Patent US2831739A successfully refreshed from Google Patents.
US2831739A
Expired / Lapsed
US
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Adjustably extendable and lockable table leg or the like
Assignee: Gadget of the Month Club Inc
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Filing: 1956-02-28
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Granted: 1958-04-22
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Expires: 1976-02-28
Abstract
No abstract record available.
Inventors
- 👤 William R Fryckholm
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 22:16
CPC Classifications
A; A47; A47B; A47B91/00; A47B91/02; A47B9/00; A47B9/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1203783A
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US1437670A
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US1838352A
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US1905219A
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US2010041A
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US2323423A
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US2503199A
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US2535559A
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US2625454A
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US2702222A
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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) | 1961-04-21 | 1961-10-21 | 1962-04-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-04-21 | 1965-10-21 | 1966-04-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-04-21 | 1969-10-21 | 1970-04-22 | $7700.00 | Window Closed / Lapsed |