Patents by Inventor Dirk Leysen

Dirk Leysen 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).

  • Publication number: 20100190788
    Abstract: The present invention relates to new AGC kinase inhibitors, in particular to compounds of Formula (I) or (II) or a stereoisomer, tautomer, racemic, metabolite, pro- or predrug, salt, hydrate, or solvate thereof, wherein Ar1, Ar2, R1, R3, p and n have the meaning defined in the claims. In particular, the present invention relates to more specifically ROCK inhibitors, compositions, in particular pharmaceuticals, comprising such inhibitors, and to uses of such inhibitors in the treatment and prophylaxis of disease.
    Type: Application
    Filed: July 11, 2006
    Publication date: July 29, 2010
    Inventors: Olivier Defert, Philippe Van Rompaey, Petra Blom, Dirk Leysen, Gert De Wilde, Thomas Brown
  • Publication number: 20090291929
    Abstract: The invention provides for compounds having formula (1) wherein; R1 is O, (H,H), (H,OH), or NOR, with R being hydrogen, (C1-6) alkyl or (C1-6) acyl; R2 is hydrogen, methyl, ethyl, or ethenyl; R3 is hydrogen, methyl, ethyl, ethenyl, fluoro, or chloro; R4 is methyl, or ethyl; R5 is hydrogen, methyl, or ethyl; R6 is hydrogen, methyl, ethyl, (C1-3) alkenyl, or (C1-3) alkynyl; R7 is hydrogen or (C1-15) acyl; and at least one of R5 or R6 is hydrogen; or a pharmaceutically acceptable salt thereof, for use as medicine for a treatment to increase androgen levels, for androgen supplementation, for testosterone replacement and for benign prostate hypertrophy and in a method of male contraception, preferably as sole means to achieve both progestagenic sterilitant effect and androgen supplementation.
    Type: Application
    Filed: June 16, 2006
    Publication date: November 26, 2009
    Applicant: N.V. ORGANON
    Inventors: Jaap Van Der Louw, Dirk Leysen, Marcel Evert De Gooijer, Joseph Maria Gerardus Barbara Cals
  • Patent number: 7582622
    Abstract: The invention provides 19-nor-D-homosteroids, having a mixed androgenic/progestagenic profile, which are orally active, prevent trabecular bone mineral density (BMD) loss, and which lack liver toxicity, having a structure according to the formula (I) wherein, R1 is O, or NOR, with R being hydrogen, (C1-6)alkyl, or (C1-6)acyl, R2 is methyl or ethyl, and R3 is hydrogen or (C1-15)acyl.
    Type: Grant
    Filed: December 15, 2004
    Date of Patent: September 1, 2009
    Assignee: N.V. Organon
    Inventors: Jaap Van Der Louw, Dirk Leysen, Arij Jan Grootenhuis, Marcel Evert De Gooijer
  • Publication number: 20090209605
    Abstract: The present invention concerns nematicidal compounds, their formulation as nematicidal composition and their use for controlling nematodes, preferably plant parasitic nematodes.
    Type: Application
    Filed: April 29, 2009
    Publication date: August 20, 2009
    Applicant: Devgen N.V.
    Inventors: Jan Octaaf De Kerpel, Dirk Leysen
  • Publication number: 20080146445
    Abstract: The present invention concerns nematicidal compounds, their formulation as nematicidal composition and their use for controlling nematodes, preferably plant parasitic nematodes.
    Type: Application
    Filed: December 16, 2005
    Publication date: June 19, 2008
    Applicant: Devgen NV
    Inventors: Jan Octaaf De Kerpel, Dirk Leysen
  • Publication number: 20080125432
    Abstract: The present invention relates to compounds that interact with ion channels. In particular, the invention relates to compounds having the structural Formula having the structural Formula I, II, III or IV, stereoisomers, tautomers, racemics, prodrugs, metabolites thereof, or a pharmaceutically acceptable salt and/or solvate thereof, wherein X, Y1, Y2, R1, n, R3, R8, R9, R10, L1, L2, Ar1 and Ar2 are defined in claim 1. The invention also relates to methods for preparing said compounds, to pharmaceutical compositions comprising said compounds, and to the use of said compounds in methods for treatment of the human and animal body.
    Type: Application
    Filed: December 1, 2005
    Publication date: May 29, 2008
    Applicant: Devgen NV
    Inventors: Petra Blom, Jan Octaaf De Kerpel, Eric Pierre Paul Rene Fourmaintraux, Titus Jan Kaletta, Dirk Leysen
  • Publication number: 20080039442
    Abstract: The present invention relates to compounds that interact with ion channels. In particular, the invention relates to compounds having the structural Formula (I), (II), (III) or (IV), stereoisomers, tautomers, racemics, prodrugs, metabolites thereof, or a pharmaceutically acceptable salt and/or solvate thereof, Formula (I), (II), (III), (IV), wherein X1, X2, Y, Z, W, R1, R8, R9, R10, L, A, z, and n have the meaning defined in claim 1. The invention also relates to methods for preparing said compounds, to pharmaceutical compositions comprising said compounds, and to the use of said compounds in methods for treatment of the human and animal body.
    Type: Application
    Filed: December 20, 2005
    Publication date: February 14, 2008
    Applicant: Devgen NV
    Inventors: Petra Blom, Jan de Kerpel, Eric Fourmaintraux, Titus Kaletta, Dirk Leysen
  • Publication number: 20070191420
    Abstract: The invention provides the use of a compound or a composition comprising said compound for inhibiting the activity of at least one kinase, other than ROCK kinase, in vitro or in vivo, pharmaceutical and/or veterinary compositions comprising such compounds, medical and veterinary uses of such compounds and the compounds themselves.
    Type: Application
    Filed: February 18, 2005
    Publication date: August 16, 2007
    Inventors: Dirk Leysen, Olivier Defert, Jan Octaaf De Kerpel, Eric Pierre Fourmaintraux, Philippe Arzel, Gert Jules De Wilde
  • Publication number: 20070155836
    Abstract: This invention provides 19-nor-D-homos-teroids, having a mixed androgenic/progestagenic profile, which are orally active, prevent trabecular bone mineral density (BMD) loss, and which lack liver toxicity, having a structure according to the formula (I) wherein, R1 is O, or NOR, with R being hydrogen, (C1-6)alkyl or (C1-6)acyl, R2 is methyl or ethyl, and R3 is hydrogen or (C1-15)acyl.
    Type: Application
    Filed: December 15, 2004
    Publication date: July 5, 2007
    Applicant: AKZO NOBEL N.V.
    Inventors: Jaap Van Der Louw, Dirk Leysen, Arii Grootenhuis, Marcel De Gooijer
  • Patent number: 7169769
    Abstract: This invention relates to steroidal compounds having the formula I wherein: R1 is O, (H,H), (H,OH), NOH, whereby OH is optionally etherified or esterified; R2 and R3 are independently hydrogen or (C1-4) alkyl and at least one of R2 and R3 is (C1-4) alkyl; R4 is hydrogen, or (C1-15) acyl for use in androgen-related treatments, such as androgen insufficiency and male or female contraception.
    Type: Grant
    Filed: September 6, 2002
    Date of Patent: January 30, 2007
    Assignee: Akzo Nobel N.V.
    Inventors: J Jaap Van Der Louw, D Dirk Leysen, M.E. Marcel Evert De Gooijer
  • Publication number: 20060094698
    Abstract: The subject invention provides a pharmaceutical formulation in the form of an oily solution for injection to a subject comprising a contraceptively and/or therapeutically effective amount of a long-acting progestogen and a contraceptively and/or therapeutically effective amount of a long-acting androgen dissolved in a pharmaceutically acceptable oily medium wherein the injection is administered by the subject itself with a needle-less device, a mini-needle device or a pre-filled subcutaneous syringe.
    Type: Application
    Filed: May 23, 2003
    Publication date: May 4, 2006
    Inventors: Henrik De Nijs, Hendrikus Adrianus Van Der Voort, Dirk Leysen
  • Patent number: 7037916
    Abstract: Compounds containing the pyrimidine nucleus and their use to treat diseases and conditions related to inappropriate Interleukin-8 receptor activity are disclosed. The compounds are of the formula I In these compounds, Q is preferably unsubstituted and substituted heterocyclyl; U is usually hydrogen or fluorine; and V is preferably hydrogen, halogen, alkyl, —O—alkyl or —S-alkyl.
    Type: Grant
    Filed: January 10, 2003
    Date of Patent: May 2, 2006
    Assignee: Pharmacopeia Drug Discovery, Inc.
    Inventors: Shawn David Erickson, John J. Baldwin, Roland Ellwood Dolle, III, James Inglese, Michael H. J. Ohlmeyer, Koc-Kan Ho, Adolph C Bohnstedt, Steven G. Kultgen, Paolo Giovanni Martino Conti, Dirk Leysen, Jaap van der Louw
  • Patent number: 6989378
    Abstract: The invention is the novel androgen (7?,17?)-7-methyl-17-[(1-oxoundecyl)oxy]estr-4en-3one (MENT undecanoate). This compound distinguishes favourably from other testosterone derivatives in that it has a good solubility in oily media. It particularly exhibits a good dissolved potency relative to testosterone. The compound is particularly suitable for administration by means of injection.
    Type: Grant
    Filed: October 13, 2004
    Date of Patent: January 24, 2006
    Assignee: Akzo Nobel N.V.
    Inventors: Dirk Leysen, Hendrikus Adrianus Antonius Van Der Voort
  • Publication number: 20050222114
    Abstract: The subject invention provides a contraceptive and/or HRT kit comprising a contraceptively and/or therapeutically effective amount of a long-acting etonogestrel ester with a fatty-chain length of C7-C15.
    Type: Application
    Filed: May 22, 2003
    Publication date: October 6, 2005
    Inventors: Henrik De Nijs, H. A. A. Van Der Voort, Dirk Leysen, A. J. Grootenhuis, J. Van Der louw
  • Publication number: 20050222113
    Abstract: The subject invention provides new progestogen esters and uses thereof.
    Type: Application
    Filed: May 22, 2003
    Publication date: October 6, 2005
    Inventors: Henrik De Nijs, Hendrikus Adrianus Antonius Van Der Voort, Dirk Leysen, Arij Jan Grootenhuis
  • Patent number: 6949531
    Abstract: Disclosed are androgenic steroids of the (14?,17?)-17-(hydroxymethyl) type. The invention relates to an improvement thereof, which is based on the presence of a ?-oriented, annellated cyclopropyl group which includes carbon atoms 16 and 17 of the steroid skeleton, i.e. a 16,17?-methylene moiety. These steroids show an unexpectedly high androgenic potency.
    Type: Grant
    Filed: December 5, 2001
    Date of Patent: September 27, 2005
    Assignee: Akzo Nobel N.V.
    Inventors: Jaap Van Der Louw, Dirk Leysen, Marcel Evert De Gooijer
  • Publication number: 20050153949
    Abstract: The invention is the novel androgen (7?,17?)-7-methyl-17-[(1-oxoundecyl)oxy]estr-4en-3one (MENT undecanoate). This compound distinguishes favourably from other testosterone derivatives in that it has a good solubility in oily media. It particularly exhibits a good dissolved potency relative to testosterone. The compound is particularly suitable for administration by means of injection.
    Type: Application
    Filed: October 13, 2004
    Publication date: July 14, 2005
    Inventors: Dirk Leysen, Hendrikus Van Der Voort
  • Publication number: 20040259849
    Abstract: This invention relates to steroidal compounds having the formula (I), wherein: R1 is O, (H,H), (H,OH), NOH, whereby OH is optionally etherified or esterified; R2 and R3 are independently hydrogen or (C1-4) alkyl and at least one of R2 and R3 is (C1-4) alkyl; R4 is hydrogen, or (C1-15) acyl for use in androgen-related treatments, such as androgen insufficiency and male or female contraception.
    Type: Application
    Filed: March 11, 2004
    Publication date: December 23, 2004
    Inventors: J Jaap Van Der Louw, D Dirk Leysen, M.E. Marcel Evert De Gooijer
  • Publication number: 20040229910
    Abstract: The present invention relates to certain novel benzylamine derivatives, to processes for their preparation, to pharmaceutical formulations containing them and to their use in medical therapy, particularly in the treatment of depression.
    Type: Application
    Filed: November 19, 2003
    Publication date: November 18, 2004
    Inventors: Fredericus Antonius Dijcks, Dirk Leysen, Joannes Theodorus Maria Linders, Gerardus Stephanus Franciscus Ruigt, Ian Craig Carlyle, Simon James Anthony Grove, Duncan Robertson Rae, Simon N. Thorn
  • Publication number: 20040209853
    Abstract: Orally Active androgens are derivative of 7&agr;-methyl-19-nortestosterone. The compounds satisfy formula (I) wherein R1 is O, (H,H), (H,OR), NOR, with R being hydrogen, (C1-6) alkyl, or (C1-6) acyl; R2 is ethyl optionally substituted by halogen; R3 is hydrogen, (C1-2) alkyl, or ethenyl; R4 is (C1-2) alkyl; R5 is hydrogen, or (C1-15)acyl; and the dotted lines indicate optional bonds.
    Type: Application
    Filed: April 29, 2004
    Publication date: October 21, 2004
    Inventors: Jaap Louw van der, Dirk Leysen, Roberta Buma Bursi