Patent US2864628A successfully refreshed from Google Patents.
US2864628A
Expired / Lapsed
US
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Quick disconnect coupling
Assignee: Essex Manufacturing Co Inc
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Filing: 1956-07-02
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Granted: 1958-12-16
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Expires: 1976-07-02
Abstract
No abstract record available.
Inventors
- 👤 Stuart K Edleson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:50
CPC Classifications
F; F16; F16L; F16L37/00; F16L37/28; F16L37/30; F16L37/32; F16L37/33; F16L37/08; F16L37/10; F16L37/107; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/87917; Y10T137/87925; Y10T137/87941; Y10T137/87949; Y10T137/87957
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US99846A
Cited
US931128A
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GB197436A
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US1637325A
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US1612168A
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US1968075A
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US2166874A
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US2327611A
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US2453389A
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US2730380A
Cited
US2740625A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-12-15 | 1962-06-16 | 1962-12-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-12-15 | 1966-06-16 | 1966-12-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-12-15 | 1970-06-16 | 1970-12-16 | $7700.00 | Window Closed / Lapsed |