US Patent

US8419307 — Spreading implement

Method of Use · Assigned to Acrux DDS Pty Ltd · Expires 2027-02-26 · 1y remaining

Vulnerability score 85/100 Vulnerable — likely target for IPR or design-around

What this patent protects

This patent protects a spreading implement for applying a liquid pharmaceutical testosterone composition, such as Androgel.

USPTO Abstract

Described are methods comprising applying a liquid pharmaceutical testosterone composition with an implement comprising a support and a receptacle mounted on the support and defining a reservoir space with an open top to receive the liquid, wherein the receptacle includes a flexible membrane integrally forming a base and a wall, the wall being substantially transverse to the base and having a working surface to spread the liquid over the treatment surface, wherein the base has a continuous surface such that liquid cannot pass through the base, wherein the wall includes an inner portion which extends from the base to an upper end and an outer skirt portion, wherein the inner portion and skirt portion form a double-wall structure, and wherein at least the wall is resiliently deformable so the working surface maintains contact with the treatment surface when spreading the liquid.

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-1386 — Androgel

Patent Metadata

Patent number
US8419307
Jurisdiction
US
Classification
Method of Use
Expires
2027-02-26
Drug substance claim
No
Drug product claim
No
Assignee
Acrux DDS Pty 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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