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US2984461A
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US
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Mixing machines
Assignee: United Kingdom Atomic Energy Authority
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Filing: 1958-06-20
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Granted: 1961-05-16
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Expires: 1978-06-20
Abstract
No abstract record available.
Inventors
- 👤 Butler Frank
- 👤 Boulton Herbert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 11:52
CPC Classifications
B; B01; B01F; B01F29/00; B01F29/10; B01F29/40; B01F29/403; B01F29/4034; B01F29/4036; B01F29/40361; B01F29/40365
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2482324A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-05-15 | 1964-11-14 | 1965-05-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-05-15 | 1968-11-14 | 1969-05-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-05-15 | 1972-11-14 | 1973-05-16 | $7700.00 | Window Closed / Lapsed |