Patent US2452792A successfully refreshed from Google Patents.
US2902298A
Expired / Lapsed
US
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Flexible tube connector with internal resilient securing means
Assignee: International Motors LLC
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Filing: 1956-12-10
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Granted: 1959-09-01
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Expires: 1976-12-10
Abstract
No abstract record available.
Inventors
- 👤 Jr C Paul Kolthoff
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 13:52
CPC Classifications
F; F16; F16L; F16L37/00; F16L37/02; F16L37/025
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US655688A
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US998582A
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US1099833A
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US1668978A
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US2163455A
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US2122925A
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US2389635A
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US2650113A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-08-31 | 1963-03-02 | 1963-09-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-08-31 | 1967-03-02 | 1967-09-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-08-31 | 1971-03-02 | 1971-09-01 | $7700.00 | Window Closed / Lapsed |