US3318256A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Means for pressurising liquids
Assignee: United Kingdom Atomic Energy Authority
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Filing: 1965-01-29
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Granted: 1967-05-09
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Expires: 1985-01-29
Abstract
No abstract record available.
Inventors
- 👤 Green Derek
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 16:44
CPC Classifications
B; B21; B21C; B21C23/00; B21C23/007; F; F04; F04B; F04B53/00; F04B53/10; F04B53/12; F04B53/122; F16; F16J; F16J15/00; F16J15/16; F16J15/32; Y; Y10; Y10S; Y10S277/00; Y10S277/91
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-05-08 | 1970-11-07 | 1971-05-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-05-08 | 1974-11-07 | 1975-05-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-05-08 | 1978-11-07 | 1979-05-09 | $7700.00 | Window Closed / Lapsed |