Chairs And Seats Patents (Class 297)
- Collapsed to a compact bundle having all rigid elongated elements extending in a single longitudinal direction (Class 297/16.2)
- Collapsed components form self-contained carrying case (Class 297/17)
- Nonpivoted crossed legs (Class 297/18)
- With means to hold chair in plural operative configurations (Class 297/19)
- Journaled connections of parts permit occupant to change configuration (Class 297/29)
- With concurrently folding footrest (Class 297/30)
- Front leg folds relative to integral bottom-rear leg; e.g., beach type (Class 297/31)
- With folding rocker (Class 297/32)
- Rearwardly folding back (Class 297/34)
- With folding armrest (Class 297/35)
- Laterally collapsible (Class 297/42)
- Back and legs collapse concurrently (Class 297/46)
- Back and legs collapse independently (Class 297/51)
- Relatively collapsible bottom, rear legs, and integral back and front legs (Class 297/55)
- Relatively collapsible bottom, front legs, and integral back and rear legs (Class 297/59)
- With means to permit independent adjustment of legrest or footrest (Class 297/69)
- Common actuator controls vertical adjustment and relative movement of parts (Class 297/71)
- Back reversible as to bottom (Class 297/72)
- Relatively movable rest sections move simultaneously (Class 297/75)
- Face-to-face seats suspended to oscillate (Class 297/77)
- Interconnection includes back-controlled movable armrest (Class 297/78)
- With means to move bottom relative to and concurrently with back (Class 297/83)
- Bottom and back movable as unit relative to legrest (Class 297/88)
- Interconnector articulated to back extension below back-to-bottom pivot (Class 297/90)
- Seat supported within periphery of apertured table (Class 297/136)
- Table forms carrying case for seat (Class 297/139)
- Seat inoperatively positionable beneath table (Class 297/140)
- Extensible from within or beneath seat component (Class 297/144)
- Extensible from wall or receptacle (Class 297/147)
- Table supported on both arms (Class 297/148)
- Straddle-type seat (Class 297/156)
- Table with opposed seating (Class 297/157.1)
- Tablet-arm type (Class 297/160)
- Table behind seat (Class 297/163)
- Chair-secured standard supports table (Class 297/170)
- Table pivotally connected to seat (Class 297/173)
- Table in front of seat (Class 297/174R)
- Holder or receptacle collapses as seat pivots (Class 297/188.02)
- For apparel (Class 297/188.03)
- On or integral with backrest (Class 297/188.04)
- Directly under occupant seating portion (Class 297/188.08)
- On or integral with armrest (e.g., beverage cup holder) (Class 297/188.14)
- Detachable from chair structure (Class 297/188.2)
- Adjustable with respect to the chair structure (Class 297/188.21)
- Other than cycle seat (Class 297/195.11)
- Plural related seats (Class 297/195.12)
- Base-attached cantilevered spring mounts seat (Class 297/196)
- Filamented supporting surface (Class 297/197)
- Laminated leaf spring-mounted (Class 297/198)
- Pneumatic cushion (Class 297/199)
- Sectional or split relatively movable supporting surface (Class 297/201)
- Depressed portion spaces body supporting surfaces (Class 297/202)
- Rear end supported on inclined rod independently of support for front end (Class 297/203)
- With means to adjustably set tautness of supporting surface (Class 297/204)
- Coil spring-mounted (Class 297/208)
- With cushioned top (Class 297/214)
- Bow spring-mounted (Class 297/215)
- Including an upwardly extending portion at rear of seat (Class 297/215.1)
- Adjustable to plural use positions (Class 297/215.13)
- Molded plastic saddle (Class 297/215.16)
- Force-absorbing means incorporated into child seat (Class 297/216.11)
- Force-absorbing means incorporated into headrest area (Class 297/216.12)
- Force-absorbing means incorporated into back (Class 297/216.13)
- Bottom and back interconnected for relative concurrent movement (Class 297/216.15)
- Bottom and back movable as unit in response to force (Class 297/216.16)
- For straddle seat (Class 297/219.11)
- For child seat (Class 297/219.12)
- Headrest (Class 297/220)
- Reversible or with replaceable section (Class 297/223)
- With elastic section (Class 297/224)
- Wraparound one-piece bottom, back, and shoulder or arm (Class 297/225)
- Hem-inserted keeper bar (Class 297/226)
- Armrest (Class 297/227)
- Slipcover for bottom or back (Class 297/228.1)
- Having flexible hem-inserted securing means (e.g., drawstring, elastic band, etc.) (Class 297/228.11)
- Having elongated flexible free-end securing means (Class 297/228.12)
- Having rigid or semirigid securing member (e.g., zipper, hook, ring, snap, button, etc.) (Class 297/228.13)
- One-piece bottom and back (Class 297/229)
- Armrest-supported (Class 297/251)
- Fore or aft board straddling clamps (Class 297/252)
- Secured by bottom-back crevice (Class 297/253)
- Back-connected (Class 297/254)
- Adjustable to plural operative positions (Class 297/256.1)
- Having a front guard or barrier (Class 297/256.15)
- Detachably mounted to a support base (Class 297/256.16)
- For shopping cart (Class 297/256.17)
- Combinable to form single seat (Class 297/233)
- Movement of one seat effects storage of either seat (Class 297/234)
- Nested (Class 297/239)
- Relatively rotatable (Class 297/240)
- Tandem (Class 297/243)
- Oppositely facing (Class 297/244)
- Face to face (Class 297/245)
- Coupled side-by-side (Class 297/248)
- Relatively movable (Class 297/257)
- Bottom connected to rocker for movement supplemental to rocking motion (Class 297/259.1)
- With means to impart rocking motion (Class 297/260.1)
- Track-mounted rocker (e.g., platform rocker) (Class 297/261.1)
- With means to limit or inhibit rocking motion (Class 297/270.1)
- With attached footrest or legrest (Class 297/271.1)
- With floor or ground contacting rocker (Class 297/271.5)
- Rocker attachment (Class 297/272.1)
- Having adjustment means for seat surface tension (Class 297/284.2)
- Having a plurality of adjacent relatively adjustable sections (Class 297/284.3)
- Providing support for lower back (i.e., lumbar) region (Class 297/284.4)
- Providing support for the sides of a seated occupant (Class 297/284.9)
- Located at the front of the seat bottom (Class 297/284.11)
- Resilient support includes armrest (Class 297/286)
- Spring centers back on pivot (Class 297/291)
- Coil spring surrounds horizontal pivot (Class 297/292)
- Coil spring comprises horizontal pivot (Class 297/293)
- Resilient leg integral with bottom or back (Class 297/294)
- Back secured to resilient upright bar or rod (Class 297/296)
- Spring mounts terminal of back (Class 297/299)
- Back and seat adjust simultaneously (Class 297/300.1)
- Back adjusts independent of seat (Class 297/301.1)
- Back and bottom adjust in a fixed relationship (Class 297/302.1)
- Adjustable resistance (Class 297/303.1)
- Constantly oriented during up-and-down movement (Class 297/307)
- Chin support (Class 297/392)
- Occupant attached (Class 297/393)
- Detachable headrest and armrest unit (Class 297/394)
- Wall- or ceiling-supported (Class 297/395)
- Extension of upper back (Class 297/396)
- Portable, with seat attacher (Class 297/397)
- Movable to inoperative position rearwardly of back (Class 297/403)
- Resiliently mounted (Class 297/404)
- Ball- and socket-mounted (Class 297/405)
- Adjustable laterally (Class 297/406)
- Angularly movable about horizontal axis (Class 297/408)
- Adjustable rectilinearly vertically (Class 297/410)
- Mounted to structure other than a chair or seat component (Class 297/411.21)
- Attachable to diverse chairs or seats; i.e., portable (Class 297/411.23)
- Detachably interfitted to a particular chair or seat at a connecting joint (Class 297/411.26)
- Movable to nonuse position (Class 297/411.3)
- Adjustable to multiple use positions relative to bottom or back (Class 297/411.35)
- Single element forms plural spaced armrests of a chair or seat (Class 297/411.4)
- Formed as one-piece with front leg (Class 297/411.42)
- Connected to back and front leg (Class 297/411.43)
- Connected to back and bottom (Class 297/411.44)
- Mounted on an upwardly extending side panel (Class 297/411.45)
- Upholstered (Class 297/411.46)
- For occupants knee or shin (e.g., sit-kneel type of chair, etc.) (Class 297/423.11)
- For nonoccupant use (e.g., shoe salesmans stool, etc.) (Class 297/423.14)
- Including a portion engaging a side of occupants leg (Class 297/423.17)
- Having substitute footrest (Class 297/423.18)
- Connected to chair or seat for relative movement (Class 297/423.19)
- Portable (Class 297/423.39)
- Detachable fabric component (Class 297/440.11)
- Sheet material folded to form a chair or seat (Class 297/440.12)
- Slotted components normal to each other (Class 297/440.13)
- Modular components (Class 297/440.14)
- Interfitted back and bottom or back frame and bottom frame (Class 297/440.15)
- Interfitted back and back frame (Class 297/440.2)
- Interfitted bottom and bottom frame (Class 297/440.22)
- Front, rear legs, and armrest together form a unit detachable from bottom or back (Class 297/440.23)
- Telescoping hollow parts or components (Class 297/440.24)
- Back or back standard integral with leg (Class 297/446.1)
- Front leg integral with rear leg (Class 297/448.1)
- Interbraced bottom, back and leg (Class 297/449.1)
- Back or bottom connected at lateral side to end support (Class 297/450.1)
- Back standard secured below or to underside of bottom (Class 297/451.1)
- Three support legs only (Class 297/451.2)
- Two support legs only (Class 297/451.3)
- Single non-moving support leg (Class 297/451.4)
- Resilient bottom and leg (Class 297/451.7)
- Modular component (Class 297/451.8)
- Woven material (e.g., cane or basket chair) (Class 297/451.9)
- Plastic material (Class 297/451.11)
- Directly connected bottom and back (Class 297/452.11)
- Framework (Class 297/452.18)
- Contoured bottom (Class 297/452.21)
- Contoured back (Class 297/452.29)
- Having a trim panel (Class 297/452.38)
- Cantilevered bottom or back (Class 297/452.39)
- Having a laterally adjustable dimension (Class 297/452.4)
- Having fluent material (Class 297/452.41)
- Including a ventilating means (Class 297/452.42)
- Cushioned (Class 297/452.48)
- Made of individual elongated members extending across a support frame (e.g., webs, straps, slats, stringed beads, etc.) (Class 297/452.63)
- Rigid or semirigid hollow shell (Class 297/452.65)
Chair hardware or attachment (e.g., bracket, operating lever, leg extension, etc.) (Class 297/463.1)
