Patent US3231648A successfully refreshed from Google Patents.
US3231648A
Expired / Lapsed
US
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Process for hot pressing powder
Assignee: United Kingdom Atomic Energy Authority
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Filing: 1962-05-04
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Granted: 1966-01-25
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Expires: 1982-05-04
Abstract
No abstract record available.
Inventors
- 👤 Eyre Philip Bernard
- 👤 Linkison William Simpson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 23:44
CPC Classifications
B; B30; B30B; B30B15/00; B30B15/02; B30B15/022; B22; B22F; B22F3/00; B22F3/12; B22F3/14; B30B11/00; B30B11/02; C; C04; C04B; C04B33/00; C04B33/32; C04B33/326
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2195297A
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US2509783A
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US2810929A
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FR1114133A
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US3019487A
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US2996759A
Cited
US3034178A
Cited
US3150412A
Cited
US3137896A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-01-24 | 1969-07-26 | 1970-01-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-24 | 1973-07-26 | 1974-01-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-24 | 1977-07-26 | 1978-01-25 | $7700.00 | Window Closed / Lapsed |