Patents by Inventor Zeren Wang

Zeren Wang 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: 11471418
    Abstract: Provided are amorphous solid dispersions comprising an active pharmaceutical ingredient and pharmaceutical compositions comprising the amorphous solid dispersions. Also described herein are methods for preparing and using such compositions. In some embodiments, an amorphous solid dispersion comprises an active pharmaceutical ingredient such as palbociclib or neratinib, one or more acids, and a high-molecular weight material.
    Type: Grant
    Filed: November 13, 2020
    Date of Patent: October 18, 2022
    Assignee: Shenzhen Pharmacin Co., Ltd.
    Inventors: Zeren Wang, Shun Chen, Longwei Sun, Yanxin Zhao
  • Patent number: 11464779
    Abstract: The present invention belongs to the pharmaceutical field, and in particular, it relates to a pharmaceutical formulation of palbociclib and a preparation method thereof. The pharmaceutical formulation comprises palbociclib, an acidic auxiliary material, and optionally a hydrophilic high-molecular material, which has better solubility and in vitro dissolution property as compared with the conventional formulation and can be used for enhancing in vivo absorption and bioavailability of palbociclib.
    Type: Grant
    Filed: September 17, 2020
    Date of Patent: October 11, 2022
    Assignee: Shenzhen Pharmacin Co., Ltd.
    Inventors: Zeren Wang, Jun Xu, Long Qu
  • Publication number: 20220193045
    Abstract: The present invention relates to pharmaceutical compositions comprising a SGLT-2 inhibitor, pharmaceutical dosage forms, their preparation, their use and methods for treating metabolic disorders.
    Type: Application
    Filed: March 4, 2022
    Publication date: June 23, 2022
    Inventors: Wolfram EISENREICH, Nadia S. LADYZHYNSKY, Danping LI, Leon SCHULTZ, Zeren WANG, Sreeraj MACHA, Albert BARTA
  • Publication number: 20220193095
    Abstract: Provided are pharmaceutical compositions which comprise a mixture of a lipophilic active pharmaceutical ingredient, at least one long chain fatty acid or at least one fatty acid glyceride, a surfactant, and optionally an antioxidant. Also described are methods for preparing and using such pharmaceutical compositions. The active pharmaceutical ingredient in such a combination has improved bioavailability compared to the active pharmaceutical ingredient alone.
    Type: Application
    Filed: March 11, 2020
    Publication date: June 23, 2022
    Inventors: Zeren Wang, Shun Chen
  • Publication number: 20220096389
    Abstract: Provided are amorphous solid dispersions comprising an active pharmaceutical ingredient and pharmaceutical compositions comprising the amorphous solid dispersions. Also described herein are methods for preparing and using such compositions. In some embodiments, an amorphous solid dispersion comprises an active pharmaceutical ingredient such as palbociclib or neratinib, one or more acids, and a high-molecular weight material.
    Type: Application
    Filed: November 13, 2020
    Publication date: March 31, 2022
    Inventors: Zeren WANG, Shun CHEN, Longwei SUN, Yanxin ZHAO
  • Publication number: 20210401819
    Abstract: The present invention provides an oral pharmaceutical composition and a usage thereof, comprising a pharmaceutically acceptable acidic medicinal auxiliary material whose surface is modified and dabigatran etexilate or pharmaceutically acceptable salts or aquo-complexes thereof. The present invention further provides a surface modification method for a medicinal auxiliary material.
    Type: Application
    Filed: July 7, 2021
    Publication date: December 30, 2021
    Inventors: Zeren Wang, Yulan Zhao, Lijiang Wang, Xiao Zhang, Jun Xu, Shunqin Chen, Meili Sun, Guisheng Jiang
  • Patent number: 11083721
    Abstract: The present invention provides an oral pharmaceutical composition and a usage thereof, comprising a pharmaceutically acceptable acidic medicinal auxiliary material whose surface is modified and dabigatran etexilate or pharmaceutically acceptable salts or aquo-complexes thereof. The present invention further provides a surface modification method for a medicinal auxiliary material.
    Type: Grant
    Filed: December 26, 2019
    Date of Patent: August 10, 2021
    Assignee: Shenzhen Pharmacin Co., Ltd.
    Inventors: Zeren Wang, Yulan Zhao, Lijiang Wang, Xiao Zhang, Jun Xu, Shunqin Chen, Meili Sun, Guisheng Jiang
  • Patent number: 10894049
    Abstract: The present invention belongs to the pharmaceutical field, and in particular, it relates to a pharmaceutical formulation of palbociclib and a preparation method thereof. The pharmaceutical formulation comprises palbociclib, an acidic auxiliary material, and optionally a hydrophilic high-molecular material, which has better solubility and in vitro dissolution property as compared with the conventional formulation and can be used for enhancing in vivo absorption and bioavailability of palbociclib.
    Type: Grant
    Filed: August 28, 2019
    Date of Patent: January 19, 2021
    Assignee: Shenzhen Pharmacin Co., Ltd.
    Inventors: Zeren Wang, Jun Xu, Long Qu
  • Publication number: 20210000835
    Abstract: The present invention belongs to the pharmaceutical field, and in particular, it relates to a pharmaceutical formulation of palbociclib and a preparation method thereof. The pharmaceutical formulation comprises palbociclib, an acidic auxiliary material, and optionally a hydrophilic high-molecular material, which has better solubility and in vitro dissolution property as compared with the conventional formulation and can be used for enhancing in vivo absorption and bioavailability of palbociclib.
    Type: Application
    Filed: September 17, 2020
    Publication date: January 7, 2021
    Inventors: Zeren Wang, Jun Xu, Long Qu
  • Patent number: 10864204
    Abstract: The present invention provides an oral pharmaceutical composition and a usage thereof, comprising a pharmaceutically acceptable acidic medicinal auxiliary material whose surface is modified and dabigatran etexilate or pharmaceutically acceptable salts or aquo-complexes thereof. The present invention further provides a surface modification method for a medicinal auxiliary material.
    Type: Grant
    Filed: October 10, 2018
    Date of Patent: December 15, 2020
    Assignee: SHENZHEN PHARMACIN CO., LTD.
    Inventors: Zeren Wang, Yulan Zhao, Lijiang Wang, Xiao Zhang, Jun Xu, Shunqin Chen, Meili Sun, Guisheng Jiang
  • Patent number: 10813937
    Abstract: The present invention belongs to the pharmaceutical field, and in particular, it relates to a pharmaceutical formulation of palbociclib and a preparation method thereof. The pharmaceutical formulation comprises palbociclib, an acidic auxiliary material, and optionally a hydrophilic high-molecular material, which has better solubility and in vitro dissolution property as compared with the conventional formulation and can be used for enhancing in vivo absorption and bioavailability of palbociclib.
    Type: Grant
    Filed: August 28, 2019
    Date of Patent: October 27, 2020
    Assignee: Shenzhen Pharmacin Co., Ltd.
    Inventors: Zeren Wang, Jun Xu, Long Qu
  • Patent number: 10730851
    Abstract: The application discloses five polymorph forms B, P, F, J, O of (4-((R)-((2S,5R)-4-(3-fluorobenzyl)-(2,5-dimethylpiperazine-1-yl)(3-hydroxyphenyl)methyl)phenyl)(4-methylpiperidine-1-yl)methanone dihydrochloride, preparation methods thereof and application thereof in the manufacture of a medicament for preventing or treating a mood disorder or a disease related to a ? opioid receptor.
    Type: Grant
    Filed: November 21, 2016
    Date of Patent: August 4, 2020
    Assignee: Yunnan Institute of Materia Medica
    Inventors: Jingkun Wang, Zhaoyun Zhu, He Song, Min Sun, Tao Cui, Zeren Wang, Zhi Yang, Min Su, Hongbin Liu, Bing Shi, Yong Mao, Huilang Liu, Zeqian Li, Chunmei Zhao, Mei Su, Fang Yuan, Tiancai Zhang, Yong Liu, Kuanren Zhang, Yunlin Wei, Yuehai Shen
  • Publication number: 20200237784
    Abstract: Provided are pharmaceutical compositions which comprise a mixture of a lipophilic active pharmaceutical ingredient, at least one long chain fatty acid or at least one fatty acid glyceride, a surfactant, and optionally an antioxidant. Also described are methods for preparing and using such pharmaceutical compositions. The active pharmaceutical ingredient in such a combination has improved bioavailability compared to the active pharmaceutical ingredient alone.
    Type: Application
    Filed: March 11, 2020
    Publication date: July 30, 2020
    Inventors: Zeren Wang, Shun Chen
  • Publication number: 20200129494
    Abstract: The present invention provides an oral pharmaceutical composition and a usage thereof, comprising a pharmaceutically acceptable acidic medicinal auxiliary material whose surface is modified and dabigatran etexilate or pharmaceutically acceptable salts or aquo-complexes thereof. The present invention further provides a surface modification method for a medicinal auxiliary material.
    Type: Application
    Filed: December 26, 2019
    Publication date: April 30, 2020
    Inventors: Zeren Wang, Yulan ZHAO, Lijiang WANG, Xiao ZHANG, Jun XU, Shunqin CHEN, Meili SUN, Guisheng JIANG
  • Publication number: 20190381051
    Abstract: The present invention belongs to the pharmaceutical field, and in particular, it relates to a pharmaceutical formulation of palbociclib and a preparation method thereof. The pharmaceutical formulation comprises palbociclib, an acidic auxiliary material, and optionally a hydrophilic high-molecular material, which has better solubility and in vitro dissolution property as compared with the conventional formulation and can be used for enhancing in vivo absorption and bioavailability of palbociclib.
    Type: Application
    Filed: August 28, 2019
    Publication date: December 19, 2019
    Inventors: Zeren WANG, Jun XU, Long QU
  • Publication number: 20190381050
    Abstract: The present invention belongs to the pharmaceutical field, and in particular, it relates to a pharmaceutical formulation of palbociclib and a preparation method thereof. The pharmaceutical formulation comprises palbociclib, an acidic auxiliary material, and optionally a hydrophilic high-molecular material, which has better solubility and in vitro dissolution property as compared with the conventional formulation and can be used for enhancing in vivo absorption and bioavailability of palbociclib.
    Type: Application
    Filed: August 28, 2019
    Publication date: December 19, 2019
    Inventors: Zeren WANG, Jun XU, Long QU
  • Patent number: 10449195
    Abstract: The present invention belongs to the pharmaceutical field, and in particular, it relates to a pharmaceutical formulation of palbociclib and a preparation method thereof. The pharmaceutical formulation comprises palbociclib, an acidic auxiliary material, and optionally a hydrophilic high-molecular weight material, which has better solubility and in vitro dissolution property as compared with the conventional formulation and can be used for enhancing in vivo absorption and bioavailability of palbociclib.
    Type: Grant
    Filed: June 5, 2017
    Date of Patent: October 22, 2019
    Assignee: SHENZHEN PHARMACIN CO., LTD.
    Inventors: Zeren Wang, Jun Xu, Long Qu
  • Publication number: 20190270720
    Abstract: The application discloses five polymorph forms B, P, F, J, O of (4-((R)-((2S,5R)-4-(3-fluorobenzyl)-(2,5-dimethylpiperazine-1-yl)(3-hydroxyphenyl)methyl)phenyl)(4-methylpiperidine-1-yl)methanone dihydrochloride, preparation methods thereof and application thereof in the manufacture of a medicament for preventing or treating a mood disorder or a disease related to a ? opioid receptor.
    Type: Application
    Filed: November 21, 2016
    Publication date: September 5, 2019
    Applicant: Yunnan Institute of Materia Medica
    Inventors: Jingkun Wang, Zhaoyun Zhu, He Song, Min Sun, Tao Cui, Zeren Wang, Zhi Yang, Min Su, Hongbin Liu, Bing Shi, Yong Mao, Huilang Liu, Zeqian Li, Chunmei Zhao, Mei Su, Fang Yuan, Tiancai Zhang, Yong Liu, Kuanren Zhang, Yunlin Wei, Yuehai Shen
  • Publication number: 20190038614
    Abstract: The present invention provides an oral pharmaceutical composition and a usage thereof, comprising a pharmaceutically acceptable acidic medicinal auxiliary material whose surface is modified and dabigatran etexilate or pharmaceutically acceptable salts or aquo-complexes thereof. The present invention further provides a surface modification method for a medicinal auxiliary material.
    Type: Application
    Filed: October 10, 2018
    Publication date: February 7, 2019
    Inventors: Zeren WANG, Yulan ZHAO, Lijiang WANG, Xiao ZHANG, Jun XU, Shunqin CHEN, Meili SUN, Guisheng JIANG
  • Patent number: 10172824
    Abstract: The invention belongs to the field of medicine and chemical industry, and particularly relates to multiple crystal forms of scutellarin aglycone and preparation thereof. The invention also relates to use of said crystal forms of scutellarin aglycone in the manufacture of a medicament for preventing and/or treating a cardiovascular or cerebrovascular disease, rheumatic arthritis or stroke sequelae, etc. The crystal forms of scutellarin aglycone according to the invention have good stability, and can solve the problems concerning poor oral absorption and low bioavailability of scutellarin.
    Type: Grant
    Filed: December 2, 2015
    Date of Patent: January 8, 2019
    Assignees: YUNNAN INSTITUTE OF MATERIA MEDICA, HLK PHARMACEUTICALS CO., LTD.
    Inventors: Zeren Wang, Jun Xu, Minghui Wang, Zhaoyun Zhu, Jingkun Wang, Shuangxi Mei, Wenqiang Sun, Tao Cui