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Patent US2702218A successfully refreshed from Google Patents.
US2702218A
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Means for mounting circular rails on rotary mills
Assignee: Monolith Portland Cement Co
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Filing: 1952-10-17
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Granted: 1955-02-15
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Expires: 1972-10-17
Abstract
No abstract record available.
Inventors
- 👤 Paul L Schoonover
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 14:34
CPC Classifications
B; B02; B02C; B02C17/00; B02C17/18; B02C17/181; F; F26; F26B; F26B11/00; F26B11/02; F26B11/022; F27; F27B; F27B7/00; F27B7/20; F27B7/22; F27B7/2206; F27B2007/2233; F27B2007/2246; F27B7/26; F27B2007/261; F27B2007/262
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-02-14 | 1958-08-16 | 1959-02-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-02-14 | 1962-08-16 | 1963-02-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-02-14 | 1966-08-16 | 1967-02-15 | $7700.00 | Window Closed / Lapsed |