Patent · US Active

Salts and polymorphs of a PDE4 inhibitor

US11028050B2 · kind B2 · utility

2Cited by
0References
16Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 17, 2020
Grant dateJun 8, 2021
Priority date—
Expiry dateApr 17, 2040

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07B2200/13
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Provided herein are free base crystalline forms and crystalline salts of Compound 1.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.