4 is hydroxy or acyloxy, m and n are both 1;R.sup.5 is hydrogen or lower alkyl; andR.sup.6 is alkyl, hydroxyalkyl, alkoxyalkyl, or (dialkylamino)alkyl;and the pharmaceutically acceptable acid addition salts and N-oxides (at the carbostyril nitrogen) thereof, and compositions containing them, are useful in treating cardiovascular diseases, particularly arrhythmias. Methods of preparing intermediates, the compounds, their formulations and methods of treatment therewith are also disclosed.
    Type: Grant
    Filed: July 18, 1990
    Date of Patent: January 21, 1992
    Assignee: Syntex (U.S.A.) Inc.
    Inventors: Jean-Claude Pascal, Leslie Patmore, Jurg Pfister, Dominique Blondet, John M. Armstrong
  • Patent number: 4713382
    Abstract: Compounds having the formula ##STR1## wherein R, R.sup.1, R.sup.2, R.sup.3, R.sup.4 and R.sup.5 have the definitions given herein, are useful as antiarrhythmic agents.
    Type: Grant
    Filed: May 30, 1985
    Date of Patent: December 15, 1987
    Assignee: Syntex (U.S.A.) Inc.
    Inventor: Jean-Claude Pascal
  • Patent number: 4400381
    Abstract: New compounds of the formula ##STR1## and the pharmaceutically acceptable acid addition salts thereof, wherein M is selected from the group consisting of hydrogen, morpholino, benzylamino, di-n-lower alkylamine, n-lower alkylamine, and aryl piperazino;Z.sub.1 and Z.sub.2 are each independently selected from the group consisting of CH.sub.2, CHOB and C.dbd.O, wherein B is selected from the group consisting of hydrogen and alkanoyl;Y is oxygen or sulfur;n is an integer from 0-4 but cannot be zero when Z.sub.1 is CHOB;m is an integer from 0-4 but cannot be zero when Z.sub.2 is CHOB, or when m is hydrogen;R.sub.1, R.sub.2 and R.sub.3 are each independently hydrogen, halogen, hydroxy, trifluoromethyl, alkyl or alkoxy; andR.sub.4 and R.sub.5 are each independently lower alkyl, with the proviso that both R.sub.4 and R.sub.5 cannot be methyl when M is hydrogen;are antihistamines and are therefore useful in the treatment of respiratory diseases including asthma, hay fever, allergies and the common cold.
    Type: Grant
    Filed: July 31, 1981
    Date of Patent: August 23, 1983
    Assignee: Laroche-Navarron, S.A.
    Inventors: Colette Favier, Henri Pinhas, Serge Beranger, Jean-Claude Pascal
  • Patent number: 4374837
    Abstract: New compounds of the formula ##STR1## and the pharmaceutically acceptable acid addition salts thereof, wherein Z.sub.1 and Z.sub.2 are each independently selected from the group consisting of CH.sub.2, CHOB and C.dbd.O, wherein B is selected from the group consisting of hydrogen and alkanoyl;Y is oxygen or sulfur;n is an integer from 0-4 but cannot be zero when Z.sub.1 is CHOB;m is an integer from 0-4 but cannot be zero when Z.sub.2 is CHOB; andR.sub.1, R.sub.2 and R.sub.3 are each independently hydrogen, halogen, hydroxy, trifluoromethyl, alkyl or alkoxy;are antihistamines and are therefore useful in the treatment of respiratory diseases including asthma, hay fever, allergies and the common cold.
    Type: Grant
    Filed: July 31, 1981
    Date of Patent: February 22, 1983
    Assignee: Laroche Navarron, S.A.
    Inventors: Colette Favier, Henri Pinhas, Serge Beranger, Jean-Claude Pascal
  • Patent number: 4374835
    Abstract: New compounds of the formula ##STR1## and the pharmaceutically acceptable acid addition salts thereof, wherein Z.sub.1 and Z.sub.2 are each independently selected from the group consisting of CH.sub.2, CHOB and C.dbd.O, wherein B is selected from the group consisting of hydrogen and alkanoyl;Y is oxygen or sulfur;n is an integer from 0-4 but cannot be zero when Z.sub.1 is CHOB;m is an integer from 0-4 but cannot be zero when Z.sub.2 is CHOB; andR.sub.1, R.sub.2 and R.sub.3 are each independently hydrogen, halogen, hydroxy, trifluoromethyl, alkyl or alkoxy;are antihistamines and are therefore useful in the treatment of respiratory diseases including asthma, hay fever, allergies and the common cold.
    Type: Grant
    Filed: January 12, 1981
    Date of Patent: February 22, 1983
    Assignee: Laroche-Navarron, S.A.
    Inventors: Colette Favier, Henri Pinhas, Serge Beranger, Jean-Claude Pascal