Patents by Inventor Sergey Tesler
Sergey Tesler 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: 12622952Abstract: Provided are pharmaceutical formulations comprising a recombinant acid ?-glucosidase, wherein the recombinant acid ?-glucosidase is expressed in Chinese hamster ovary (CHO) cells and comprises an increased content of N-glycan units bearing one or two mannose-6-phosphate residues when compared to a content of N-glycan units bearing one or two mannose-6-phosphate residues of alglucosidase alfa; at least one buffer selected from the group consisting of a citrate, a phosphate and combinations thereof; and at least one excipient selected from the group consisting of mannitol, polysorbate 80, and combinations thereof, wherein the formulation has a pH of from about 5.0 to about 7.0. Also provided are methods of treating Pompe disease using these pharmaceutical formulations.Type: GrantFiled: November 7, 2022Date of Patent: May 12, 2026Assignee: Amicus Therapeutics, Inc.Inventors: Hing Char, Sergey Tesler, Wendy Sunderland, Enrique Diloné, Russell Gotschall, Hung V. Do
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Publication number: 20250236592Abstract: Provided are methods of producing Active Pharmaceutical Ingredient (API) grade migalastat hydrochloride, and for purifying intermediate grade migalastat hydrochloride. Further provided are methods of producing [(2R,3S,4R,5S)-1-butyl-2-(hydroxymethyl) piperidine-3,4,5-triol hydrochloride (lucerastat hydrochloride) and other 1-deoxygalactonojirimycin compounds, as well as methods of purifying intermediate grade lucerastat hydrochloride and other 1-deoxygalactonojirimycin compounds.Type: ApplicationFiled: April 11, 2025Publication date: July 24, 2025Applicant: Amicus Therapeutics, Inc.Inventors: Kamlesh Sheth, Sergey Tesler, James Cartwright, Clive King, Wendy Cross
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Patent number: 12275703Abstract: Provided are methods of producing Active Pharmaceutical Ingredient (API) grade migalastat hydrochloride, and for purifying intermediate grade migalastat hydrochloride. Further provided are methods of producing [(2R,3S,4R,5S)-1-butyl-2-(hydroxymethyl)piperidine-3,4,5-triol hydrochloride (lucerastat hydrochloride) and other 1-deoxygalactonojirimycin compounds, as well as methods of purifying intermediate grade lucerastat hydrochloride and other 1-deoxygalactonojirimycin compounds.Type: GrantFiled: June 26, 2023Date of Patent: April 15, 2025Assignee: Amicus Therapeutics, Inc.Inventors: Kamlesh Sheth, Sergey Tesler, James Cartwright, Clive King, Wendy Cross
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Patent number: 12246062Abstract: Provided are a recombinant acid ?-glucosidase and pharmaceutical composition comprising a recombinant acid ?-glucosidase, wherein the recombinant acid ?-glucosidase is expressed in Chinese hamster ovary (CHO) cells and comprises an increased content of N-glycan units bearing one or two mannose-6-phosphate residues when compared to a content of N-glycan units bearing one or two mannose-6-phosphate residues of alglucosidase alfa. Also provided herein are methods of producing, purifying, and formulating the recombinant acid ?-glucosidase or pharmaceutical composition for administration to a subject and methods of treating a disease or disorder such as Pompe disease using the recombinant acid ?-glucosidase or pharmaceutical composition.Type: GrantFiled: May 15, 2018Date of Patent: March 11, 2025Assignee: Amicus Therapeutics, Inc.Inventors: Hung Do, Russell Gotschall, Richie Khanna, Yi Lun, Hing Char, Sergey Tesler, Wendy Sunderland, Enrique Diloné
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Publication number: 20250057925Abstract: Provided are a recombinant acid ?-glucosidase and pharmaceutical composition comprising a recombinant acid ?-glucosidase, wherein the recombinant acid ?-glucosidase is expressed in Chinese hamster ovary (CHO) cells and comprises an increased content of N-glycan units bearing one or two mannose-6-phosphate residues when compared to a content of N-glycan units bearing one or two mannose-6-phosphate residues of alglucosidase alfa. Also provided herein are methods of producing, purifying, and formulating the recombinant acid ?-glucosidase or pharmaceutical composition for administration to a subject and methods of treating a disease or disorder such as Pompe disease using the recombinant acid ?-glucosidase or pharmaceutical composition.Type: ApplicationFiled: November 11, 2024Publication date: February 20, 2025Applicant: Amicus Therapeutics, Inc.Inventors: Hung V. Do, Russell Gotschall, Richie Khanna, Yi Lun, Hing Char, Sergey Tesler, Wendy Sunderland, Enrique Diloné
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Publication number: 20240066104Abstract: Provided are pharmaceutical formulations comprising a recombinant acid ?-glucosidase, wherein the recombinant acid ?-glucosidase is expressed in Chinese hamster ovary (CHO) cells and comprises an increased content of N-glycan units bearing one or two mannose-6-phosphate residues when compared to a content of N-glycan units bearing one or two mannose-6-phosphate residues of alglucosidase alfa; at least one buffer selected from the group consisting of a citrate, a phosphate and combinations thereof; and at least one excipient selected from the group consisting of mannitol, polysorbate 80, and combinations thereof, wherein the formulation has a pH of from about 5.0 to about 7.0. Also provided are methods of treating Pompe disease using these pharmaceutical formulations.Type: ApplicationFiled: November 7, 2022Publication date: February 29, 2024Inventors: Hing Char, Sergey Tesler, Wendy Sunderland, Enrique Diloné, Russell Gotschall, Hung V. Do
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Publication number: 20230348388Abstract: Provided are methods of producing Active Pharmaceutical Ingredient (API) grade migalastat hydrochloride, and for purifying intermediate grade migalastat hydrochloride. Further provided are methods of producing [(2R,3S,4R,5S)-1-butyl-2-(hydroxymethyl)piperidine-3,4,5-triol hydrochloride (lucerastat hydrochloride) and other 1-deoxygalactonojirimycin compounds, as well as methods of purifying intermediate grade lucerastat hydrochloride and other 1-deoxygalactonojirimycin compounds.Type: ApplicationFiled: June 26, 2023Publication date: November 2, 2023Applicant: Amicus Therapeutics, Inc.Inventors: Kamlesh Sheth, Sergey Tesler, James Cartwright, Clive King, Wendy Cross
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Patent number: 11685718Abstract: Provided are methods of producing Active Pharmaceutical Ingredient (API) grade migalastat hydrochloride, and for purifying intermediate grade migalastat hydrochloride. Further provided are methods of producing [(2R,3S,4R,5S)-1-butyl-2-(hydroxymethyl)piperidine-3,4,5-triol hydrochloride (lucerastat hydrochloride) and other 1-deoxygalactonojirimycin compounds, as well as methods of purifying intermediate grade lucerastat hydrochloride and other 1-deoxygalactonojirimycin compounds.Type: GrantFiled: December 15, 2021Date of Patent: June 27, 2023Assignee: Amicus Therapeutics, inc.Inventors: Kamlesh Sheth, Sergey Tesler, James Cartwright, Clive King, Wendy Cross
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Patent number: 11491211Abstract: Provided are pharmaceutical formulations comprising a recombinant acid ?-glucosidase, wherein the recombinant acid ?-glucosidase is expressed in Chinese hamster ovary (CHO) cells and comprises an increased content of N-glycan units bearing one or two mannose-6-phosphate residues when compared to a content of N-glycan units bearing one or two mannose-6-phosphate residues of alglucosidase alfa; at least one buffer selected from the group consisting of a citrate, a phosphate and combinations thereof; and at least one excipient selected from the group consisting of mannitol, polysorbate 80, and combinations thereof, wherein the formulation has a pH of from about 5.0 to about 7.0. Also provided are methods of treating Pompe disease using these pharmaceutical formulations.Type: GrantFiled: October 16, 2019Date of Patent: November 8, 2022Assignee: Amicus Therapeutics, Inc.Inventors: Hing Char, Sergey Tesler, Wendy Sunderland, Enrique Diloné, Russell Gotschall, Hung Do
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Publication number: 20220194899Abstract: Provided are methods of producing Active Pharmaceutical Ingredient (API) grade migalastat hydrochloride, and for purifying intermediate grade migalastat hydrochloride. Further provided are methods of producing [(2R,3S,4R,5S)-1-butyl-2-(hydroxymethyl)piperidine-3,4,5-triol hydrochloride (lucerastat hydrochloride) and other 1-deoxygalactonojirimycin compounds, as well as methods of purifying intermediate grade lucerastat hydrochloride and other 1-deoxygalactonojirimycin compounds.Type: ApplicationFiled: December 15, 2021Publication date: June 23, 2022Applicant: Amicus Therapeutics, Inc.Inventors: Kamlesh Sheth, Sergey Tesler
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Publication number: 20220185776Abstract: Provided are methods of producing a batch of 1,2,3,6-tetrapivaloyl-D-galactofuranoside; 5-azido-5-deoxy-1,2,3,6-tetrapivaloyl-D-galactofuranoside; intermediate grade migalastat hydrochloride; and/or migalastat hydrochloride. Also provided are methods of determining the purity of a batch of 1,2,3,6-tetrapivaloyl-D-galactofuranoside; 5-azido-5-deoxy-1,2,3,6-tetrapivaloyl-D-galactofuranoside; intermediate grade migalastat hydrochloride; and/or migalastat hydrochloride. Also provided are methods of distributing a batch of 1,2,3,6-tetrapivaloyl-D-galactofuranoside; 5-azido-5-deoxy-1,2,3,6-tetrapivaloyl-D-galactofuranoside; intermediate grade migalastat hydrochloride; and/or migalastat hydrochloride. Also provided are methods of assessing suitability of migalastat hydrochloride for medical use.Type: ApplicationFiled: January 14, 2021Publication date: June 16, 2022Applicant: Amicus Therapeutics, Inc.Inventors: Kamlesh Sheth, Sergey Tesler
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Publication number: 20210393747Abstract: Provided are a recombinant acid ?-glucosidase and pharmaceutical composition comprising a recombinant acid ?-glucosidase, wherein the recombinant acid ?-glucosidase is expressed in Chinese hamster ovary (CHO) cells and comprises an increased content of N-glycan units bearing one or two mannose-6-phosphate residues when compared to a content of N-glycan units bearing one or two mannose-6-phosphate residues of alglucosidase alfa. Also provided herein are methods of producing, purifying, and formulating the recombinant acid ?-glucosidase or pharmaceutical composition for administration to a subject and methods of treating a disease or disorder such as Pompe disease using the recombinant acid ?-glucosidase or pharmaceutical composition.Type: ApplicationFiled: May 15, 2018Publication date: December 23, 2021Inventors: Hung DO, Russell Gotschall, Richie Khanna, Yi Lun, Hing Char, Sergey Tesler, Wendy Sunderland, Enrique Diloné
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Publication number: 20200171133Abstract: Provided are pharmaceutical formulations comprising a recombinant acid ?-glucosidase, wherein the recombinant acid ?-glucosidase is expressed in Chinese hamster ovary (CHO) cells and comprises an increased content of N-glycan units bearing one or two mannose-6-phosphate residues when compared to a content of N-glycan units bearing one or two mannose-6-phosphate residues of alglucosidase alfa; at least one buffer selected from the group consisting of a citrate, a phosphate and combinations thereof; and at least one excipient selected from the group consisting of mannitol, polysorbate 80, and combinations thereof, wherein the formulation has a pH of from about 5.0 to about 7.0. Also provided are methods of treating Pompe disease using these pharmaceutical formulations.Type: ApplicationFiled: October 16, 2019Publication date: June 4, 2020Inventors: Hing Char, Sergey Tesler, Wendy Sunderland, Enrique Diloné, Russell Gotschall, Hung Do
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Patent number: 10512676Abstract: Provided are pharmaceutical formulations comprising a recombinant acid ?-glucosidase, wherein the recombinant acid ?-glucosidase is expressed in Chinese hamster ovary (CHO) cells and comprises an increased content of N-glycan units bearing one or two mannose-6-phosphate residues when compared to a content of N-glycan units bearing one or two mannose-6-phosphate residues of alglucosidase alfa; at least one buffer selected from the group consisting of a citrate, a phosphate and combinations thereof; and at least one excipient selected from the group consisting of mannitol, polysorbate 80, and combinations thereof, wherein the formulation has a pH of from about 5.0 to about 7.0. Also provided are methods of treating Pompe disease using these pharmaceutical formulations.Type: GrantFiled: March 30, 2017Date of Patent: December 24, 2019Assignee: Amicus Therapeutics, Inc.Inventors: Hing Char, Sergey Tesler, Wendy Sunderland, Enrique Diloné, Russell Gotschall, Hung Do
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Patent number: 10117830Abstract: A stable pharmaceutical composition that includes an active agent selected from 1-deoxynojirimycin, a pharmaceutically acceptable salt thereof, or a derivative thereof, and a buffer, wherein the stable pharmaceutical composition is capable of being parenterally administered to a human without deleterious health effects. Pompe disease is an example of a lysosomal storage disorder. Pompe disease is caused by a deficiency in the enzyme acid alpha-glucosidase (GAA). GAA metabolizes glycogen, a storage form of sugar used for energy, into glucose.Type: GrantFiled: November 27, 2017Date of Patent: November 6, 2018Assignee: Amicus Therapeutics, Inc.Inventors: Hing Char, Sergey Tesler, Jiping Yang, Enrique Dilone
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Publication number: 20180078497Abstract: A stable pharmaceutical composition that includes an active agent selected from 1-deoxynojirimycin, a pharmaceutically acceptable salt thereof, or a derivative thereof, and a buffer, wherein the stable pharmaceutical composition is capable of being parenterally administered to a human without deleterious health effects. Pompe disease is an example of a lysosomal storage disorder. Pompe disease is caused by a deficiency in the enzyme acid alpha-glucosidase (GAA). GAA metabolizes glycogen, a storage form of sugar used for energy, into glucose.Type: ApplicationFiled: November 27, 2017Publication date: March 22, 2018Inventors: Hing Char, Sergey Tesler, Jiping Yang, Enrique Dilone
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Patent number: 9827189Abstract: A stable pharmaceutical composition that includes an active agent selected from 1-deoxynojirimycin, a pharmaceutically acceptable salt thereof, or a derivative thereof, and a buffer, wherein the stable pharmaceutical composition is capable of being parenterally administered to a human without deleterious health effects. Pompe disease is an example of a lysosomal storage disorder. Pompe disease is caused by a deficiency in the enzyme acid alpha-glucosidase (GAA). GAA metabolizes glycogen, a storage form of sugar used for energy, into glucose.Type: GrantFiled: January 9, 2014Date of Patent: November 28, 2017Assignee: Amicus Therapeautics, Inc.Inventors: Hing Char, Sergey Tesler, Jiping Yang, Enrique Dilone
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Publication number: 20170333534Abstract: Provided are pharmaceutical formulations comprising a recombinant acid ?-glucosidase, wherein the recombinant acid ?-glucosidase is expressed in Chinese hamster ovary (CHO) cells and comprises an increased content of N-glycan units bearing one or two mannose-6-phosphate residues when compared to a content of N-glycan units bearing one or two mannose-6-phosphate residues of alglucosidase alfa; at least one buffer selected from the group consisting of a citrate, a phosphate and combinations thereof; and at least one excipient selected from the group consisting of mannitol, polysorbate 80, and combinations thereof, wherein the formulation has a pH of from about 5.0 to about 7.0. Also provided are methods of treating Pompe disease using these pharmaceutical formulations.Type: ApplicationFiled: March 30, 2017Publication date: November 23, 2017Inventors: Hing Char, Sergey Tesler, Wendy Sunderland, Enrique Diloné
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Publication number: 20150352042Abstract: A stable pharmaceutical composition that includes an active agent selected from 1-deoxynojirimycin, a pharmaceutically acceptable salt thereof, or a derivative thereof, and a buffer, wherein the stable pharmaceutical composition is capable of being parenterally administered to a human without deleterious health effects. Pompe disease is an example of a lysosomal storage disorder. Pompe disease is caused by a deficiency in the enzyme acid alpha-glucosidase (GAA). GAA metabolizes glycogen, a storage form of sugar used for energy, into glucose.Type: ApplicationFiled: January 9, 2014Publication date: December 10, 2015Inventors: Hing Char, Sergey Tesler, Jiping Yang, Enrique Dilone