Patent US2610658A successfully refreshed from Google Patents.
US2610658A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Under door frame saw
Assignee: Individual
•
Filing: 1950-09-13
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Granted: 1952-09-16
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Expires: 1970-09-13
Abstract
No abstract record available.
Inventors
- 👤 George O Koeling
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 19:41
CPC Classifications
B; B27; B27B; B27B5/00; B27B5/02; B27B5/08; B23; B23Q; B23Q9/00; B23Q9/0014; B23Q9/0028
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1216340A
Cited
US2197207A
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US2115265A
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US2248694A
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US2273160A
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US2502656A
Cited
US2512970A
Cited
US2519526A
Cited
US2497941A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-09-16 | 1956-03-17 | 1956-09-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-09-16 | 1960-03-17 | 1960-09-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-09-16 | 1964-03-17 | 1964-09-16 | $7700.00 | Window Closed / Lapsed |