Patent US2506076A successfully refreshed from Google Patents.
US2506076A
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US
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Stonecutting machine
Assignee: JOHN SWENSON GRANITE CO Inc
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Filing: 1948-09-16
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Granted: 1950-05-02
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Expires: 1968-09-16
Abstract
No abstract record available.
Inventors
- 👤 Langdon L Garrison
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 23:48
CPC Classifications
B; B28; B28D; B28D1/00; B28D1/02; B28D1/04; B28D1/043; B23; B23D; B23D45/00; B23D45/02; B23D45/021; B23D45/024; Y; Y10; Y10T; Y10T83/00; Y10T83/768; Y10T83/7684; Y10T83/7693; Y10T83/7755; Y10T83/7763
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-05-01 | 1953-10-31 | 1954-05-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-05-01 | 1957-10-31 | 1958-05-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-05-01 | 1961-10-31 | 1962-05-02 | $7700.00 | Window Closed / Lapsed |