CA Patent

CA2747000C — Maleate, besylate, and l-malate salts of 6-(5-chloro-2-pyridyl)-5-[(4-methyl-1-piperazinyl)carbonyloxy]-7-oxo-6,7-dihydro-5h-pyrrolo[3,4-b]pyrazine

Assigned to Sumitomo Pharma America Inc · Expires 2013-09-03 · 13y expired

What this patent protects

Novel maleate, besylate and L-malate salts of (6-(5-chloro-2-pyridyl)-5-[(4-methyl-1-piperazinyl)carbonyloxy]-7-oxo-6,7-dihydro-5H-pyrrolo[3,4-b]pyrazine) are provided.

USPTO Abstract

Novel maleate, besylate and L-malate salts of (6-(5-chloro-2-pyridyl)-5-[(4-methyl-1-piperazinyl)carbonyloxy]-7-oxo-6,7-dihydro-5H-pyrrolo[3,4-b]pyrazine) are provided.

Drugs covered by this patent

cabozantinib-s-malate (CABOZANTINIB S-MALATE)

Patent Metadata

Patent number: CA2747000C
Jurisdiction: CA
Classification: —
Expires: 2013-09-03
Drug substance claim: No
Drug product claim: No
Assignee: Sumitomo Pharma America 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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