Patent US5559472A successfully refreshed from Google Patents.
Patent US2674238A successfully refreshed from Google Patents.
US2674238A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Abrasive cutting wire stone saw with automatic down feed
Assignee: Individual
•
Filing: 1953-02-10
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Granted: 1954-04-06
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Expires: 1973-02-10
Abstract
No abstract record available.
Inventors
- 👤 Joseph T Dessureau
- 👤 John B Dessureau
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 12:31
CPC Classifications
B; B28; B28D; B28D1/00; B28D1/02; B28D1/08; B23; B23D; B23D57/00; B23D57/003; B23D57/0061; B23D57/0069
Claims Analysis
Total Claims: 0
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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) | 1957-04-05 | 1957-10-05 | 1958-04-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-04-05 | 1961-10-05 | 1962-04-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-04-05 | 1965-10-05 | 1966-04-06 | $7700.00 | Window Closed / Lapsed |