US Patent

US10765640 — Non-aqueous patch

Formulation · Assigned to Oishi Koseido Co Ltd · Expires 2031-05-10 · 5y remaining

Vulnerability score 48/100 Strong — defensible against typical IPR challenges

What this patent protects

This patent protects a non-aqueous patch containing lidocaine and/or its reactant, held by a specific type of support.

USPTO Abstract

A non-aqueous patch comprising lidocaine and/or its reactant, and a dissolving agent which are contained in a base of plaster, the plaster being hold by a support, of which strength of 50% stretched to longitudinal direction is less than 2,000 g/50 mm and of biaxially-oriented stretch cloth.

Drugs covered by this patent

Patent Metadata

Patent number: US10765640
Jurisdiction: US
Classification: Formulation
Expires: 2031-05-10
Drug substance claim: No
Drug product claim: Yes
Assignee: Oishi Koseido Co 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.

Track this patent

Get a daily-checked alert when vulnerability score, expiry, classification, or assignee changes. Email, Slack, or Teams delivery. Pro: 50 watches, Free: 3.