US2543486A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Portable power saw
Assignee: Excel Auto Radiator Co
•
Filing: 1945-06-08
•
Granted: 1951-02-27
•
Expires: 1965-06-08
Abstract
No abstract record available.
Inventors
- 👤 Theodore S Briskin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 08:03
CPC Classifications
B; B23; B23D; B23D59/00; B23D59/007; B23D57/00; B23D57/0076; B27; B27B; B27B9/00; B27B9/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1671201A
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US1623290A
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US1830350A
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US1854510A
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US1858459A
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US1830579A
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US1792204A
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US1848330A
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US1830580A
Cited
US1900553A
Cited
US2168282A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-02-26 | 1954-08-28 | 1955-02-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-02-26 | 1958-08-28 | 1959-02-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-02-26 | 1962-08-28 | 1963-02-27 | $7700.00 | Window Closed / Lapsed |