Patent US2627399A successfully refreshed from Google Patents.
US2627399A
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US
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Cement manufacture
Assignee: Erie Mining Co
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Filing: 1947-11-18
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Granted: 1953-02-03
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Expires: 1967-11-18
Abstract
No abstract record available.
Inventors
- 👤 Vaney Fred D De
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 11:09
CPC Classifications
F; F27; F27B; F27B1/00; F27B1/005; C; C04; C04B; C04B7/00; C04B7/36; C04B7/43; C04B7/44; C04B7/4469
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2163513A
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US1132527A
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US1166904A
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US2052329A
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US2037809A
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US2121733A
Cited
US2174066A
Cited
US2280571A
Cited
US2345067A
Cited
US2529366A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-02-03 | 1956-08-04 | 1957-02-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-02-03 | 1960-08-04 | 1961-02-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-02-03 | 1964-08-04 | 1965-02-03 | $7700.00 | Window Closed / Lapsed |