US2636579A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tailstock spindle clamping device
Assignee: Genesis Worldwide Inc
•
Filing: 1947-09-24
•
Granted: 1953-04-28
•
Expires: 1967-09-24
Abstract
No abstract record available.
Inventors
- 👤 Haas Max De
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 06:05
CPC Classifications
B; B23; B23B; B23B23/00; B23Q; B23Q1/00; B23Q1/25; B23Q1/26; B23Q1/28; Y; Y10; Y10T; Y10T82/00; Y10T82/25; Y10T82/2564
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US88431A
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US1285980A
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DE418891C
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US2118020A
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US2372692A
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US1965867A
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US1883166A
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US2107091A
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GB462847A
Cited
US2214176A
Cited
US2271817A
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US2295161A
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US2411290A
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US2474644A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-04-27 | 1956-10-27 | 1957-04-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-04-27 | 1960-10-27 | 1961-04-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-04-27 | 1964-10-27 | 1965-04-28 | $7700.00 | Window Closed / Lapsed |