US2925486A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Precision forging methods and apparatus
Assignee: Individual
•
Filing: 1958-04-14
•
Granted: 1960-02-16
•
Expires: 1978-04-14
Abstract
No abstract record available.
Inventors
- 👤 Cavanagh Daniel Alfred
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 13:25
CPC Classifications
B; B21; B21J; B21J9/00; B21J9/02; B21J9/06; B21J9/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1870987A
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US1998363A
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US2016728A
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US2113583A
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US2405033A
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US2667558A
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US2647979A
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US2665359A
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US2816212A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-02-15 | 1963-08-17 | 1964-02-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-02-15 | 1967-08-17 | 1968-02-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-02-15 | 1971-08-17 | 1972-02-16 | $7700.00 | Window Closed / Lapsed |