Patent US2722731A successfully refreshed from Google Patents.
US2722731A
Expired / Lapsed
US
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Sawing machine
Assignee: Individual
•
Filing: 1952-06-27
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Granted: 1955-11-08
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Expires: 1972-06-27
Abstract
No abstract record available.
Inventors
- 👤 Tarte George M Le
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 10:41
CPC Classifications
B; B23; B23D; B23D45/00; B23D45/14; B23D45/143; B23D45/146; Y; Y10; Y10T; Y10T83/00; Y10T83/768; Y10T83/7755; Y10T83/7763; Y10T83/7776; Y10T83/778; Y10T83/869; Y10T83/8733; Y10T83/8742
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US403462A
Cited
US1439801A
Cited
US834206A
Cited
US856842A
Cited
US1098465A
Cited
GB281835A
Cited
GB331395A
Cited
DE659179C
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-11-07 | 1959-05-09 | 1959-11-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-11-07 | 1963-05-09 | 1963-11-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-11-07 | 1967-05-09 | 1967-11-08 | $7700.00 | Window Closed / Lapsed |