EP0244837A1 — Self-heating container
Assigned to Asahi Kasei Corp · Expires 1987-11-11 · 39y expired
What this patent protects
A container capable of heating its content when ignited has a container (l) containing Japanese sake, coffee, soup or the like and an exothermic material storage chamber (2) projected into the container (l). A self-combustible exothermic material (6) consisting of a mixture of ox…
USPTO Abstract
A container capable of heating its content when ignited has a container (l) containing Japanese sake, coffee, soup or the like and an exothermic material storage chamber (2) projected into the container (l). A self-combustible exothermic material (6) consisting of a mixture of oxidant such as potassium permanganate and a combustible material such as iron powder, ferrosilicon powder or the like is charged into an innermost portion of the storage chamber. A heat insulating layer (7) made of inorganic porous material is disposed adjacent to the exothermic material (6) and ignition means (l0) for igniting the exothermic material is extended from the exterior of the container to the exothermic material.
Drugs covered by this patent
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.