Patent US3059294A successfully refreshed from Google Patents.
US3059294A
Expired / Lapsed
US
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Apparatus for making foundry cores and molds
Assignee: Motors Liquidation Co
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Filing: 1959-05-04
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Granted: 1962-10-23
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Expires: 1979-05-04
Abstract
No abstract record available.
Inventors
- 👤 Robert G Dunn
- 👤 Thomas B Pfaff
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 07:56
CPC Classifications
B; B22; B22C; B22C11/00; B22C11/02; B22C11/04; B22C15/00; B22C15/23; B22C15/24; B22C9/00; B22C9/02; B22C9/03; B22C9/12; B22C9/123
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US318784A
Cited
US2899724A
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US2545944A
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US2806269A
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US2791012A
Cited
GB780039A
Cited
US2864134A
Cited
US2874428A
Cited
US2824345A
Cited
US3008205A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-10-22 | 1966-04-23 | 1966-10-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-10-22 | 1970-04-23 | 1970-10-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-10-22 | 1974-04-23 | 1974-10-23 | $7700.00 | Window Closed / Lapsed |