Patent US1998710A successfully refreshed from Google Patents.
US2531778A
Expired / Lapsed
US
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Adjustable length folding legs for ironing boards
Assignee: Geuder Paeschke & Frey Co
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Filing: 1946-09-07
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Granted: 1950-11-28
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Expires: 1966-09-07
Abstract
No abstract record available.
Inventors
- 👤 Merner John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 21:15
CPC Classifications
D; D06; D06F; D06F81/00; D06F81/02; D06F81/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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GB190500023A
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US898374A
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US1234510A
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US1708761A
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US1725168A
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US1969032A
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US2020503A
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US2229475A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-11-27 | 1954-05-29 | 1954-11-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-11-27 | 1958-05-29 | 1958-11-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-11-27 | 1962-05-29 | 1962-11-28 | $7700.00 | Window Closed / Lapsed |