Patent US3423286A successfully refreshed from Google Patents.
US3423286A
Expired / Lapsed
US
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Pressure suppressing arrangement for use with a nuclear reactor
Assignee: Westinghouse Electric Corp
•
Filing: 1966-02-18
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Granted: 1969-01-21
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Expires: 1986-02-18
Abstract
No abstract record available.
Inventors
- 👤 Sterling J Weems
- 👤 John A Hinds
- 👤 I Harry Mandil
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 18:47
CPC Classifications
G; G21; G21C; G21C1/00; G21C1/32; G21C1/322; G21C13/00; G21C13/10; G21C9/00; G21C9/004; G21C9/012; Y; Y02; Y02E; Y02E30/00; Y02E30/30
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2073700A
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US3028327A
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US3052615A
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US3022238A
Cited
FR73964E
Cited
US3115450A
Cited
US3158546A
Cited
US3253996A
Cited
US3258403A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-01-21 | 1972-07-22 | 1973-01-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-01-21 | 1976-07-22 | 1977-01-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-01-21 | 1980-07-22 | 1981-01-21 | $7700.00 | Window Closed / Lapsed |