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US2673279A
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Means and method for making carbide tipped saws
Assignee: Individual
•
Filing: 1950-05-18
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Granted: 1954-03-23
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Expires: 1970-05-18
Abstract
No abstract record available.
Inventors
- 👤 Claud E Drake
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 16:33
CPC Classifications
B; B23; B23K; B23K31/00; B23K31/02; B23K31/025
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1699091A
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US1884683A
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US1876821A
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US1885584A
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US2057037A
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US2326674A
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US2311433A
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US2477129A
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US2481081A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-03-22 | 1957-09-21 | 1958-03-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-03-22 | 1961-09-21 | 1962-03-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-03-22 | 1965-09-21 | 1966-03-23 | $7700.00 | Window Closed / Lapsed |