Patents by Inventor Claudia Marcolli
Claudia Marcolli 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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Patent number: 7504071Abstract: 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: GrantFiled: September 13, 2002Date of Patent: March 17, 2009Assignee: Solvias AGInventors: Fritz Blatter, Brigitte Cron-Eckhardt, Urs Christoph Hofmeier, Peter Koller, Claudia Marcolli, Martin Szelagiewicz
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Patent number: 7442838Abstract: 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: GrantFiled: April 8, 2005Date of Patent: October 28, 2008Assignee: Ciba Specialty Chemicals Corp.Inventors: Paul Adriaan Van Der Schaaf, Franz Schwarzenbach, Hans Jürg Kirner, Martin Szelagiewicz, Claudia Marcolli, Andreas Burkhard
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Patent number: 7045661Abstract: 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: GrantFiled: March 30, 2005Date of Patent: May 16, 2006Assignee: Ciba Specialty Chemicals CorporationInventors: Paul Adriaan Van Der Schaaf, Claudia Marcolli, Martin Szelagiewicz, Beat Freiermuth
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Publication number: 20050256205Abstract: 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: ApplicationFiled: March 30, 2005Publication date: November 17, 2005Inventors: Paul Adriaan Schaaf, Claudia Marcolli, Martin Szelagiewicz, Beat Freiermuth
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Publication number: 20050197404Abstract: 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: ApplicationFiled: April 8, 2005Publication date: September 8, 2005Inventors: Paul Van Der Schaaf, Franz Schwarzenbach, Hans Kirner, Martin Szelagiewicz, Claudia Marcolli, Andreas Burkhard
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Patent number: 6939992Abstract: A crystalline form of sertraline hydrochloride was found, referred to hereinafter as polymorphic form CSC2 having a dissolution rate which surprisingly will increase rate of absorption of a drug. Furthermore, different crystalline forms of sertraline hydrochloride alcohol solvates, crystalline forms of sertraline hydrochloride hydrates, referred to hereinafter as polymorphic form CSC1, a process for the preparation of the amorphous form of sertraline hydrochloride, and different processes for the preparation of polymorphic forms I, II, V, and T1 are disclosed.Type: GrantFiled: December 15, 2003Date of Patent: September 6, 2005Assignee: Ciba Specialty Chemicals CorporationInventors: Paul Adriaan Van Der Schaaf, Franz Schwarzenbach, Hans-Jörg Kirner, Martin Szelagiewicz, Claudia Marcolli, Andreas Burkhard
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Patent number: 6906087Abstract: 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: GrantFiled: October 23, 2001Date of Patent: June 14, 2005Assignee: Ciba Specialty Chemicals CorpationInventors: Paul Adriaan Van Der Schaaf, Claudia Marcolli, Martin Szelagiewicz, Beat Freiermuth
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Publication number: 20050119351Abstract: An improved process for the preparation of sertraline hydrochloride polymorphic form II is described, which process comprises seeding a solution of sertraline free amine in a ketone with some crystals of polymorphic form II and addition of hydrogen chloride, and wherein the solution is heated before addition of the hydrogen chloride. According to the present process, the metastable form II may be obtained in a reliable way with good yield and high purity with respect to other polymorphic forms as well as preparative residues such as educts or solvents.Type: ApplicationFiled: September 21, 2004Publication date: June 2, 2005Inventors: Paul Van Der Schaaf, Franz Schwarzenbach, Hans-Jorg Kirner, Martin Szelagiewicz, Claudia Marcolli, Andreas Burkhard
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Publication number: 20050107359Abstract: The present invention is directed to the polymorphic Form B and the amorphous form of Benazepril hydrochloride. The present invention is also directed to processes for the preparation of Form B and the amorphous form of Benazepril hydrochloride, as well as novel processes for the preparation of Form A. Furthermore, the present invention is directed to pharmaceutical compositions comprising these crystalline forms.Type: ApplicationFiled: July 17, 2003Publication date: May 19, 2005Inventors: Paul Van Der Schaaf, Claudia Marcolli, Fritz Blatter, Martin Szelagiewicz
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Patent number: 6872853Abstract: A cystalline form of sertraline hydrochloride was found, referred to hereinafter as polymorphic form CSC2 having a dissolution rate which surprisingly will increase rate of absorption of a drug. Furthermore, different crystalline forms of sertraline hydrochloride alcohol solvates, crystalline forms of sertraline hydrochloride hydrates, referred to hereinafter as polymorphic form CSC1, a process for the preparation of the amorphous form of sertraline hydrochloride, and different processes for the preparation of polymorphic forms I, II, V, and T1 are disclosed.Type: GrantFiled: October 23, 2000Date of Patent: March 29, 2005Assignee: Ciba Specialty Chemicals CorporationInventors: Paul Adriaan Van Der Schaaf, Franz Schwarzenbach, Hans-Jörg Kirner, Martin Szelagiewicz, Claudia Marcolli, Andreas Burkhard, Regine Peter
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Patent number: 6858643Abstract: Crystalline forms of the (3R,5S)- and the (3S,5R)-enantiomers of fluvastatin, referred to as polymorphic Forms A, B1, B2, C, D and E, processes for the preparation of these crystalline forms and pharmaceutical compositions comprising them are disclosed.Type: GrantFiled: October 23, 2001Date of Patent: February 22, 2005Assignee: Ciba Specialty Chemicals CorporationInventors: Paul Adriaan Van Der Schaaf, Heinz Wolleb, Annemarie Wolleb, Claudia Marcolli, Martin Szelagiewicz, Andreas Burkhard, Beat Freiermuth
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Publication number: 20040239044Abstract: Device consisting of 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: ApplicationFiled: March 10, 2004Publication date: December 2, 2004Inventors: Fritz Blatter, Brigitte Cron-Eckhardt, Urs Christoph Hofmeier, Peter Koller, Claudia Marcolli, Martin Szelagiewicz
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Publication number: 20040132828Abstract: A crystalline form of sertraline hydrochloride was found, referred to hereinafter as polymorphic form CSC2 having a dissolution rate which surprisingly will increase rate of absorption of a drug.Type: ApplicationFiled: December 15, 2003Publication date: July 8, 2004Inventors: Paul Adriaan Van Der Schaaf, Franz Schwarzenbach, Hans-Jorg Kirner, Martin Szelagiewicz, Claudia Marcolli, Andreas Burkhard, Regine Peter
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Patent number: 6696479Abstract: Novel crystalline forms of Fluvastatin sodium hydrates were found, referred to hereinafter as polymorphic Forms C, D, E and F. Furthermore, the present invention is directed to processes for the preparation of these crystalline forms, a process for the preparation of highly crystalline Fluvastatin sodium Form A, and pharmaceutical compositions comprising the crystalline forms.Type: GrantFiled: July 30, 2002Date of Patent: February 24, 2004Assignee: Ciba Specialty Chemicals CorporationInventors: Paul Adriaan Van Der Schaaf, Claudia Marcolli, Martin Szelagiewicz, Andreas Burkhard, Heinz Wolleb, Annemarie Wolleb
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Publication number: 20030125569Abstract: Crystalline forms of the (3R,5S)- and the (3S,5R)-enantiomer of fluvastatin were found, referred to hereinafter as polymorphic Forms A, B1, B2, C, D and E. Furthermore, the present invention is directed to processes for the preparation of these crystalline forms and pharmaceutical compositions comprising the crystalline forms.Type: ApplicationFiled: October 1, 2002Publication date: July 3, 2003Inventors: Paul Adriaan Van Der Schaaf, Heinz Wolleb, Annemarie Wolleb, Claudia Marcolli, Martin Szelagiewicz, Andreas Burkhard, Beat Freiermuth
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Publication number: 20030105359Abstract: 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: ApplicationFiled: October 1, 2002Publication date: June 5, 2003Inventors: Paul Adriaan Van Der Schaaf, Claudia Marcolli, Martin Szelagiewicz, Beat Freiermuth
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Publication number: 20030032666Abstract: Novel crystalline forms of Fluvastatin sodium hydrates were found, referred to hereinafter as polymorphic Forms C, D, E and F. Furthermore, the present invention is directed to processes for the preparation of these crystalline forms, a process for the preparation of highly crystalline Fluvastatin sodium Form A, and pharmaceutical compositions comprising the crystalline forms.Type: ApplicationFiled: July 30, 2002Publication date: February 13, 2003Inventors: Paul Adriaan Van Der Schaaf, Claudia Marcolli, Martin Szelagiewicz, Andreas Burkhard, Heinz Wolleb, Annemarie Wolleb