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Patent US2959847A successfully refreshed from Google Patents.
US2959847A
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Apparatus for unloading rings from a mandrel
Assignee: OI Glass Inc
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Filing: 1956-06-21
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Granted: 1960-11-15
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Expires: 1976-06-21
Abstract
No abstract record available.
Inventors
- 👤 Hohl John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 19:49
CPC Classifications
B; B26; B26D; B26D3/00; B26D3/16; Y; Y10; Y10T; Y10T29/00; Y10T29/53; Y10T29/53657
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2072840A
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US2263778A
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US2429938A
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US2425170A
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US2645004A
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US2630600A
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US2604658A
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US2670576A
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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) | 1963-11-15 | 1964-05-16 | 1964-11-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-11-15 | 1968-05-16 | 1968-11-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-11-15 | 1972-05-16 | 1972-11-15 | $7700.00 | Window Closed / Lapsed |