EP Patent

EP0381216B1 — Hydrochlorofluorocarbon azeotropic or azeotropic-like mixture

Assigned to AGC Inc · Expires 1995-12-27 · 30y expired

What this patent protects

A hydrochlorofluorocarbon azeotropic or azeotropic-like mixture comprising at least one member selected from the group consisting of hydrogen-containing fluoropropanes of the formula I: CHaClbFcCF2CHxClyFz (I) wherein a+b+c=3, x+y+z=3, a+x>/=1, b+…

USPTO Abstract

A hydrochlorofluorocarbon azeotropic or azeotropic-like mixture comprising at least one member selected from the group consisting of hydrogen-containing fluoropropanes of the formula I: CHaClbFcCF2CHxClyFz (I) wherein a+b+c=3, x+y+z=3, a+x>/=1, b+y>/=1, and 0</=a,b,c,x,y,z</=3, and at least one member selected from the group of compounds II consisting of halogenated hydrocarbons having a boiling point of from 20 to 85 DEG C other than said hydrochlorofluoropropanes, hydrocarbons having a boiling point of from 20 to 85 DEG C and alcohols having from 1 to 4 carbon atoms.

Drugs covered by this patent

Patent Metadata

Patent number
EP0381216B1
Jurisdiction
EP
Classification
—
Expires
1995-12-27
Drug substance claim
No
Drug product claim
No
Assignee
AGC 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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