Patents by Inventor Martin Szelagiewicz

Martin Szelagiewicz 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: 7504071
    Abstract: A device includes a support (1) and at least two seals (2), which are arranged in a row and are hermetically fitted into cavities, and protrude from the support laterally with respect to inlet and outlet openings, one end of the support being provided with an inlet opening (3) and one end being provided with an outlet opening (4), and the seals being provided with a least one inlet opening and one outlet opening, and the support containing at least one first channel (5) which starts at the inlet opening (3) and is continuous, and is arranged in such a way that it opens into the inlet openings in the side walls of the seals arranged in a row, and one second channel (6) which starts at the outlet opening and is continuous, and is arranged in such a way that it opens into the outlet openings in the side walls of the seals arranged in a row.
    Type: Grant
    Filed: September 13, 2002
    Date of Patent: March 17, 2009
    Assignee: Solvias AG
    Inventors: Fritz Blatter, Brigitte Cron-Eckhardt, Urs Christoph Hofmeier, Peter Koller, Claudia Marcolli, Martin Szelagiewicz
  • Publication number: 20080269315
    Abstract: The present invention is directed to the novel polymorphic Form F of Atorvastatin calcium, processes for the preparation thereof and pharmaceutical compositions comprising this crystalline form.
    Type: Application
    Filed: March 31, 2008
    Publication date: October 30, 2008
    Inventors: Fritz Blatter, Martin Szelagiewicz, Paul Adriaan Van Der Schaaf
  • Patent number: 7442838
    Abstract: Sertraline hydrochloride polymorphic form II is conveniently prepared by adding hydrogen chloride to solution of sertraline free amine in a ketone. In preferred processes, the solution of sertraline free amine seeded with some crystals of polymorphic form II and/or the solution is heated before addition of the hydrogen chloride.
    Type: Grant
    Filed: April 8, 2005
    Date of Patent: October 28, 2008
    Assignee: Ciba Specialty Chemicals Corp.
    Inventors: Paul Adriaan Van Der Schaaf, Franz Schwarzenbach, Hans Jürg Kirner, Martin Szelagiewicz, Claudia Marcolli, Andreas Burkhard
  • Publication number: 20080249149
    Abstract: The present invention is directed to the novel polymorphic Form A and Form B of Rizatriptan benzoate, processes for the preparation thereof and pharmaceutical compositions comprising these crystalline forms.
    Type: Application
    Filed: January 5, 2005
    Publication date: October 9, 2008
    Inventors: Paul Adriaan Van Der Schaaf, Jorg Berghausen, Fritz Blatter, Martin Szelagiewicz, Ulrich Berens
  • Patent number: 7432380
    Abstract: A novel crystalline form of Fluvastatin sodium hydrate is described, referred to hereinafter as polymorphic Form G. Furthermore, processes for the preparation of this crystalline form and pharmaceutical compositions comprising this crystalline form are reported.
    Type: Grant
    Filed: October 6, 2004
    Date of Patent: October 7, 2008
    Assignee: Ciba Specialty Chemicals Corp.
    Inventors: Paul Adriaan Van Der Schaaf, Fritz Blatter, Martin Szelagiewicz
  • Publication number: 20080194604
    Abstract: Bis[(E)-7-[4-(4-fluorophenyl)-6-isopropyl-2-[methyl(methylsulfonyl)amino]pyrimidin-5-yl]-(3R,5S)-3,5-dihydroxyhept-6-enoic acid] (also known as rosuvastatin) calcium salt and hydrates can exist in new crystal forms B and C. These crystal forms provide a higher diversity on crystalline materials to optimize manufacture, formulation and biological efficiency.
    Type: Application
    Filed: January 23, 2006
    Publication date: August 14, 2008
    Inventors: Fritz Blatter, Paul Adriaan Van Der Schaaf, Martin Szelagiewicz
  • Patent number: 7402587
    Abstract: Crystalline forms A and B of 5-methyl-pyridine-2-sulfonic acid [6-methoxy-5-(2-methoxy-phenoxy)-2-pyridin-4-yl-pyrimidin-4-yl]-amide of formula (I) are described, whereby form B is the most stable form. 5-methyl-pyridine-2-sulfonic acid [6-methoxy-5-(2-methoxy-phenoxy)-2-pyridin-4-yl-pyrimidin-4-yl]-amide also forms solvates with, for example, ethanol, acetone, tetrahydrofuran, methanol, isopropanol, 2-butanone and dichloromethane.
    Type: Grant
    Filed: May 12, 2005
    Date of Patent: July 22, 2008
    Assignee: Speedel Pharma AG
    Inventors: Thierry Briand, Alexander Bilz, Fritz Blatter, Martin Szelagiewicz
  • Publication number: 20070173520
    Abstract: Crystalline forms A and B of 5-methyl-pyridine-2-sulfonic acid [6-methoxy-5-(2-methoxy-phenoxy)-2-pyridin-4-yl-pyrimidin-4-yl]-amide of formula (I) are described, whereby form B is the most stable form. 5-methyl-pyridine-2-sulfonic acid [6-methoxy-5-(2-methoxy-phenoxy)-2-pyridin-4-yl-pyrimidin-4-yl]-amide also forms solvates with, for example, ethanol, acetone, tetrahydrofuran, methanol, isopropanol, 2-butanone and dichloromethane.
    Type: Application
    Filed: May 12, 2005
    Publication date: July 26, 2007
    Inventors: Thierry Briand, Alexander Bilz, Fritz Blatter, Martin Szelagiewicz
  • Publication number: 20070173536
    Abstract: The present invention is directed to a novel crystalline form of Zolmitriptan, herein designated as Form A, and several novel solvates of Zolmitriptan, herein designated as Form B, C, D, E, F, and G, processes for the preparation thereof and pharmaceutical compositions comprising these crystalline forms.
    Type: Application
    Filed: January 28, 2005
    Publication date: July 26, 2007
    Applicant: CIBA SPECIALTY CHEMICALS HOLDING INC.
    Inventors: Paul Van Der Schaaf, Fritz Blatter, Martin Szelagiewicz, Ulrich Berens, Susan De Paul
  • Publication number: 20070134803
    Abstract: A process for the detection of polymorphic or pseudopolymorphic forms of solid, molecular and crystallizing compounds, or of molecular, cocrystalline compounds or of solid solutions which consist of at least two solid, molecular and crystallizing compounds, in a series investigation using an apparatus for parallel investigations in vessels of an array under different conditions in each vessel, in which substantially only the amorphous form of the crystallizing compound, a solvate of the crystallizing compound or substantially only the amorphous form or a solvate of a compound in a mixture of at least two compounds is used as a suspension or solution, the solutions of amorphous compound having, at the same temperature, a higher content of crystallizable compounds than is achievable with a corresponding crystalline compound.
    Type: Application
    Filed: October 4, 2004
    Publication date: June 14, 2007
    Applicant: SOLVIAS AG
    Inventors: Fritz Blatter, Martin Szelagiewicz, Markus von Raumer
  • Publication number: 20070078161
    Abstract: (+)- or (?)-erythro-Mefloquine hydrochloride can exist in four crystalline forms A, B, C and D, whereby form A is the most stable form. Form A can be directly produced in morphological forms like thick columns, cuboids, cubes and cube-like forms, which can be easily handled during processing and formulation. (+)- or (?)-eroryth-Mefloquine hydrochloride also forms solvates with acetone, methyl ethyl ketone and tetrahydrofuran.
    Type: Application
    Filed: December 17, 2004
    Publication date: April 5, 2007
    Inventors: Kenneth Sinden, Andrew Baxter, Martin Szelagiewicz, Rolf Hilfiker
  • Publication number: 20070032551
    Abstract: Novel 3-[2-(dimethylamino)methyl-(cyclohex-1-yl)]-phenol fumarate compounds corresponding to formula I: and processes for preparing these compounds are provided. Pharmaceutical compositions including these compounds and methods of treating or alleviating pain with these compounds are also provided.
    Type: Application
    Filed: July 24, 2006
    Publication date: February 8, 2007
    Applicant: GRUENENTHAL GMBH
    Inventors: Michael Gruss, Wolfgang Hell, Joerg Berghausen, Martin Szelagiewicz, Markus Von Raumer, Susan De Paul
  • Publication number: 20070032552
    Abstract: Novel 3-[2-(dimethylamino)methyl-(cyclohex-1-yl)]-phenol maleate compounds corresponding to formula I and processes for preparing these compounds are provided. Pharmaceutical compositions including these compounds and methods of treating or alleviating pain with these compounds are also provided.
    Type: Application
    Filed: July 24, 2006
    Publication date: February 8, 2007
    Applicant: GRUENENTHAL GMBH
    Inventors: Michael Gruss, Wolfgang Hell, Martin Szelagiewicz, Joerg Berghausen, Susan De Paul, Markus Von Raumer
  • Publication number: 20060241167
    Abstract: A novel crystalline form of Fluvastatin sodium hydrate is described, referred to hereinafter as polymorphic Form G. Furthermore, processes for the preparation of this crystalline form and pharmaceutical compositions comprising this crystalline form are reported.
    Type: Application
    Filed: October 6, 2004
    Publication date: October 26, 2006
    Inventors: Paul Van Der Schaaf, Fritz Blatter, Martin Szelagiewicz
  • Publication number: 20060205805
    Abstract: The present invention is directed to new crystalline forms of Atorvastatin calcium (2:1), referred to hereinafter as polymorphic Forms X, A, B1, B2, C, D and E. The present invention also is directed to crystalline Form A of Atorvastatin calcium (2:1) that is stable against the formation of the AED impurity. Furthermore, the present invention is directed to processes for the preparation of these crystalline forms and pharmaceutical compositions comprising the crystalline forms.
    Type: Application
    Filed: May 9, 2006
    Publication date: September 14, 2006
    Inventors: Paul Van Der Schaaf, Fritz Blatter, Martin Szelagiewicz, Kai-Uwe Schoning
  • Publication number: 20060142582
    Abstract: The present invention is directed to new crystalline forms of Pitavastatin hernicalcium salt, referred to hereinafter as polymorphic Forms A, B, C, D, E and F, as well as the amorphous form. Furthermore, the present invention is directed to processes for the preparation of these crystalline forms and the amorphous form and pharmaceutical compositions comprising these crystalline forms or the amorphous form.
    Type: Application
    Filed: February 2, 2004
    Publication date: June 29, 2006
    Inventors: Paul Van Der Schaaf, Fritz Blatter, Martin Szelagiewicz, Kai-Uwe Schoning
  • Publication number: 20060116520
    Abstract: The invention relates to the novel modifications B and C of the compound 1-(2,6-difluorobenzyl)-1H-1,2,3-triazole-4-carboxamide of the formula its use and pharmaceutical preparations comprising this crystal modifications.
    Type: Application
    Filed: January 11, 2006
    Publication date: June 1, 2006
    Inventors: Robert Portmann, Urs Hofmeier, Andreas Burkhard, Walter Scherrer, Martin Szelagiewicz
  • Patent number: 7045661
    Abstract: Crystalline forms of Venlafaxine hydrochloride were found, referred to hereinafter as polymorphic Forms A, B and D. Furthermore, the present invention is directed to processes for the preparation of these crystalline forms and pharmaceutical compositions comprising the crystalline forms.
    Type: Grant
    Filed: March 30, 2005
    Date of Patent: May 16, 2006
    Assignee: Ciba Specialty Chemicals Corporation
    Inventors: Paul Adriaan Van Der Schaaf, Claudia Marcolli, Martin Szelagiewicz, Beat Freiermuth
  • Publication number: 20050256205
    Abstract: Crystalline forms of Venlafaxine hydrochloride were found, referred to hereinafter as polymorphic Forms A, B and D. Furthermore, the present invention is directed to processes for the preparation of these crystalline forms and pharmaceutical compositions comprising the crystalline forms.
    Type: Application
    Filed: March 30, 2005
    Publication date: November 17, 2005
    Inventors: Paul Adriaan Schaaf, Claudia Marcolli, Martin Szelagiewicz, Beat Freiermuth
  • Publication number: 20050197404
    Abstract: Sertraline hydrochloride polymorphic form II is conveniently prepared by adding hydrogen chloride to solution of sertraline free amine in a ketone. In preferred processes, the solution of sertraline free amine seeded with some crystals of polymorphic form II and/or the solution is heated before addition of the hydrogen chloride.
    Type: Application
    Filed: April 8, 2005
    Publication date: September 8, 2005
    Inventors: Paul Van Der Schaaf, Franz Schwarzenbach, Hans Kirner, Martin Szelagiewicz, Claudia Marcolli, Andreas Burkhard