Patent · US Active

Pyrazolone derivatives as PDE4 inhibitors

US8865745B2 · kind B2 · utility

0Cited by
8References
5Claims
0Family size

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Key dates

Filing dateSep 14, 2012
Grant dateOct 21, 2014
Priority date
Expiry dateSep 14, 2032

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61P43/00
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

The compound 1-(2-{4-[3-(3,4-dimethoxyphenyl)-4,4-dimethyl-5-oxo-4,5-dihydro-1H-pyrazol-1-yl]piperidin-1-yl}-2-oxoethyl)pyrrolidine-2,5-dione is a novel effective inhibitor of the type 4 phosphodiesterase.

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