Patent US2498837A successfully refreshed from Google Patents.
US2498837A
Expired / Lapsed
US
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Seat construction for stools and the like
Assignee: COMFORT LINES Inc
•
Filing: 1946-10-05
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Granted: 1950-02-28
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Expires: 1966-10-05
Abstract
No abstract record available.
Inventors
- 👤 Harry A Gelman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 23:34
CPC Classifications
A; A47; A47C; A47C3/00; A47C3/18; A47C7/00; A47C7/02; A47C7/34
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US942793A
Cited
US1864535A
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US1762630A
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US1843550A
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US2267306A
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US2255958A
Cited
US2302406A
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US2332041A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-02-27 | 1953-08-29 | 1954-02-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-02-27 | 1957-08-29 | 1958-02-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-02-27 | 1961-08-29 | 1962-02-28 | $7700.00 | Window Closed / Lapsed |