EP Patent

EP4683907A1 — Solid state forms of pirtobrutinib and process for the preparation of intermediate thereof

Assigned to Dr Reddys Laboratories Ltd · Expires 2026-01-28 · 0y expired

What this patent protects

Aspects of the present application relates to solid state forms of Pirtobrutinib such as novel crystalline form P1, amorphous solid dispersions comprising Pirtobrutinib and pharmaceutically acceptable carriers and processes thereof, wherein the pharmaceutically acceptable carrier…

USPTO Abstract

Aspects of the present application relates to solid state forms of Pirtobrutinib such as novel crystalline form P1, amorphous solid dispersions comprising Pirtobrutinib and pharmaceutically acceptable carriers and processes thereof, wherein the pharmaceutically acceptable carrier is selected from the group consisting of HPMC phthalate, HPC, Eudragit L100, microcrystalline cellulose, carboxymethyl cellulose, mannitol, Neusilin, cellulose acetate phthalate, polyvinyl alcohol, polylactic-co-glycolic acid, polyvinyl acetate phthalate, sodium alginate, beta cyclodextrin, and mixtures thereof. Aspects of the present application relates to process for the preparation of [(1S)-2,2,2-trifluoro-l-methyl- ethyl]hydrazine or its salts.

Drugs covered by this patent

Patent Metadata

Patent number
EP4683907A1
Jurisdiction
EP
Classification
Expires
2026-01-28
Drug substance claim
No
Drug product claim
No
Assignee
Dr Reddys Laboratories Ltd
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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