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Patent US3466808A successfully refreshed from Google Patents.
US3466808A
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US
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Grinder for truing and smoothing the tires of the mammoth rotary kilns used in the manufacture of cement and similar purposes
Assignee: ALFRED W MESS
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Filing: 1967-07-21
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Granted: 1969-09-16
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Expires: 1987-07-21
Abstract
No abstract record available.
Inventors
- 👤 Alfred W Mess
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 15:59
CPC Classifications
B; B24; B24B; B24B5/00; B24B5/36; B24B5/366; B24B5/18; B24B5/22
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
FR497773A
Cited
GB308962A
Cited
US1889838A
Cited
AT135211B
Cited
DE646210C
Cited
US2885837A
Cited
US3130524A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-09-15 | 1973-03-17 | 1973-09-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-09-15 | 1977-03-17 | 1977-09-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-09-15 | 1981-03-17 | 1981-09-16 | $7700.00 | Window Closed / Lapsed |