Patent US3117327A successfully refreshed from Google Patents.
US3117327A
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Buoyant chair
Assignee: Formex Corp
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Filing: 1961-02-20
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Granted: 1964-01-14
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Expires: 1981-02-20
Abstract
No abstract record available.
Inventors
- 👤 David E Mathew
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 19:15
CPC Classifications
A; A47; A47C; A47C15/00; A47C15/004; A47C15/006; B; B63; B63C; B63C9/00; B63C9/28; B63C9/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
47 words
A BUOYANT CHAIR COMPRISING A RIGID BUOYANT UNIT HAVING ARM REST AND REAR PORTION FORMED OF SHAPERETINING UNICELLULAR BUOYANT MATERIAL AND A TUBULAR METAL REINFORCING FRAME HAVING PORTIONS IMBEDDED IN SAID UNICELLULAR MATERIAL AND A PORTION INTERCONNECTING THE FREE END PORTIONS OF SAID ARM RESTS, SPACED PORTIONS
Claim 2
Dependent Claim
47 words
A BUOYANT CHAIR COMPRISING A RIGID BUOYANT UNIT HAVING ARM REST AND REAR PORTION FORMED OF SHAPERETINING UNICELLULAR BUOYANT MATERIAL AND A TUBULAR METAL REINFORCING FRAME HAVING PORTIONS IMBEDDED IN SAID UNICELLULAR MATERIAL AND A PORTION INTERCONNECTING THE FREE END PORTIONS OF SAID ARM RESTS, SPACED PORTIONS
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) | 1967-01-13 | 1967-07-15 | 1968-01-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-01-13 | 1971-07-15 | 1972-01-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-01-13 | 1975-07-15 | 1976-01-14 | $7700.00 | Window Closed / Lapsed |