Patents by Inventor Constant Adriaan Anton van Boeckel

Constant Adriaan Anton van Boeckel 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: 20230121721
    Abstract: Provided are compounds of formula (I), or a pharmaceutically acceptable salt or solvate thereof: Also provided are compositions comprising compounds of formula (I). The compounds and compositions are also provided for use as medicaments, for example as medicaments useful in the treatment of a condition modulated by monoacylglycerol lipase (MAGL). Also provided are the use of compounds and compositions for the inhibition of monoacylglycerol lipase (MAGL).
    Type: Application
    Filed: March 3, 2021
    Publication date: April 20, 2023
    Inventors: Marcelis VAN DER STELT, Ming JIANG, Florian David MOHR, Constant Adriaan Anton VAN BOECKEL, Mirjam Cornelia Wellemina HUIZENGA, Avand AMEDI
  • Patent number: 8445450
    Abstract: The present invention relates compounds of the formula (I) oligosaccharide-spacer-A??(I), wherein the oligosaccharide is a negatively charged oligosaccharide residue comprising two to twenty five monosaccharide units, the charge being compensated by positively charged counterions, and wherein the oligosaccharide residue is derived from an oligosaccharide which has (AT-III mediated) anti-Xa activity per se; the spacer is an essentially pharmacologically inactive flexible linking residue having a chain length of 10 to 70 atoms; A is the residue —CH[NH—SO2—R1][CO—NR2—CH(4-benzamidine)-CO—NR3R4].
    Type: Grant
    Filed: April 4, 2012
    Date of Patent: May 21, 2013
    Assignee: Merck Sharp & Dohme B.V.
    Inventors: Martin De Kort, Constant Adriaan Anton Van Boeckel
  • Publication number: 20120245109
    Abstract: The present invention relates compounds of the formula (I) oligosaccharide-spacer-A ??(I), wherein the oligosaccharide is a negatively charged oligosaccharide residue comprising two to twenty five monosaccharide units, the charge being compensated by positively charged counterions, and wherein the oligosaccharide residue is derived from an oligosaccharide which has (AT-III mediated) anti-Xa activity per se; the spacer is an essentially pharmacologically inactive flexible linking residue having a chain length of 10 to 70 atoms; A is the residue —CH[NH—SO2—R1][CO—NR2—CH(4-benzamidine)-CO—NR3R4], wherein R1 is phenyl, naphthyl, 1,2,3,4-tetrahydronaphthyl, (iso)quinolinyl, tetrahydro(iso)quinolinyl, 3,4-dihydro-1H-isoquinolinyl, chromanyl or the camphor group, which groups may optionally be substituted with one or more substituents selected from (1-8C)alkyl or (1-8C)alkoxy; and wherein R2 and R3 are independently H or (1-8C)alkyl; R4 is (1-8C)alkyl or (3-8C)cycloalkyl; or R3 and R4 together with the nitroge
    Type: Application
    Filed: April 4, 2012
    Publication date: September 27, 2012
    Applicant: MSD OSS B.V.
    Inventors: Martin DE KORT, Constant Adriaan Anton VAN BOECKEL
  • Publication number: 20120238512
    Abstract: The present invention relates compounds of the formula (I) oligosaccharide-spacer-A (I), wherein the oligosaccharide is a negatively charged oligosaccharide residue comprising two to twenty five monosaccharide units, the charge being compensated by positively charged counterions, and wherein the oligosaccharide residue is derived from an oligosaccharide which has (AT-III mediated) anti-Xa activity per se; the spacer is an essentially pharmacologically inactive flexible linking residue having a chain length of 10 to 70 atoms; A is the residue —CH[NH—SO2—R1] [CO—NR2—CH(4-benzamidine)-CO—NR3R4], wherein R1 is phenyl, naphthyl, 1,2,3,4-tetrahydronaphthyl, (iso)quinolinyl, tetrahydro(iso)quinolinyl, 3,4-dihydro-1H-isoquinolinyl, chromanyl or the camphor group, which groups may optionally be substituted with one or more substituents selected from (1-8C)alkyl or (1-8C)alkoxy; and wherein R2 and R3 are independently H or (1-8C)alkyl; R4 is (-8C)alkyl or (3-8C)cycloalkyl; or R3 and R4 together with the nitrogen atom t
    Type: Application
    Filed: April 4, 2012
    Publication date: September 20, 2012
    Applicant: MSD OSS B.V.
    Inventors: Martin De Kort, Constant Adriaan Anton Van Boeckel
  • Patent number: 8183228
    Abstract: The present invention relates compounds of the formula: oligosaccharide-spacer-(GpIIb/IIIa antagonist), wherein the oligosaccharide is a negatively charged oligosaccharide residue comprising four to twenty five monosaccharide units, the charge being compensated by positively charged counterions, and wherein the oligosaccharide residue is derived from an oligosaccharide which has (AT-III mediated) anti-Xa activity per se; the spacer is a bond or an essentially pharmacologically inactive linking residue; the GpIIb/IIIa antagonist is a residue mimicking the RGD and/or K(QA)GD fragment of fibrinogen, comprising a carboxylate moiety and a basic moiety located within the residue at a distance of 10-20 ? from each other; or a pharmaceutically acceptable salt thereof or a prodrug or a solvate thereof; wherein the compound of formula I further comprises at least one covalent bond with a biotin label or an analogue thereof.
    Type: Grant
    Filed: October 6, 2006
    Date of Patent: May 22, 2012
    Assignee: MSD OSS B.V. Netherlands
    Inventors: Martin De Kort, Constant Adriaan Anton Van Boeckel, Charles David Nicholson
  • Patent number: 8168595
    Abstract: The present invention relates to compounds of the formula (I) oligosaccharide-spacer-A (1), wherein the oligosaccharide is a negatively charged oligosaccharide residue comprising two to twenty five monosaccharide units, the charge being compensated by positively charged counterions, and wherein the oligosaccharide residue is derived from an oligosaccharide which has (AT-III mediated) anti-Xa activity per se; the spacer is an essentially pharmacologically inactive flexible linking residue having a chain length of 10 to 70 atoms; A is the residue —CH[NH—SO2—R1[CO—NR2—CH(4-benzamidine)-CO—NR3R4], wherein R1 is phenyl, naphthyl, 1,2,3,4-tetrahydronaphthyl, (iso)quinolinyl, tetrahydro(iso)quinolinyl, 3,4-dihydro-1H-isoquinolinyl, chromanyl or the camphor group, which groups may optionally be substituted with one or more substituents selected from (1-8C)alkyl or (1-8C)alkoxy; and wherein R2 and R3 are independently H or (1-8C)alkyl; R4 is (-8C)alkyl or (3-8C)cycloalkyl; or R3 and R4 together with the nitrogen atom
    Type: Grant
    Filed: December 21, 2005
    Date of Patent: May 1, 2012
    Assignee: Msd Oss B.V
    Inventors: Martin De Kort, Constant Adriaan Anton Van Boeckel
  • Publication number: 20120039843
    Abstract: The present invention relates to conjugates of a polypeptide and an oligosaccharide, wherein the polypeptide is conjugated to at least one oligosaccharide-spacer residue, the oligosaccharide being a synthetic sulfated oligosaccharide comprising 4-18 monosaccharide units and per se having affinity to antithrombin III and the spacer being a bond or an essentially pharmacologically inactive flexible linking residue, or a pharmaceutically acceptable salt thereof. The conjugates of the invention have improved pharmacokinetic properties when compared to the original polypeptides (i.e. the corresponding non-conjugated polypeptides per se).
    Type: Application
    Filed: September 8, 2011
    Publication date: February 16, 2012
    Applicant: N.V. Organon
    Inventors: Ebo Sybren Bos, Martin De Kort, Meertinus Jan Smit, Constant Adriaan Anton Van Boeckel
  • Patent number: 8106007
    Abstract: The present invention relates to conjugates of a polypeptide and an oligosaccharide, wherein the polypeptide is conjugated to at least one oligosaccharide-spacer residue, the oligosaccharide being a synthetic sulfated oligosaccharide comprising 4-18 monosaccharide units and per se having affinity to antithrombin III and the spacer being a bond or an essentially pharmacologically inactive flexible linking residue, or a pharmaceutically acceptable salt thereof. The conjugates of the invention have improved pharmacokinetic properties when compared to the original polypeptides (i.e. the corresponding non-conjugated polypeptides per se).
    Type: Grant
    Filed: January 31, 2006
    Date of Patent: January 31, 2012
    Assignee: N.V. Organon
    Inventors: Ebo Sijbren Bos, Martin De Kort, Meertinus Jan Smit, Constant Adriaan Anton Van Boeckel
  • Publication number: 20100004186
    Abstract: The present invention relates compounds of the formula (I) oligosaccharide-spacer-A (1), wherein the oligosaccharide is a negatively charged oligosaccharide residue comprising two to twenty five monosaccharide units, the charge being compensated by positively charged counterions, and wherein the oligosaccharide residue is derived from an oligosaccharide which has (AT-III mediated) anti-Xa activity per se; the spacer is an essentially pharmacologically inactive flexible linking residue having a chain length of 10 to 70 atoms; A is the residue —CH[NH—SO2—R1][CO—NR2—CH(4-benzamidine)-CO—NR3R4], wherein R1 is phenyl, naphthyl, 1,2,3,4-tetrahydronaphthyl, (iso)quinolinyl, tetrahydro(iso)quinolinyl, 3,4-dihydro-1H-isoquinolinyl, chromanyl or the camphor group, which groups may optionally be substituted with one or more substituents selected from (1-8C)alkyl or (1-8C)alkoxy; and wherein R2 and R3 are independently H or (1-8C)alkyl; R4 is (?8C)alkyl or (3-8C)cycloalkyl; or R3 and R4 together with the nitrogen atom to
    Type: Application
    Filed: December 21, 2005
    Publication date: January 7, 2010
    Applicant: N.V. ORGANON
    Inventors: Martin De Kort, Constant Adriaan Anton Van Boeckel
  • Publication number: 20080139459
    Abstract: The present invention relates to conjugates of a polypeptide and an oligosaccharide, wherein the polypeptide is conjugated to at least one oligosaccharide-spacer residue, the oligosaccharide being a synthetic sulfated oligosaccharide comprising 4-18 monosaccharide units and per se having affinity to antithrombin III and the spacer being a bond or an essentially pharmacologically inactive flexible linking residue, or a pharmaceutically acceptable salt thereof. The conjugates of the invention have improved pharmacokinetic properties when compared to the original polypeptides (i.e. the corresponding non-conjugated polypeptides per se).
    Type: Application
    Filed: January 31, 2006
    Publication date: June 12, 2008
    Applicant: N.V. Organon
    Inventors: Ebo Sybren Bos, Martin De Kort, Meertinus Jan Smit, Constant Adriaan Anton Van Boeckel
  • Patent number: 6875755
    Abstract: The present invention relates to compounds of the formula (I), wherein R is independently SO3? or CH3; the spacer is a flexible spacer of a length of 13-25 atoms; the charge of the pentasaccharide residue is compensated by positively charged counterions; and the total number of sulfate groups in the pentasaccharide residue is 4, 5 or 6; or a pharmaceutically acceptable salt, a prodrug or a solvate thereof. The compounds of the invention have antithrombotic activity and can be used in treating or preventing thrombin-related diseases.
    Type: Grant
    Filed: December 1, 2000
    Date of Patent: April 5, 2005
    Assignee: Akzo Nobel N.V.
    Inventors: Constant Adriaan Anton Van Boeckel, Cornelis Maria Tromp, Tamara Theodora Maria Geertsen
  • Patent number: 6797710
    Abstract: The present invention relates to antithrombotic compounds comprising the group Q, Q having formula (I), wherein the substructure (i) is a structure selected from (a, b and c), wherein X is O or S; X′ being independently CH or N; and m is 0, 1, 2 or 3; wherein the group Q is bound through an oxygen atom or an optionally substituted nitrogen or carbon atom, or a pharmaceutically acceptable salt thereof or a prodrug thereof. The compounds of the invention are therapeutically active and in particular are antithrombotic agents.
    Type: Grant
    Filed: June 20, 2002
    Date of Patent: September 28, 2004
    Assignee: Akzo Nobel N.V.
    Inventors: Constant Adriaan Anton van Boeckel, Philippus Johannes Marie van Galen, Johannes Bernardus Maria Rewinkel
  • Publication number: 20030130270
    Abstract: The present invention relates to antithrombotic compounds comprising the group Q, Q having formula (I), wherein the substructure (i) is a structure selected from (a, b and c), wherein X is 0 or S; X′ being independently CH or N; and m is 0, 1, 2 or 3; wherein the group Q is bound through an oxygen atom or an optionally substituted nitrogen or carbon atom, or a pharmaceutically acceptable salt thereof or a prodrug thereof. The compounds of the invention are therapeutically active and in particular are antithrombotic agents.
    Type: Application
    Filed: June 20, 2002
    Publication date: July 10, 2003
    Inventors: Constant Adriaan Anton van Boeckel, Philippus Johannes Marie van Galen, Johannes Bernardus Maria Rewinkel
  • Publication number: 20030114361
    Abstract: The present invention relates to compounds of the formula (I), wherein R is independently SO3− or CH3; the spacer is a flexible spacer of a length of 13-25 atoms the charge of the pentasaccharide residue is compensated by positively charged counterions; and the total number of sulfate groups in the pentasaccharide residue is 4, 5 or 6; or a pharmaceutically acceptable salt, a prodrug or a solvate thereof. The compounds of the invention have antithrombotic activity and can be used in treating or preventing thrombin-related diseases.
    Type: Application
    Filed: August 29, 2002
    Publication date: June 19, 2003
    Inventors: Constant Adriaan Anton Van Boeckel, Cornelis Maria Tromp, Tamara Theodora Maria Geersten
  • Patent number: 6486129
    Abstract: The present invention relates to compounds of formula (1), wherein R1 is phenyl, naphthyl, 1,2,3,4-tetrahydronaphthyl, (iso)quinolinyl, tetrahydro(iso)quinolinyl, 3,4-dihydro-1H-isoquinolinyl, chromanyl or the camphor group, which groups may optionally be substituted with one or more substitutents selected from (1-8C)alkyl or (1-8C)alkoxy; R2 and R3 are independently H or (1-8C)alkyl; R4 is (1-8C)alkyl or (3-8C)cycloalkyl; or R3 and R4 together with the nitrogen atom to which they are bonded are a nonaromatic (4-8)membered ring optionally containing another heteroatom, the ring optionally being substituted with (1-8C)alkyl or SO2-(1-8C)alkyl; Q is a spacer having a chain length of 10 to 70 atoms; and Z is a negatively charged oligosaccharide residue comprising two to six monosaccharide units, the charge being compensated by positively charged counterions; or a pharmaceutically acceptable salt thereof or a prodrug thereof.
    Type: Grant
    Filed: December 18, 2000
    Date of Patent: November 26, 2002
    Assignees: Akzo Nobel N.V., University Leiden
    Inventors: Cornelia Maria Tromp, Johannes Egbertus Maria Basten, Constant Adriaan Anton van Boeckel, Rogier Christian Buijsman
  • Patent number: 6444672
    Abstract: The present invention relates to heterocyclic antithrombotic compounds comprising a compound of the Formula I, wherein X′ is independently CH or N, and m is 0, 1, 2 or 3, or a pharmaceutically acceptable salt or prodrug thereof.
    Type: Grant
    Filed: April 17, 2000
    Date of Patent: September 3, 2002
    Assignee: Akzo Nobel N.V.
    Inventors: Constant Adriaan Anton van Boeckel, Philippus Johannes Marie van Galen, Johannes Bernardus Maria Rewinkel
  • Patent number: 6432955
    Abstract: The present invention relates to therapeutically active antithrombotic compounds.
    Type: Grant
    Filed: October 4, 2000
    Date of Patent: August 13, 2002
    Assignee: Akzo Nobel N.V.
    Inventors: Constant Adriaan Anton van Boeckel, Philippus Johannes Marie van Galen, Johannes Bernardus Maria Rewinkel
  • Patent number: 6194409
    Abstract: The present invention relates to antithrombotic compounds comprising the group Q, Q having formula (I), wherein the substructure (i) is a structure selected from (a, b and c), wherein X is O or S; X′ being independently CH or N; and m is 0, 1, 2 or 3; wherein the group Q is bound through an oxygen atom or an optionally substituted nitrogen or carbon atom, or a pharmaceutically acceptable salt thereof or a prodrug thereof. The compounds of the invention are therapeutically active and in particular are antithrombotic agents.
    Type: Grant
    Filed: October 19, 1999
    Date of Patent: February 27, 2001
    Assignee: Akzo Nobel N.V.
    Inventors: Constant Adriaan Anton van Boeckel, Philippus Johannes Marie van Galen, Johannes Bernardus Maria Rewinkel
  • Patent number: 6174863
    Abstract: The invention relates to a carbohydrate derivative having formula I wherein R1 is (1-4C)alkoxy; R2, R3 and R4 are independently (1-4C)alkoxy or OSO3−, the total number of sulfate groups is 4, 5, or 6; and the twisted lines represent bonds either above or below the plane of the six-membered ring to which they are attached; or a pharmaceutically acceptable salt thereof. The compounds of the invention have antithrombotic activity and may be used for treating or preventing thrombosis and for inhibiting smooth muscle cell proliferation.
    Type: Grant
    Filed: November 18, 1998
    Date of Patent: January 16, 2001
    Assignee: Akzo Nobel N.V.
    Inventors: Constant Adriaan Anton van Boeckel, Maurice Petitou, Philippe Duchaussoy, Cornelia Maria Dreef-Tromp, Johannes Egbertus Maria Basten
  • Patent number: 5872110
    Abstract: The invention relates to carbohydrate derivatives having the formula I, ##STR1## wherein R.sup.1 is H or CH.sub.2 OSO.sub.3.sup.-, R.sup.2 and R.sup.3 are independently H, (1-6C)alkyl or SO.sub.3.sup.- ; R.sup.4 is OSO.sub.3.sup.- or NHSO.sub.3.sup.- ; n is 0 or 1; p is 1 or 2; or a pharmaceutically acceptable salt thereof The compounds of the invention have antithrombotic activity and may be used for inhibiting smooth muscle cell proliferation.
    Type: Grant
    Filed: April 30, 1997
    Date of Patent: February 16, 1999
    Assignee: Akzo Nobel N.V. and Sanofi
    Inventors: Constant Adriaan Anton Van Boeckel, Pieter Westerduin