Patents by Inventor Haiping LAO

Haiping LAO 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: 9884856
    Abstract: The present invention involves novel crystal forms of Dabrafenib mesylate and preparation method thereof, wherein the novel crystal forms are more stable in water or an aqueous system, and have greater solubility and dissolution rate in water, thus having better stability and bioavailability compared with the existing crystal forms.
    Type: Grant
    Filed: August 25, 2016
    Date of Patent: February 6, 2018
    Assignee: HANGZHOU PUSHAI PHARMACEUTICAL TECHNOLOGY CO., LTD.
    Inventors: Haiping Lao, Xiaoxia Sheng, Xiaohong Sheng
  • Publication number: 20160368909
    Abstract: Disclosed are a novel crystal form of Dabrafenib mesylate and preparation method thereof. The novel crystal form of the present invention is more stable in water or an aqueous system, and has greater solubility and dissolution in water, thus having better stability and bioavailability compared with the existing crystal forms.
    Type: Application
    Filed: August 25, 2016
    Publication date: December 22, 2016
    Applicant: Hangzhou Pushai Pharmaceutical Technology Co., LTD
    Inventors: Haiping LAO, Xiaoxia SHENG, Xiaohong Sheng
  • Patent number: 9458149
    Abstract: The invention relates to Crystal Form VII of dabrafenib and preparation method thereof, wherein Crystal Form VII has the advantage of being more stable at room temperature or in aqueous systems, and has low hygroscopicity, and thus is more suitable for a wet granulation process or being prepared into a suspension; and the present invention also relates to a pharmaceutical composition and formulations comprising Crystal Form VII, and their use in the treatment of Raf family kinase-related diseases.
    Type: Grant
    Filed: March 25, 2016
    Date of Patent: October 4, 2016
    Assignee: HANGZHOU PUSHAI PHARMACEUTICAL TECHNOLOGY CO., LTD.
    Inventors: Haiping Lao, Xiaoxia Sheng, Xiaohong Sheng
  • Patent number: 9453011
    Abstract: The present invention involves novel crystal forms of Dabrafenib mesylate and preparation method thereof, wherein the novel crystal forms are more stable in water or an aqueous system, and have greater solubility and dissolution rate in water, thus having better stability and bioavailability compared with the existing crystal forms.
    Type: Grant
    Filed: October 28, 2015
    Date of Patent: September 27, 2016
    Assignee: HANGZHOU PUSHAI PHARMACEUTICAL TECHNOLOGY CO., LTD.
    Inventors: Haiping Lao, Xiaoxia Sheng, Xiaohong Sheng
  • Publication number: 20160207911
    Abstract: The invention relates to a new crystal form of dabrafenib and preparation method thereof. With respect to known crystal forms, the new crystal form has the advantage of being more stable at room temperature or in aqueous systems, and has low hygroscopicity, and thus is more suitable for a wet granulation process or being prepared into a suspension. The present invention also relates to a pharmaceutical composition and formulations comprising the new crystal form, and their use in the treatment of Raf family kinase-related diseases.
    Type: Application
    Filed: March 25, 2016
    Publication date: July 21, 2016
    Applicant: Hangzhou Pushai Phamaceutical Technology Co., LTD.
    Inventors: Haiping LAO, Xiaoxia Sheng, Xiaohong Sheng
  • Patent number: 9365559
    Abstract: The invention relates to Crystal Hydrate Form VI of Dabrafenib and preparation method thereof, wherein Crystal Hydrate Form VI of Dabrafenib has the advantage of being more stable at room temperature or in aqueous systems, and has low hygroscopicity, and thus is more suitable for a wet granulation process or being prepared into a suspension; and the present invention also relates to a pharmaceutical composition and formulations comprising Crystal Hydrate Form VI of Dabrafenib, and their use in the treatment of Raf family kinase-related diseases.
    Type: Grant
    Filed: July 8, 2015
    Date of Patent: June 14, 2016
    Assignee: HANGZHOU PUSHAI PHARMACEUTICAL TECHNOLOGY CO., LTD.
    Inventors: Haiping Lao, Xiaoxia Sheng, Xiaohong Sheng
  • Publication number: 20160046615
    Abstract: Disclosed are a novel crystal form of Dabrafenib mesylate and preparation method thereof. The novel crystal form of the present invention is more stable in water or an aqueous system, and has greater solubility and dissolution in water, thus having better stability and bioavailability compared with the existing crystal forms.
    Type: Application
    Filed: October 28, 2015
    Publication date: February 18, 2016
    Applicant: Hangzhou Pushai Pharmaceutical Technology Co., LTD.
    Inventors: Haiping LAO, Xiaoxia SHENG, Xiaohong Sheng
  • Publication number: 20150307484
    Abstract: The invention relates to a new crystal form of dabrafenib and preparation method thereof. With respect to known crystal forms, the new crystal form has the advantage of being more stable at room temperature or in aqueous systems, and has low hygroscopicity, and thus is more suitable for a wet granulation process or being prepared into a suspension. The present invention also relates to a pharmaceutical composition and formulations comprising the new crystal form, and their use in the treatment of Raf family kinase-related diseases.
    Type: Application
    Filed: July 8, 2015
    Publication date: October 29, 2015
    Applicant: Hangzhou Pushai Pharmaceutical Technology Co., LTD.
    Inventors: Haiping LAO, Xiaoxia SHENG, Xiaohong Sheng