Patent US2968321A successfully refreshed from Google Patents.
US2968321A
Expired / Lapsed
US
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Reinforced flexible hose
Assignee: Acme Hamilton Manufacturing Corp
•
Filing: 1958-04-02
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Granted: 1961-01-17
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Expires: 1978-04-02
Abstract
No abstract record available.
Inventors
- 👤 Marvin M Kahn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 23:57
CPC Classifications
F; F16; F16J; F16J3/00; F16J3/06; F16L; F16L11/00; F16L11/04; F16L11/11
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2312587A
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US2678666A
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US2747616A
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US2695631A
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US2713381A
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US2782803A
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US2739616A
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US2891581A
Cited
US2822857A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-01-17 | 1964-07-18 | 1965-01-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-01-17 | 1968-07-18 | 1969-01-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-01-17 | 1972-07-18 | 1973-01-17 | $7700.00 | Window Closed / Lapsed |