US PATENT SUBCLASS 5 / 654
.~.~ Fluent material containing (e.g., air, water, gel)

Current as of: June, 1999
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5 /   HD   BEDS

652  DF  SUPPORT FOR USER'S BODY OR PART THEREOF {12}
653  DF  .~ Removable support specially adapted for seating {2}
654.~.~ Fluent material containing (e.g., air, water, gel)

DEFINITION

Classification: 5/654

Fluent material containing (e.g., air, water, gel):

(under subclass 653) Subject matter in which the pad or cushion contains a flowable material such as a liquid, gas, gel or a plurality of beads.

SEE OR SEARCH THIS CLASS, SUBCLASS:

644, for support means useable with beds or surgical supports, containing a flowable material.

655.3, for supports containing a gas such as air.

655.4, for supports containing fluent solid particles.

655.5, for supports containing a liquid.

665+, for waterbeds, which comprise liquid filled body supports for the whole body.

689, for fluidized beds. 702, for mattresses filled with solid fluent materials.

706+, for mattresses filled with a gas such as air.

909, for supports containing a fluent material.

911, for supports containing beads.

SEE OR SEARCH CLASS

297, Chairs and Seats,

284.6, and 452.41 for fluent material containing and Digest 3, for pneumatic supports.