US3437559A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Circulating pump for an integral nuclear reactor
Assignee: Babcock International Ltd
•
Filing: 1967-05-16
•
Granted: 1969-04-08
•
Expires: 1987-05-16
Abstract
No abstract record available.
Inventors
- 👤 Wolfgang Junkermann
- 👤 Bruno Sachse
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 07:29
CPC Classifications
F; F04; F04D; F04D29/00; F04D29/60; F04D29/62; F04D29/628; G; G21; G21C; G21C15/00; G21C15/24; G21C15/243; Y; Y02; Y02E; Y02E30/00; Y02E30/30
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2626086A
Cited
US2896544A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-04-07 | 1972-10-07 | 1973-04-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-04-07 | 1976-10-07 | 1977-04-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-04-07 | 1980-10-07 | 1981-04-08 | $7700.00 | Window Closed / Lapsed |