US2687229A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pressure tightened joint
Assignee: Individual
•
Filing: 1953-03-03
•
Granted: 1954-08-24
•
Expires: 1973-03-03
Abstract
No abstract record available.
Inventors
- 👤 Milton P Laurent
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 20:07
CPC Classifications
F; F16; F16L; F16L17/00; F16L17/06; F16L17/08; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49945
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US248784A
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US680649A
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US724939A
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US1475090A
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US1853012A
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US1924657A
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US2046597A
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US2051557A
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US2187217A
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US2470883A
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US2277990A
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US2582995A
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US2552750A
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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) | 1957-08-23 | 1958-02-22 | 1958-08-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-08-23 | 1962-02-22 | 1962-08-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-08-23 | 1966-02-22 | 1966-08-24 | $7700.00 | Window Closed / Lapsed |