Patents Assigned to CRYSTAL PHARMATECH INC.
  • Crystalline form I of ibrutinib
    Patent number: 9751889
    Abstract: Crystalline Form I of ibrutinib, processes for its preparation, pharmaceutical compositions comprising the new Form, and use of Form I of ibrutinib for treating or delaying diseases or disorders related to activity of Bruton's tyrosine kinase (BTK) proteins are disclosed. The novel Form was characterized by X-ray powder diffraction, differential scanning calorimetry, and other techniques. It can be readily prepared and is suitable for use in the preparation of solid dosage forms.
    Type: Grant
    Filed: November 26, 2014
    Date of Patent: September 5, 2017
    Assignees: Crystal Pharmatech Inc., Suzhou Pengxu Pharmatech Co., Ltd.
    Inventors: Minhua Chen, Yanfeng Zhang, Chaohui Yang, Xiaoyu Zhang, Peng Wang, Pixu Li, Fei Lu, Heng Ge
  • CRYSTALLINE FORM I OF IBRUTINIB
    Publication number: 20170002009
    Abstract: Crystalline Form I of ibrutinib, processes for its preparation, pharmaceutical compositions comprising the new Form, and use of Form I of ibrutinib for treating or delaying diseases or disorders related to activity of Bruton's tyrosine kinase (BTK) proteins are disclosed. The novel Form was characterized by X-ray powder diffraction, differential scanning calorimetry, and other techniques. It can be readily prepared and is suitable for use in the preparation of solid dosage forms.
    Type: Application
    Filed: November 26, 2014
    Publication date: January 5, 2017
    Applicants: CRYSTAL PHARMATECH INC., SUZHOU PENGXU PHARMATECH CO., LTD.
    Inventors: Minhua CHEN, Yanfeng ZHANG, Chaohui YANG, Xiaoyu ZHANG, Peng WANG, Pixu LI, Fei LU, Heng GE