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Patent US2851916A successfully refreshed from Google Patents.
US2851916A
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US
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Vibration reduction in machining thinwalled elongated tubes
Assignee: Individual
•
Filing: 1956-05-11
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Granted: 1958-09-16
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Expires: 1976-05-11
Abstract
No abstract record available.
Inventors
- 👤 Andrew J Grandy
- 👤 Albert M Stott
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 14:12
CPC Classifications
B; B23; B23Q; B23Q17/00; B23Q17/09; B23Q17/0952; B23Q17/0971; B23Q17/0976; F; F16; F16F; F16F15/00; F16F15/10; F16F15/16; Y; Y10; Y10T; Y10T82/00; Y10T82/10; Y10T82/25; Y10T82/2564; Y10T82/2568; Y10T82/26; Y10T82/266
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1313205A
Cited
US1447821A
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US1578751A
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US1823642A
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US2318838A
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US2334954A
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US2402979A
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US2494196A
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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) | 1961-09-15 | 1962-03-17 | 1962-09-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-09-15 | 1966-03-17 | 1966-09-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-09-15 | 1970-03-17 | 1970-09-16 | $7700.00 | Window Closed / Lapsed |