Patent US2923583A successfully refreshed from Google Patents.
US2923583A
Expired / Lapsed
US
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Extension table and compartment suspension therefor
Assignee: Individual
•
Filing: 1957-10-03
•
Granted: 1960-02-02
•
Expires: 1977-10-03
Abstract
No abstract record available.
Inventors
- 👤 John C L Viehmann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 09:40
CPC Classifications
A; A47; A47B; A47B1/00; A47B1/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US802998A
Cited
GB190524676A
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US1173992A
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US1453121A
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US2171772A
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US2471245A
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US2628147A
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US2695831A
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US2676863A
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US2716046A
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US2750242A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-02-01 | 1963-08-03 | 1964-02-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-02-01 | 1967-08-03 | 1968-02-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-02-01 | 1971-08-03 | 1972-02-02 | $7700.00 | Window Closed / Lapsed |