Patent US2758749A successfully refreshed from Google Patents.
US2758749A
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Rupture disk assembly
Assignee: HENRY VALVE Co Inc
•
Filing: 1952-02-02
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Granted: 1956-08-14
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Expires: 1972-02-02
Abstract
No abstract record available.
Inventors
- 👤 Jones Evan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 20:46
CPC Classifications
F; F16; F16K; F16K17/00; F16K17/02; F16K17/14; F16K17/16; F16K17/162
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2194159A
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US2283439A
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US2370870A
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US2437836A
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US2564171A
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US2548298A
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US2576431A
Cited
US2681742A
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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) | 1959-08-14 | 1960-02-13 | 1960-08-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-08-14 | 1964-02-13 | 1964-08-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-08-14 | 1968-02-13 | 1968-08-14 | $7700.00 | Window Closed / Lapsed |