4. Chairs and seats
  5. Detachable supplemental flexible pad or cover
  6. Slipcover for bottom or back

Christopher J. Norman

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Back construction

Chairs and seats – Detachable supplemental flexible pad or cover – Slipcover for bottom or back
Reexamination Certificate

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Back construction with flexible lumbar

Chairs and seats – Back movement resiliently opposed in operating position – Back adjusts independent of seat
Reexamination Certificate

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Back construction with flexible lumbar

Chairs and seats – Bottom or back with means to alter contour – Providing support for lower back region
Reexamination Certificate

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Seating unit with crossbar seat support

Chairs and seats – Back movement resiliently opposed in operating position – Back and seat adjust simultaneously
Reexamination Certificate

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Seating unit with wheelchair base

Land vehicles – Wheeled – Occupant propelled type
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2443363

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