Patent US3017675A successfully refreshed from Google Patents.
US3017675A
Expired / Lapsed
US
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Mold closer apparatus
Assignee: Spo Inc
•
Filing: 1958-05-22
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Granted: 1962-01-23
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Expires: 1978-05-22
Abstract
No abstract record available.
Inventors
- 👤 Lester C Young
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 10:07
CPC Classifications
B; B22; B22D; B22D33/00; B22D33/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2611493A
Cited
US2847735A
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US1651206A
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US2615598A
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US2575103A
Cited
US2754555A
Cited
US2948932A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-01-22 | 1965-07-24 | 1966-01-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-01-22 | 1969-07-24 | 1970-01-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-01-22 | 1973-07-24 | 1974-01-23 | $7700.00 | Window Closed / Lapsed |