US Patent

US8202535 — Small-volume oral transmucosal dosage forms

Method of Use · Assigned to AcelRx Pharmaceuticals Inc · Expires 2030-10-22 · 4y remaining

Vulnerability score 68/100 Moderate — design-around opportunities exist

What this patent protects

This patent protects small-volume oral transmucosal dosage forms, such as NanoTabs, for administering a drug for treating acute, post-operative, or breakthrough pain.

USPTO Abstract

Small-volume oral transmucosal dosage forms or NanoTabs® comprising a predetermined amount of a pharmaceutically active drug are provided. Exemplary applications include use of the NanoTabs® to administer a drug for the treatment of acute, post-operative or breakthrough pain.

Drugs covered by this patent

FDA Patent Use Codes

When a patent is method-of-use, FDA lists it once per applicable indication ("U-code"). Each U-code carves out a specific therapeutic use that generic filers must either license or design around.

CodeDescriptionDrug
U-1351 — sufentanil-citrate

Patent Metadata

Patent number
US8202535
Jurisdiction
US
Classification
Method of Use
Expires
2030-10-22
Drug substance claim
No
Drug product claim
No
Assignee
AcelRx Pharmaceuticals 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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