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US3567284A Expired / Lapsed US ⏱️ 0.0 years remaining

Chair assembly

Assignee: Trane US Inc
•
Filing: 1968-11-14
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Granted: 1971-03-02
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Expires: 1988-11-14
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Abstract

Abstract A CHAIR HAS A PAIR OF SPACED PARALLEL ALIGNED Z-SHAPED BRACKETS FORMED FOR RECEIVING THE HORIZONTAL PORTIONS OF A PAIR OF INVERTED U-SHAPED LEG MEMBERS IN SLOTS AT EITHER END OF THE CENTER SECTION OF THE BRACKETS AND RECEIVING THE SUPPORT ARM OF A TABLET TABLE THROUGH AN APERTURE IN EACH CENTER SECTION, AND PROVIDED WITH A NUMBER OF INTEGRAL TABS WHICH ARE BENT OVER THE LOWER SURFACE OF THE BACK BRACE TUBES AND A NUMBER OF TABS WHICH ARE BENT OVER THE UPPER SURFACE OF THE LEG MEMBERS FOR HOLDING THESE MEMBERS IN POSITION BY FORMING REGIONS FOR WELD- ING. THE BACK BRACE TUBES EXTEND THE FULL LENGTH OF THE BRACKET AND ARE RECEIVED ABOVE THE HORIZONTAL LEG MEMBERS. A SEAT RESTS ON BOTH BRACKETS AND IS FORMED WITH AN OVERLYING FRONT EDGE WHICH CONCEALS THE FORWARD ENDS OF THE BACK BRACE TUBES.

Inventors

  • 👤 William C Miller
  • 👤 Dick E Shoemaker
  • 👤 Gordon C Lambert

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-05 09:05
CPC Classifications
A; A47; A47C; A47C5/00; A47C5/04; A47C5/06; A47C7/00; A47C7/62; A47C7/68; A47C7/70; A47C7/705

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

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USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1974-03-01 1974-08-31 1975-03-02 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1978-03-01 1978-08-31 1979-03-02 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1982-03-01 1982-08-31 1983-03-02 $7700.00 Window Closed / Lapsed

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