US PATENT SUBCLASS 5 / 51.1
.~ Bed element

Current as of: June, 1999
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5 /   HD   BEDS

12.1  DF  SOFA BED {15}
51.1.~ Bed element {8}
52  DF  .~.~> Sofa head and arm rest
53.1  DF  .~.~> Headboard or footboard {2}
54  DF  .~.~> Front board
55.1  DF  .~.~> Latch
56  DF  .~.~> Assisting spring
57.1  DF  .~.~> Hinge {1}
58  DF  .~.~> Receptacle, drawer, or compartment
59.1  DF  .~.~> Shiftable back or seat

DEFINITION

Classification: 5/51.1

Bed element:

(under subclass 12.1) Device relating to a specific item of structure which forms a portion of a sofa bed.

SEE OR SEARCH THIS CLASS, SUBCLASS:

179+, and 312+, for folding legs.

186.1, through 279.1, for bed bottoms.

279.1+, 421+, 424+, and 503.1+, for elements not peculiar to sofa beds.

SEE OR SEARCH CLASS

297, Chairs and Seats,

218.1+, for an upholstery cover detachably connected to a chair or seat frame and subclasses 219.1+ for a slip cover for a chair or seat.