Patent US2298643A successfully refreshed from Google Patents.
US2298643A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Saw blade attachment
Assignee: Individual
•
Filing: 1941-05-03
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Granted: 1942-10-13
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Expires: 1961-05-03
Abstract
No abstract record available.
Inventors
- 👤 Dodegge Carl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 03:04
CPC Classifications
B; B23; B23D; B23D51/00; B23D51/08; B23D51/12; B23D51/14
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1945-10-12 | 1946-04-13 | 1946-10-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1949-10-12 | 1950-04-13 | 1950-10-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1953-10-12 | 1954-04-13 | 1954-10-13 | $7700.00 | Window Closed / Lapsed |