CA Patent

CA2028811C — Aerosol preparation for external use

Assigned to Taisho Pharmaceutical Co Ltd · Expires 1998-12-29 · 27y expired

What this patent protects

Disclosed is an aerosol preparation for external use directed primarily for skin cooling, in the form of a sherbet-shaped foam. The aerosol preparation comprises (B) a concentrate based on water alone or a mixture thereof with a lower alcohol, and (A) as a propellant, a liquefied…

USPTO Abstract

Disclosed is an aerosol preparation for external use directed primarily for skin cooling, in the form of a sherbet-shaped foam. The aerosol preparation comprises (B) a concentrate based on water alone or a mixture thereof with a lower alcohol, and (A) as a propellant, a liquefied petroleum gas or dimethyl ether at a (A):(B) weight ratio of 95:5 to 50:50. The propellant is contained such that the aerosol has a pressure of 2-5 kg/cm2 at 20.degree.C and the sherbet-like foam effectively cools injured skin and lasts long.

Drugs covered by this patent

Patent Metadata

Patent number
CA2028811C
Jurisdiction
CA
Classification
—
Expires
1998-12-29
Drug substance claim
No
Drug product claim
No
Assignee
Taisho Pharmaceutical 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.

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