Patent US6178409B1 successfully refreshed from Google Patents.
US2853348A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Table leg locking mechanism
Assignee: Individual
•
Filing: 1957-02-25
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Granted: 1958-09-23
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Expires: 1977-02-25
Abstract
No abstract record available.
Inventors
- 👤 John B Adler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 08:56
CPC Classifications
A; A47; A47B; A47B3/00; A47B3/08; A47B3/091; A47B3/0911
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US493021A
Cited
US1063642A
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US2077414A
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US2202624A
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US2326461A
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US2726127A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-09-22 | 1962-03-24 | 1962-09-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-09-22 | 1966-03-24 | 1966-09-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-09-22 | 1970-03-24 | 1970-09-23 | $7700.00 | Window Closed / Lapsed |