Patents by Inventor Andreas Hotter
Andreas Hotter 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: 12098297Abstract: Plastic powder for use as a building material for manufacturing a three-dimensional object by layer-by-layer melting and solidification by hardening of the building material at the positions corresponding to the cross-section of the three-dimensional object in the respective layer by exposure to radiation, preferably by exposure to NIR radiation, wherein the plastic powder comprises a dry blend of polymer-based particles and particles of a NIR absorber, wherein the NIR absorber comprises carbon black or is carbon black and wherein the weight percentage of carbon black in the total weight of polymer and carbon black particles is in the range of at least 0.02% and at most 0.45%, and/or wherein the carbon black has a mean primary particle diameter in the range of from 15 nm to 70 nm, preferably of at least 26 nm and/or at most 58 nm.Type: GrantFiled: November 7, 2019Date of Patent: September 24, 2024Assignee: EOS GmbH Electro Optical SystemsInventors: Andreas Hotter, Stefan Paternoster, Heiko Pfisterer, Malin Gerg, Thomas Mattes, Marius Christ
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Patent number: 11732133Abstract: A process for producing a three-dimensional object by selectively layer-by-layer solidification of a powdery material layer at the locations corresponding to the cross-section of the object in a respective layer by exposure to electromagnetic radiation. The powdery material comprises at least one polymer which is obtainable from its melt only in substantially amorphous or completely amorphous form, or a polyblend which is obtainable from its melt only in substantially amorphous or completely amorphous form. The powdery material has a specific melting enthalpy of at least 1 J/g.Type: GrantFiled: April 25, 2018Date of Patent: August 22, 2023Assignee: EOS GmbH Electro Optical SystemsInventors: Andreas Pfister, Andreas Hotter, Peter Keller, Karl Freihart
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Publication number: 20220010144Abstract: Plastic powder for use as a building material for manufacturing a three-dimensional object by layer-by-layer melting and solidification by hardening of the building material at the positions corresponding to the cross-section of the three-dimensional object in the respective layer by exposure to radiation, preferably by exposure to NIR radiation, wherein the plastic powder comprises a dry blend of polymer-based particles and particles of a NIR absorber, wherein the NIR absorber comprises carbon black or is carbon black and wherein the weight percentage of carbon black in the total weight of polymer and carbon black particles is in the range of at least 0.02% and at most 0.45%, and/or wherein the carbon black has a mean primary particle diameter in the range of from 15 nm to 70 nm, preferably of at least 26 nm and/or at most 58 nm.Type: ApplicationFiled: November 7, 2019Publication date: January 13, 2022Applicant: EOS GmbH Electro Optical SystemsInventors: Andreas Hotter, Stefan Paternoster, Heiko Pfisterer, Malin Gerg, Thomas Mattes, Marius Christ
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Publication number: 20210403652Abstract: Plastic powder for use as building material for additively manufacturing a three-dimensional object by selectively solidifying the building material at the positions corresponding to the cross-section of the three-dimensional object in the respective layer, in particular by exposure to radiation, wherein the plastic powder comprises a mixture of polymer-based particles and particles of a particulate additive and wherein the particulate additive is selected such that the crystallization point of the mixture of the polymer-based particles and the particulate additive is substantially not increased compared to the crystallization point of a mixture of the polymer-based particles without the particulate additive.Type: ApplicationFiled: November 7, 2019Publication date: December 30, 2021Applicant: EOS GmbH Electro Optical SystemsInventors: Andreas Hotter, Stoyan Frangov, Marius Christ
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Publication number: 20200140706Abstract: A process for producing a three-dimensional object by selectively layer-by-layer solidification of a powdery material layer at the locations corresponding to the cross-section of the object in a respective layer by exposure to electromagnetic radiation. The powdery material comprises at least one polymer which is obtainable from its melt only in substantially amorphous or completely amorphous form, or a polyblend which is obtainable from its melt only in substantially amorphous or completely amorphous form. The powdery material has a specific melting enthalpy of at least 1 J/g.Type: ApplicationFiled: April 25, 2018Publication date: May 7, 2020Applicant: EOS GmbH Electro Optical SystemsInventors: Andreas Pfister, Andreas Hotter, Peter Keller, Karl Freihart
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Patent number: 10323056Abstract: The present invention relates to non-stoichiometric crystalline hydrates of 1-(?-D-glucopyranosyl)-4-methyl-3-[5-(4-fluorophenyl)-2-thienylmethyl]benzene, processes for their preparation, and their use as medicaments. In addition the present invention relates to pharmaceutical compositions comprising an effective amount of the novel crystalline hydrates.Type: GrantFiled: May 7, 2014Date of Patent: June 18, 2019Assignee: Lek Pharmaceuticals d.d.Inventors: Lovro Selic, Andreas Hotter, Christoph Langes, Ulrich Griesser
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Patent number: 10265326Abstract: The present invention relates to crystalline form C of avibactam sodium and to a process for its preparation. The invention also concerns a pharmaceutical composition comprising form C and one or more antibacterial agents, wherein at least one antibacterial agent is a beta-lactam antibiotic. The pharmaceutical composition of the present invention can be used as medicament, in particular for treatment and/or prevention of bacterial infections.Type: GrantFiled: August 9, 2016Date of Patent: April 23, 2019Assignee: Sandoz AGInventors: Andreas Hotter, Verena Adamer, Hannes Lengauer
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Patent number: 10189860Abstract: The invention relates to novel hydrates of dolutegravir sodium and to processes for their preparation. Furthermore, the invention relates to a novel crystalline form of dolutegravir sodium, which is a useful intermediate for the preparation of one of the novel hydrates. In addition, the invention relates to the use of the novel hydrates for the production of pharmaceutical compositions. Finally, the invention relates to pharmaceutical compositions comprising an effective amount of the novel hydrates, to oral dosage forms comprising said pharmaceutical compositions, to a process for preparing said oral dosage forms, and to the use of said pharmaceutical compositions or dosage forms in the treatment of retroviral infections such as HIV-1 infections.Type: GrantFiled: July 29, 2015Date of Patent: January 29, 2019Inventors: Andreas Hotter, Andrea Thaler, Andrija Lebar, Biljana Jankovic, Klemen Naversnik, Uros Klancar, Zrinka Abramovic
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Publication number: 20180193351Abstract: The present invention relates to crystalline form C of avibactam sodium and to a process for its preparation. The invention also concerns a pharmaceutical composition comprising form C and one or more antibacterial agents, wherein at least one antibacterial agent is a beta-lactam antibiotic. The pharmaceutical composition of the present invention can be used as medicament, in particular for treatment and/or prevention of bacterial infections.Type: ApplicationFiled: August 9, 2016Publication date: July 12, 2018Applicant: Sandoz AGInventors: Andreas Hotter, Verena Adamer, Hannes Lengauer
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Patent number: 9867829Abstract: The present invention relates to a stable pharmaceutical composition comprising amorphous or crystalline linagliptin or a pharmaceutically acceptable salt of linagliptin, mannitol, copovidone, and magnesium stearate, processes for preparing the stable pharmaceutical composition, and a container comprising the stable pharmaceutical composition.Type: GrantFiled: August 12, 2013Date of Patent: January 16, 2018Assignee: SANDOZ AGInventors: Franz X. Schwarz, Georg Anker, Johann Bacher, Andreas Hotter
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Publication number: 20170369475Abstract: The present invention relates to a hydrate of flibanserin, a process for its preparation and to a pharmaceutical composition comprising the hydrate. The invention further relates to the use of said pharmaceutical composition as a medicament in particular for the treatment of hypoactive sexual desire disorder (HSDD).Type: ApplicationFiled: June 23, 2016Publication date: December 28, 2017Applicant: Sandoz AGInventors: Andreas Hotter, Hannes Lengauer, Gerhard Widschwenter
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Patent number: 9732053Abstract: The present invention relates to 1-[2-(2,4-dimethylphenylsulfanyl)phenyl]piperazine acetate in crystalline form and to methods for the preparation thereof. In addition the present invention relates to solid pharmaceutical compositions for oral administration comprising an effective amount of the crystalline 1-[2-(2,4-dimethylphenylsulfanyl)phenyl]piperazine acetate. Moreover, the present invention relates to the use of crystalline 1-[2-(2,4-dimethylphenylsulfanyl)phenyl]piperazine acetate for the preparation of pharmaceutical compositions.Type: GrantFiled: June 30, 2014Date of Patent: August 15, 2017Assignee: LEK PHARMACEUTICALS D.D.Inventors: Andreas Hotter, Robert Ziegert-Knepper, Verena Adamer, Arthur Pichler
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Publication number: 20170217987Abstract: The invention relates to novel hydrates of dolutegravir sodium and to processes for their preparation. Furthermore, the invention relates to a novel crystalline form of dolutegravir sodium, which is a useful intermediate for the preparation of one of the novel hydrates. In addition, the invention relates to the use of the novel hydrates for the production of pharmaceutical compositions. Finally, the invention relates to pharmaceutical compositions comprising an effective amount of the novel hydrates, to oral dosage forms comprising said pharmaceutical compositions, to a process for preparing said oral dosage forms, and to the use of said pharmaceutical compositions or dosage forms in the treatment of retroviral infections such as HIV-1 infections.Type: ApplicationFiled: July 29, 2015Publication date: August 3, 2017Applicant: Lek Pharmaceuticals d.d.Inventors: Andreas Hotter, Andrea Thaler, Andrija Lebar, Biljana Jankovic, Klemen Naversnik, Uros Klancar, Zrinka Abramovic
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Patent number: 9670188Abstract: The present invention relates to an improved large scale process for the preparation of posaconazole form IV.Type: GrantFiled: July 24, 2014Date of Patent: June 6, 2017Inventor: Andreas Hotter
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Patent number: 9586369Abstract: A method for coating the surfaces of three-dimensional objects with a coating agent is provided, which method is characterized by a blasting of the three-dimensional object, wherein a grainy blasting material that has been mixed with the coating agent is used as blasting medium.Type: GrantFiled: October 10, 2011Date of Patent: March 7, 2017Assignee: EOS GMBH ELECTRO OPTICAL SYSTEMSInventors: Mandy Gersch, Ilhan Tuncer, Andreas Hotter, Florian Pfefferkorn
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Patent number: 9534004Abstract: The present invention relates to novel crystalline forms of ceftaroline fosamil and to methods for their preparation. Furthermore the present invention relates to the use of the novel forms of ceftaroline fosamil for the preparation of an antibiotic medicament. In addition the present invention relates to pharmaceutical compositions comprising an effective amount of the novel forms of ceftaroline fosamil and to methods of preparing the same. Finally the present invention relates to pharmaceutical combinations comprising an effective amount of the novel forms of ceftaroline fosamil and ?-lactamase inhibitors.Type: GrantFiled: December 19, 2013Date of Patent: January 3, 2017Assignee: SANDOZ AGInventors: Josef Wieser, Hubert Sturm, Arthur Pichler, Andreas Hotter, Nolwenn Martin, Christoph Langes, Ulrich Griesser
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Patent number: 9499504Abstract: The present invention is directed to a crystalline compound comprising a hydrobromide acid (HBr) salt of a compound of formula (I) (1-{2-[(2,4-dimethylphenyl)sulfanyl]phenyl}piperazine, INN: vortioxetine), having an XRPD pattern with characteristic peaks (expressed in 2?±0.2° 2? (CuK? radiation)) at 5.5°, 14.8°, 16.7° and 20.0° and processes for obtaining the same.Type: GrantFiled: September 18, 2013Date of Patent: November 22, 2016Assignee: Sandoz AGInventors: Andreas Hotter, Michael Enders, Ulrich Griesser
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Publication number: 20160289202Abstract: The present invention relates to 1-[2-(2,4-dimethylphenylsulfanyl)phenyl]piperazine acetate in crystalline form and to methods for the preparation thereof. In addition the present invention relates to solid pharmaceutical compositions for oral administration comprising an effective amount of the crystalline 1-[2-(2,4-dimethylphenylsulfanyl)phenyl]piperazine acetate. Moreover, the present invention relates to the use of crystalline 1-[2-(2,4-dimethylphenylsulfanyl)phenyl]piperazine acetate for the preparation of pharmaceutical compositions.Type: ApplicationFiled: June 30, 2014Publication date: October 6, 2016Applicant: LEK PHARMACEUTICALS D.D.Inventors: Andreas HOTTER, Robert ZIEGERT, Verena ADAMER, Arthur PICHLER
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Publication number: 20160200750Abstract: The present invention relates to novel crystalline forms of ceftaroline fosamil and to methods for their preparation. Furthermore the present invention relates to the use of the novel forms of ceftaroline fosamil for the preparation of an antibiotic medicament. In addition the present invention relates to pharmaceutical compositions comprising an effective amount of the novel forms of ceftaroline fosamil and to methods of preparing the same. Finally the present invention relates to pharmaceutical combinations comprising an effective amount of the novel forms of ceftaroline fosamil and ?-lactamase inhibitors.Type: ApplicationFiled: December 19, 2013Publication date: July 14, 2016Inventors: Josef Wieser, Hubert Sturm, Arthur Pichler, Andreas Hotter, Nolwenn Martin, Christoph Langes, Ulrich Griesser
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Publication number: 20160168133Abstract: The present invention relates to an improved large scale process for the preparation of posaconazole form IV.Type: ApplicationFiled: July 24, 2014Publication date: June 16, 2016Applicant: Sandoz AGInventor: Andreas Hotter