US Patent Class 297
CHAIRS AND SEATS-- Main Headings




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Current as of: June, 1999
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CLASS NOTES
1  DF  SEATING DEVICE REORIENTS AS UNIT {2}
4  DF  PORTABLE BOTTOM WITH OCCUPANT ATTACHER
5  DF  WITH OCCUPANT-PROPELLED WALKER OR SKATER FRAME {1}
7  DF  WITH REMOVABLE OR REORIENTABLE CRIB SIDE {3}
13  DF  FOLDING BOTTOM PERMITS SEAT ROTATION ABOUT VERTICAL AXIS
14  DF  BOTTOM AND BACK CONNECTED TO AND FOLDABLE IN WALL OR PARTITION {1}
16.1  DF  COLLAPSIBLE CHAIR; I.E., RELATIVELY FOLDING BOTTOM, BACK, AND LEGS {15}
61  DF  HEADREST INTERCONNECTED WITH BACK FOR RELATIVE CONCURRENT MOVEMENT
62  DF  COMPONENT REORIENTABLE TO STACKED BUNKS
63  DF  COMPONENT OF ADJACENT SEATS REORIENTABLE TO SINGLE BED {2}
68  DF  LEGREST OR FOOTREST INTERCONNECTED TO MOVE RELATIVE TO BOTTOM AND CONCURRENT WITH BOTTOM OR BACK {9}
92  DF  CHAIR WITH INTERCHANGEABLE AND REVERSIBLE BOTTOM AND BACK {1}
94  DF  BACK REVERSIBLE AS TO BOTTOM; E.G., WALKOVER TYPE {4}
105  DF  DISPLACEABLE BOTTOM EXPOSES SUPPLEMENTAL BODY SUPPORT {4}
112  DF  BACK CARRIES STORED SUPPLEMENTAL BODY SUPPORT {2}
115  DF  ARMREST MOVABLE TO DIVERSE USE POSITION {1}
118  DF  CONVERTIBLE {3}
135  DF  WITH TABLE, DESK, OR EASEL {13}
175  DF  MILKER STOOL TYPE {3}
180.1  DF  WITH HEAT EXCHANGER OR MEANS TO PROVIDE FLUID OR VAPOR TREATMENT {5}
181  DF  SIMULATION; E.G., ANIMAL OR VEHICLE
182  DF  WITH DEBRIS CATCHER
183.1  DF  WITH HANDLE {5}
184.1  DF  WITH WEATHER SHIELD OR INSECT PROTECTOR (E.G., CANOPY, SCREEN, ETC.) {5}
185  DF  WITH MIRROR
186  DF  WITH MUSICAL INSTRUMENT OR INSTRUMENT SUPPORT
187  DF  PRIE-DIEU TYPE OF KNEELING STAND
188.01  DF  WITH HOLDER OR RECEPTACLE FOR DISPARATE ARTICLE {7}
195.1  DF  STRADDLE SEAT (E.G., SADDLE TYPE, ETC.) {16}
216.1  DF  CRASH SEAT {5}
217.1  DF  COMBINED {3}
218.1  DF  UPHOLSTERY COVER DETACHABLY CONNECTED TO FRAME {4}
219.1  DF  DETACHABLE SUPPLEMENTAL FLEXIBLE PAD OR COVER {13}
230.1  DF  SUPPLEMENTAL BACK {4}
250.1  DF  SUPPLEMENTAL SEAT (E.G., CHILD SEAT, ETC.) {8}
232  DF  PLURAL RELATED SEATS {9}
258.1  DF  ROCKER-MOUNTED {7}
273  DF  OSCILLATING SUSPENDER CONNECTED TO OR THROUGH ADJUNCTIVE REST {4}
283.1  DF  CHANGEABLE OR REVERSIBLE SUPPORTING SURFACE {3}
284.1  DF  BOTTOM OR BACK WITH MEANS TO ALTER CONTOUR {5}
285  DF  BACK MOVEMENT RESILIENTLY OPPOSED IN OPERATING POSITION {12}
310  DF  WITH MEANS TO CONTROL REARWARD CHAIR TIPPING
311  DF  MOVABLE BOTTOM {5}
350  DF  LATERALLY FOLDING OR COLLAPSING BACK {1}
352  DF  PORTABLE BACK WITH BOTTOM ATTACHER
353  DF  MOVABLE BACK {2}
391  DF  HEADREST {12}
411.1  DF  SUPPORT FOR ARMPIT
411.2  DF  ARMREST {11}
423.1  DF  REST FOR KNEE, LEG, OR FOOT {6}
440.1  DF  HAVING DETACHABLY INTERFITTING PARTS OR COMPONENTS; I.E., KNOCKDOWN {9}
445.1  DF  BOTTOM, BACK AND LEG (I.E., CHAIR) {12}
452.1  DF  BOTTOM OR BACK {12}
461  DF  PADDED STOOL {1}
464  DF  BODY OR OCCUPANT RESTRAINT OR CONFINEMENT {6}
463.1  DF  CHAIR HARDWARE OR ATTACHMENT (E.G., BRACKET, OPERATING LEVER, LEG EXTENSION, ETC.)
463.2  DF  MISCELLANEOUS
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CROSS-REFERENCE ART COLLECTION
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900  DF  CHAIR FOR SUNTANNING IN THE PRONE (I.E., FACEDOWN) POSITION
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DIGESTS
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DIG 1  DF  Foam
DIG 2  DF  Molded
DIG 3  DF  Pneumatic
DIG 4  DF  Wheelchair
DIG 5  DF  Fireproof
DIG 6  DF  Velcro
DIG 7  DF  Rocker/recliner
DIG 8  DF  Inflatable bellows
DIG 10  DF  Occupant-arising assist
DIG 11  DF  Baby bouncer