Patent US1368252A successfully refreshed from Google Patents.
US1368252A
Expired / Lapsed
US
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Work-rest attachment for lathes
Assignee: Jones and Lamson Machine Co
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Filing: 1920-01-14
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Granted: 1921-02-15
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Expires: 1940-01-14
Abstract
No abstract record available.
Inventors
- 👤 Ralph E Flanders
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 12:22
CPC Classifications
B; B23; B23Q; B23Q1/00; B23Q1/72; B23Q1/76; Y; Y10; Y10T; Y10T82/00; Y10T82/14; Y10T82/141; Y10T82/25; Y10T82/2593
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1924-02-15 | 1924-08-16 | 1925-02-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1928-02-15 | 1928-08-16 | 1929-02-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1932-02-15 | 1932-08-16 | 1933-02-15 | $7700.00 | Window Closed / Lapsed |