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US3820845A Expired / Lapsed US ⏱️ 0.0 years remaining

Sitting furniture

Assignee: Expo Nord AB
•
Filing: 1972-10-04
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Granted: 1974-06-28
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Expires: 1992-10-04
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Abstract

Abstract A piece of sitting furniture has two separate, bent lateral frame bars and a body supporting support means fastened to and stretched between them by means of cross bars extending between the lateral frame bars and optionally one or more intermediate frame means, and each lateral frame bar is so bent as to form a loop of closed configuration in side view, said loop having a seat section which extends at least along the rear part of the seat portion, a rear back rest section which extends along the back rest portion, and a front back rest section extending forwardly of and approximately in parallel with the rear back rest section, said front back rest section merging at the top by means of a bend in the rear back rest section and joining at the bottom the front end of the seat section of the loop by means of further loop sections.

Inventors

  • 👤 E Persson

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-09 09:14
CPC Classifications
A; A47; A47C; A47C7/00; A47C7/62; A47C5/00; A47C5/04; A47C1/00; A47C1/12; A47C1/124; A47C3/00; A47C3/02; A47C3/029; A47C5/043

Claims Analysis

Total Claims: 3
Claim 1
Independent Claim 162 words
In a piece of sitting furniture, having support means forming a seat portion and a back rest portion, upholstery means on said seat and back rest portion of said support means, two separate, bent lateral frame bars, each comprising a seat section extending along and engaging said seat portion of said support means, a rear back rest section extending along and engaging said back rest portion of said support means, and a front back rest section extending forwardly of and approximately in parallel relation with and spaced from said rear back rest section and merging at the top by means of a bend in said rear back rest section, the improvement in which the opposed lateral marginal portions of said upholstery means on said back rest portion of said support means extend into the space between said front and rear back rest sections of each of said lateral frame bars and are gripped therebetween to retain the upholstery means in correct position.
Claim 2
Dependent Claim 162 words
In a piece of sitting furniture, having support means forming a seat portion and a back rest portion, upholstery means on said seat and back rest portion of said support means, two separate, bent lateral frame bars, each comprising a seat section extending along and engaging said seat portion of said support means, a rear back rest section extending along and engaging said back rest portion of said support means, and a front back rest section extending forwardly of and approximately in parallel relation with and spaced from said rear back rest section and merging at the top by means of a bend in said rear back rest section, the improvement in which the opposed lateral marginal portions of said upholstery means on said back rest portion of said support means extend into the space between said front and rear back rest sections of each of said lateral frame bars and are gripped therebetween to retain the upholstery means in correct position.
Claim 3
Dependent Claim 82 words
The improvement according to claim 1 further comprising an extension of the lower end of said front back rest section which extends forwardly above and approximately in parallel relation with said seat section and that the opposed lateral marginal portions of said upholstery means on said seat portion of said support means extend into the space between said extension and said seat section of each of said lateral frame bars and are gripped therebetween to retain said upholstery means in correct position.

References Cited (Backward Citations)

No citation records indexed.

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1977-06-27 1977-12-27 1978-06-28 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1981-06-27 1981-12-27 1982-06-28 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1985-06-27 1985-12-27 1986-06-28 $7700.00 Window Closed / Lapsed

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