CA Patent

CA3044771A1 — Crystalline forms of a janus kinase inhibitor

Assigned to Japan Tobacco Inc · Expires 2018-06-28 · 8y expired

What this patent protects

The present invention relates to crystalline forms of the Janus kinase (JAK) inhibitor 3-((3S,4R)-3-methyl-6-(7H-pyrrolo[2,3-d]pyrimidin-4-yl)-1,6-diazaspiro[3.4]octan-1-yl)-3-oxopropanenitrile (Compound A), as well as, compositions thereof, methods of their preparation, methods …

USPTO Abstract

The present invention relates to crystalline forms of the Janus kinase (JAK) inhibitor 3-((3S,4R)-3-methyl-6-(7H-pyrrolo[2,3-d]pyrimidin-4-yl)-1,6-diazaspiro[3.4]octan-1-yl)-3-oxopropanenitrile (Compound A), as well as, compositions thereof, methods of their preparation, methods of use thereof, and methods of quantitation.

Drugs covered by this patent

Patent Metadata

Patent number
CA3044771A1
Jurisdiction
CA
Classification
Expires
2018-06-28
Drug substance claim
No
Drug product claim
No
Assignee
Japan Tobacco Inc
Source
FDA Orange Book + USPTO grounding via Google Patents

Bibliographic data sourced from FDA Orange Book + USPTO public records. Plain-English summary generated by AI grounded in source text. Patent term extensions (PTR, SPC, pediatric) may shift the effective expiry. Not legal advice.

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