Patent US3326602A successfully refreshed from Google Patents.
US3326602A
Expired / Lapsed
US
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Chair construction
Assignee: Hamilton Cosco Inc
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Filing: 1965-05-17
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Granted: 1967-06-20
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Expires: 1985-05-17
Abstract
No abstract record available.
Inventors
- 👤 Donald L Moore
- 👤 Orville E Snyder
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 16:51
CPC Classifications
A; A47; A47C; A47C7/00; A47C7/36; A47C7/40; A47C7/402
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
84 words
IN A CHAIR CONSTRUCTION, A BACK REST, A MOUNTING PLATE OPERATIVELY CONNECTED TO SAID BACK REST, A COVER FIXEDLY MOUNTED ON SAID MOUNTING PLATE, VERTICALLY EXTENDING BACK SUPPORT HAVING ITS UPPER END RECEIVED BETWEEN AND ENGAGING SAID MOUNTING PLATE AND COVER, AND SPRING MEANS ON SAID MOUNTING PLATE HAVING A PIN BIASED TOWARD SAID BACK SUPPORT FOR SELECTIVE RECEPTION IN A PLURALITY OF VERTICALLY SPACED OPENINGS THEREIN FOR RELEASABLY LOCKING SAID BACK REST IN THE DESIRED POSITION OF VERTICAL ADJUSTMENT ON SAID BACK SUPPORT.
Claim 2
Dependent Claim
84 words
IN A CHAIR CONSTRUCTION, A BACK REST, A MOUNTING PLATE OPERATIVELY CONNECTED TO SAID BACK REST, A COVER FIXEDLY MOUNTED ON SAID MOUNTING PLATE, VERTICALLY EXTENDING BACK SUPPORT HAVING ITS UPPER END RECEIVED BETWEEN AND ENGAGING SAID MOUNTING PLATE AND COVER, AND SPRING MEANS ON SAID MOUNTING PLATE HAVING A PIN BIASED TOWARD SAID BACK SUPPORT FOR SELECTIVE RECEPTION IN A PLURALITY OF VERTICALLY SPACED OPENINGS THEREIN FOR RELEASABLY LOCKING SAID BACK REST IN THE DESIRED POSITION OF VERTICAL ADJUSTMENT ON SAID BACK SUPPORT.
References Cited (Backward Citations)
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US1719929A
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US2054557A
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US2114920A
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US2356507A
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US2988398A
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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) | 1970-06-19 | 1970-12-19 | 1971-06-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-06-19 | 1974-12-19 | 1975-06-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-06-19 | 1978-12-19 | 1979-06-20 | $7700.00 | Window Closed / Lapsed |