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Patent US2624303A successfully refreshed from Google Patents.
US2624303A
Expired / Lapsed
US
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Machine for metalworking
Assignee: United Aircraft Products Inc
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Filing: 1948-07-06
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Granted: 1953-01-06
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Expires: 1968-07-06
Abstract
No abstract record available.
Inventors
- 👤 Edwin I Ghormley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 16:09
CPC Classifications
B; B21; B21D; B21D22/00; B21D22/14; B21D22/16
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US157272A
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DE515445C
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US1262780A
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US1922087A
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US1968296A
Cited
US1953934A
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US1994034A
Cited
US2254275A
Cited
US2413591A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-01-06 | 1956-07-07 | 1957-01-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-01-06 | 1960-07-07 | 1961-01-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-01-06 | 1964-07-07 | 1965-01-06 | $7700.00 | Window Closed / Lapsed |