US2960838A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydrogen distillation plant
Assignee: United Kingdom Atomic Energy Authority
•
Filing: 1957-06-19
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Granted: 1960-11-22
•
Expires: 1977-06-19
Abstract
No abstract record available.
Inventors
- 👤 William H Denton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 16:07
CPC Classifications
F; F25; F25J; F25J3/00; F25J3/08; C; C01; C01B; C01B4/00; F25J2215/00; F25J2215/10; Y; Y02; Y02P; Y02P20/00; Y02P20/10; Y02P20/129; Y10; Y10S; Y10S62/00; Y10S62/931; Y10S62/934
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2095809A
Cited
US2496380A
Cited
US2534478A
Cited
US2502282A
Cited
US2660038A
Cited
US2667044A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-11-22 | 1964-05-23 | 1964-11-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-11-22 | 1968-05-23 | 1968-11-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-11-22 | 1972-05-23 | 1972-11-22 | $7700.00 | Window Closed / Lapsed |