US2884981A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Coupling nut with cam operated pin means for releasably engaging a nut locking means
Assignee: Individual
•
Filing: 1954-03-25
•
Granted: 1959-05-05
•
Expires: 1974-03-25
Abstract
No abstract record available.
Inventors
- 👤 Paul D Wurzburger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:15
CPC Classifications
F; F16; F16L; F16L29/00; F16L29/04; Y; Y10; Y10S; Y10S411/00; Y10S411/924; Y10S411/953; Y10S411/955; Y10S411/956; Y10S411/961
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US991379A
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US1033585A
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US1509948A
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US1646805A
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US1857420A
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US2377575A
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US2393764A
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US2456045A
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US2489919A
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US2648548A
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US2498104A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-05-04 | 1962-11-03 | 1963-05-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-05-04 | 1966-11-03 | 1967-05-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-05-04 | 1970-11-03 | 1971-05-05 | $7700.00 | Window Closed / Lapsed |