Patent US3066557A successfully refreshed from Google Patents.
US3066557A
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US
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Ball type upsetting apparatus
Assignee: Hastings Manufacturing Co
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Filing: 1960-01-29
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Granted: 1962-12-04
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Expires: 1980-01-29
Abstract
No abstract record available.
Inventors
- 👤 Guy L Stevens
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 18:53
CPC Classifications
B; B23; B23P; B23P6/00; B21; B21H; B21H3/00; B21H3/08; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49908; Y10T29/49938; Y10T29/4994
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US847710A
Cited
US969452A
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US1010127A
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US2372011A
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US2349863A
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US2625065A
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US2872720A
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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) | 1965-12-03 | 1966-06-04 | 1966-12-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-12-03 | 1970-06-04 | 1970-12-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-12-03 | 1974-06-04 | 1974-12-04 | $7700.00 | Window Closed / Lapsed |