Patent US2357692A successfully refreshed from Google Patents.
Patent US2679839A successfully refreshed from Google Patents.
US2679839A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cable variety stone cutting saw
Assignee: Super Cut Inc
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Filing: 1952-09-05
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Granted: 1954-06-01
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Expires: 1972-09-05
Abstract
No abstract record available.
Inventors
- 👤 Leopold H Metzger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 08:02
CPC Classifications
B; B23; B23D; B23D61/00; B23D61/18; B23D61/185
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US184804A
Cited
US379835A
Cited
USRE21165E
Cited
GB190013417A
Cited
FR437117A
Cited
US1625463A
Cited
US2189259A
Cited
GB623686A
Cited
GB644726A
Cited
FR969357A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-05-31 | 1957-11-30 | 1958-06-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-05-31 | 1961-11-30 | 1962-06-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-05-31 | 1965-11-30 | 1966-06-01 | $7700.00 | Window Closed / Lapsed |