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Patent US2961034A successfully refreshed from Google Patents.
US2961034A
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US
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Concealed chair apparatus
Assignee: Individual
•
Filing: 1958-05-05
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Granted: 1960-11-22
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Expires: 1978-05-05
Abstract
No abstract record available.
Inventors
- 👤 Nordell N Huffaker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 20:49
CPC Classifications
A; A47; A47D; A47D1/00; A47D1/02; A47D1/023; A47B; A47B83/00; A47B83/02; A47D1/10; A47D1/106
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1304368A
Cited
GB139107A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-11-22 | 1964-05-23 | 1964-11-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-11-22 | 1968-05-23 | 1968-11-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-11-22 | 1972-05-23 | 1972-11-22 | $7700.00 | Window Closed / Lapsed |