CA Patent

CA2793533A1 — Polymorphic forms of st-246 and methods of preparation

Assigned to Siga Technologies Inc · Expires 2011-09-29 · 15y expired

What this patent protects

Polymorph forms of 4 -trifluoromethyl -N- (3, 3a, 4, 4a, 5, 5a, 6, 6a- octahydro-1, 3 -dioxo-4, 6 -ethenocycloprop [f] isoindol -2 ( 1H) -yl ) - benzamide are disclosed as well as their methods of synthesis and pharmaceutical compositions.

USPTO Abstract

Polymorph forms of 4 -trifluoromethyl -N- (3, 3a, 4, 4a, 5, 5a, 6, 6a- octahydro-1, 3 -dioxo-4, 6 -ethenocycloprop [f] isoindol -2 ( 1H) -yl ) - benzamide are disclosed as well as their methods of synthesis and pharmaceutical compositions.

Drugs covered by this patent

Patent Metadata

Patent number: CA2793533A1
Jurisdiction: CA
Classification: —
Expires: 2011-09-29
Drug substance claim: No
Drug product claim: No
Assignee: Siga Technologies 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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