Patent US3148855A successfully refreshed from Google Patents.
US3148855A
Expired / Lapsed
US
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Chair base
Assignee: Hamilton Cosco Inc
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Filing: 1961-12-26
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Granted: 1964-09-15
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Expires: 1981-12-26
Abstract
No abstract record available.
Inventors
- 👤 Earl F Hamilton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 18:35
CPC Classifications
A; A47; A47C; A47C7/00; A47C7/002; A47C7/004; A47C3/00; A47C3/20; A47C3/24
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
87 words
IN AN ARTICLE OF FURNITURE, (A) A BASE HAVING A PLURALITY OF OUTWARDLY PROJECTING GENERALLY HORIZONTAL LEGS, (B) EACH OF SAID LEGS COMPRISING A PAIR OF INTERFITTING CHANNELED ARMS ON A PAIR OF BIFURCATED MEMBERS, (C) MEANS ON EACH OF SAID ARMS FOR RIGIDLY CONNECTING SAID ARM TO THE ARM WITH WHICH IT IS INTERFIT, (D) THE ARMS ON EACH OF SAID MEMBERS BEING INTERFIT WITH ONE OF THE ARMS ON EACH OF A PAIR OF ADJACENT MEMBERS, WHEREBY ALL OF SAID LEGS ARE RIGIDLY INTERCONNECTED, AND
Claim 2
Dependent Claim
87 words
IN AN ARTICLE OF FURNITURE, (A) A BASE HAVING A PLURALITY OF OUTWARDLY PROJECTING GENERALLY HORIZONTAL LEGS, (B) EACH OF SAID LEGS COMPRISING A PAIR OF INTERFITTING CHANNELED ARMS ON A PAIR OF BIFURCATED MEMBERS, (C) MEANS ON EACH OF SAID ARMS FOR RIGIDLY CONNECTING SAID ARM TO THE ARM WITH WHICH IT IS INTERFIT, (D) THE ARMS ON EACH OF SAID MEMBERS BEING INTERFIT WITH ONE OF THE ARMS ON EACH OF A PAIR OF ADJACENT MEMBERS, WHEREBY ALL OF SAID LEGS ARE RIGIDLY INTERCONNECTED, AND
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-09-15 | 1968-03-16 | 1968-09-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-09-15 | 1972-03-16 | 1972-09-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-09-15 | 1976-03-16 | 1976-09-15 | $7700.00 | Window Closed / Lapsed |