US PATENT SUBCLASS 297 / 180.11
.~ Portable supplemental pad

Current as of: June, 1999
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297 /   HD   CHAIRS AND SEATS

180.1  DF  WITH HEAT EXCHANGER OR MEANS TO PROVIDE FLUID OR VAPOR TREATMENT {5}
180.11.~ Portable supplemental pad

DEFINITION

Classification: 297/180.11

Portable supplemental pad:

(under subclass 180.1) Device wherein significance is attributed to a movable auxiliary pad configured to rest upon an occupant-engaging surface of different seating devices, wherein the auxiliary pad includes a means to heat or cool or transfer heat from or to a seated occupant.

SEE OR SEARCH THIS CLASS, SUBCLASS:

230.1+, for supplemental backs.

452.42+, for primary bottom or back having a ventilating means.