Patents by Inventor Hing Char
Hing Char 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: 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
-
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
-
Publication number: 20240197839Abstract: Provided herein are methods of treating Pompe disease comprising administering a population of recombinant human acid a-glucosidase molecules or a pharmaceutical composition or formulation thereof, and a pharmacological chaperone.Type: ApplicationFiled: February 11, 2022Publication date: June 20, 2024Applicant: Amicus Therapeutics, Inc.Inventors: Hung V. Do, Russell Gotschall, Hing Char, Jay Barth
-
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
-
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
-
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
-
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
-
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
-
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
-
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
-
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
-
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
-
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