US3034378A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making carbide tipped saw blade and other tools
Assignee: Do All Co
•
Filing: 1961-05-18
•
Granted: 1962-05-15
•
Expires: 1981-05-18
Abstract
No abstract record available.
Inventors
- 👤 William T Anderson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 00:33
CPC Classifications
B; B23; B23K; B23K31/00; B23K31/02; B23K31/025; B23B; B23B27/00; B23B27/14; B23B27/18; B23D; B23D13/00; B23D65/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1424536A
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US1535096A
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US2003019A
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FR1233309A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-05-14 | 1965-11-13 | 1966-05-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-05-14 | 1969-11-13 | 1970-05-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-05-14 | 1973-11-13 | 1974-05-15 | $7700.00 | Window Closed / Lapsed |