Patent US3722950A successfully refreshed from Google Patents.
US3722950A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Chair with replaceable upholstery cover
Assignee: Blair Manufacturing Co Inc
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Filing: 1971-12-03
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Granted: 1973-03-27
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Expires: 1991-12-03
Abstract
Abstract The upholstery cover of a chair is readily removable so that a damaged cover may be rapidly replaced. Either the original cover or any replacement cover may be tufted.
Inventors
- 👤 R Harnick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 13:06
CPC Classifications
A; A47; A47C; A47C31/00; A47C31/02
Claims Analysis
Total Claims: 8
Claim 1
Independent Claim
101 words
A chair comprising an outer shell of self-sustaining material, a seat unit overlying the outer shell, said seat unit including a rigid inner shell juxtaposed to said outer shell, means coupling said shells to a leg support means, cushioning means over at least a portion of said inner shell, a removable upholstery cover overlying the cushioning, said cover having an apron at opposite sides of its periphery, said apron being disposed between said shells, and string means releasably coupling opposing portions of the apron in a position whereby the original upholstery cover may be removed and replaced in a facile manner.
Claim 2
Dependent Claim
101 words
A chair comprising an outer shell of self-sustaining material, a seat unit overlying the outer shell, said seat unit including a rigid inner shell juxtaposed to said outer shell, means coupling said shells to a leg support means, cushioning means over at least a portion of said inner shell, a removable upholstery cover overlying the cushioning, said cover having an apron at opposite sides of its periphery, said apron being disposed between said shells, and string means releasably coupling opposing portions of the apron in a position whereby the original upholstery cover may be removed and replaced in a facile manner.
Claim 3
Dependent Claim
31 words
A chair in accordance with claim 1 wherein said means coupling said cover apron in a position between said shells includes strings connected to the apron and disposed between said shells.
Claim 4
Dependent Claim
31 words
A chair in accordance with claim 1 wherein said means for releasably coupling said cover aprons in a position between said shells includes strings extending through holes in the inner shell.
Claim 5
Dependent Claim
33 words
A chair in accordance with claim 1 wherein said means for releasably coupling the apron in position between said shells includes strings extending from the apron around hook portions on the inner shell.
Claim 6
Dependent Claim
20 words
A chair in accordance with claim 1 wherein said apron is provided with a hem, and drawstrings in said hem.
Claim 7
Dependent Claim
50 words
A chair in accordance with claim 1 wherein said means for releasably coupling the cover apron in position between said shells includes parallel strings extending from the apron on one side to the apron on the other side, and a drawstring in a hem on the periphery of said apron.
Claim 8
Dependent Claim
38 words
A chair in accordance with claim 1 wherein said inner shell has sets of holes extending therethrough in its back portion as well as its seat portion to facilitate the use of a cover of the tufted type.
References Cited (Backward Citations)
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US3066435A
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US3103082A
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US3408105A
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US3586370A
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US3671984A
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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) | 1976-03-26 | 1976-09-25 | 1977-03-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-03-26 | 1980-09-25 | 1981-03-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-03-26 | 1984-09-25 | 1985-03-27 | $7700.00 | Window Closed / Lapsed |