Patent US2880462A successfully refreshed from Google Patents.
US2880462A
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Mold having insert anchoring means
Assignee: McGraw Edison Co
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Filing: 1955-03-14
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Granted: 1959-04-07
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Expires: 1975-03-14
Abstract
No abstract record available.
Inventors
- 👤 Eugene J Lehman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 05:21
CPC Classifications
B; B29; B29C; B29C45/00; B29C45/14; B29C45/14336; B29C45/14426; B29C45/14065; B29C70/00; B29C70/58
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US447775A
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US491469A
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US2564029A
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US2465276A
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US2658238A
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US2701894A
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US2770013A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-04-06 | 1962-10-06 | 1963-04-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-04-06 | 1966-10-06 | 1967-04-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-04-06 | 1970-10-06 | 1971-04-07 | $7700.00 | Window Closed / Lapsed |