US Patent

US11813364 — Patch

Formulation · Assigned to Hisamitsu Pharmaceutical Co Inc · Expires 2033-09-22 · 7y remaining

Vulnerability score 33/100 Strong — defensible against typical IPR challenges

What this patent protects

This patent protects a patch formulation that includes free asenapine, a maleic acid alkali salt, and a rubber-based adhesive agent.

USPTO Abstract

In a patch comprising a support layer and an adhesive agent layer, the adhesive agent layer comprises free asenapine, a maleic acid alkali salt, and a rubber-based adhesive agent.

Drugs covered by this patent

Patent Metadata

Patent number
US11813364
Jurisdiction
US
Classification
Formulation
Expires
2033-09-22
Drug substance claim
No
Drug product claim
Yes
Assignee
Hisamitsu Pharmaceutical Co 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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