Patent US2769217A successfully refreshed from Google Patents.
US2769217A
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US
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Mold forming apparatus
Assignee: Link Belt Co
•
Filing: 1952-04-11
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Granted: 1956-11-06
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Expires: 1972-04-11
Abstract
No abstract record available.
Inventors
- 👤 Ralph P Davis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 10:35
CPC Classifications
B; B22; B22C; B22C23/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1832626A
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US2496170A
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GB627154A
Cited
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Cited
US2695431A
Cited
US2669758A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-11-06 | 1960-05-07 | 1960-11-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-11-06 | 1964-05-07 | 1964-11-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-11-06 | 1968-05-07 | 1968-11-06 | $7700.00 | Window Closed / Lapsed |