US PATENT SUBCLASS 220 / 592.25
.~.~ Foam insulation

Current as of: June, 1999
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220 /   HD   RECEPTACLES

592.01  DF  RECEPTACLE HAVING MEANS TO FACILITATE MAINTAINING CONTENTS ABOVE OR BELOW AMBIENT TEMPERATURE (E.G., COMPARTMENT FOR HOLDING A HEAT EXCHANGE MEDIUM) {5}
592.2  DF  .~ Thermally insulated receptacle {6}
592.25.~.~ Foam insulation

DEFINITION

Classification: 220/592.25

Foam insulation:

(under subclass 592.2) Subject matter wherein the insulation is made from material which has been expanded to form internal cells or voids.

SEE OR SEARCH THIS CLASS, SUBCLASS:

560.15, for a container for cryogenic content that is insulated by foamed material.

592.1, for an ice-box, refrigerator, or freezer cabinet which is insulated by foamed material.

902, for an art collection of containers which include foamed material