Patent US2077962A successfully refreshed from Google Patents.
US3035634A
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Evaporators
Assignee: United Kingdom Atomic Energy Authority
•
Filing: 1958-03-21
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Granted: 1962-05-22
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Expires: 1978-03-21
Abstract
No abstract record available.
Inventors
- 👤 Waine Peter
- 👤 Abel Derek Edmund
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 05:36
CPC Classifications
B; B01; B01D; B01D1/00; B01D1/02; B01D1/0011; B01D1/0017; C; C10; C10G; C10G2400/00; C10G2400/02; Y; Y10; Y10S; Y10S159/00; Y10S159/26
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2385161A
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GB582575A
Cited
US2745484A
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US2659012A
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US2708721A
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US2900334A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-05-21 | 1965-11-20 | 1966-05-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-05-21 | 1969-11-20 | 1970-05-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-05-21 | 1973-11-20 | 1974-05-22 | $7700.00 | Window Closed / Lapsed |