Patent EP0092437A1 successfully refreshed from Google Patents.
US2657680A
Expired / Lapsed
US
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Sawing machine for stone and hard plastic material
Assignee: Individual
•
Filing: 1950-08-29
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Granted: 1953-11-03
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Expires: 1970-08-29
Abstract
No abstract record available.
Inventors
- 👤 Evans Harold
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 19:34
CPC Classifications
B; B23; B23D; B23D47/00; B23D47/08; B23D47/10; B23D47/04; B23D59/00; B23D59/001; B27; B27B; B27B27/00; B27B27/02; B28; B28D; B28D1/00; B28D1/02; B28D1/04; B28D1/044; Y; Y10; Y10T; Y10T83/00; Y10T83/202; Y10T83/2027; Y10T83/2029; Y10T83/748; Y10T83/7487; Y10T83/7533
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US555611A
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US888732A
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US896782A
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US1017784A
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US1097034A
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US1149533A
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US1906739A
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US1902279A
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US2488643A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-11-02 | 1957-05-04 | 1957-11-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-11-02 | 1961-05-04 | 1961-11-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-11-02 | 1965-05-04 | 1965-11-03 | $7700.00 | Window Closed / Lapsed |