US2951955A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vibration dampeners for machine tools
Assignee: Individual
•
Filing: 1954-12-24
•
Granted: 1960-09-06
•
Expires: 1974-12-24
Abstract
No abstract record available.
Inventors
- 👤 Crowder John Hardin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 21:51
CPC Classifications
B; B23; B23Q; B23Q17/00; B23Q17/09; B23Q17/0952; B23Q17/0971; B23Q17/0976; Y; Y10; Y10S; Y10S82/00; Y10S82/904
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US408465A
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US469800A
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US624142A
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DE321994C
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US1697046A
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US2130903A
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US2351424A
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US2520582A
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DE829389C
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US2773400A
Cited
US2748300A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-09-06 | 1964-03-07 | 1964-09-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-09-06 | 1968-03-07 | 1968-09-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-09-06 | 1972-03-07 | 1972-09-06 | $7700.00 | Window Closed / Lapsed |