US2908179A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rotary kiln
Assignee: VULCAN IRON WORKS
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Filing: 1957-08-16
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Granted: 1959-10-13
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Expires: 1977-08-16
Abstract
No abstract record available.
Inventors
- 👤 John H Taylor
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 02:51
CPC Classifications
F; F26; F26B; F26B11/00; F26B11/02; F26B11/022; F27; F27B; F27B7/00; F27B7/20; F27B7/22; F27B7/26; F27B2007/261; F27B2007/262; F27B2007/266; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19642; Y10T74/19647; Y10T74/19651; Y10T74/19679
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) | 1962-10-12 | 1963-04-13 | 1963-10-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-10-12 | 1967-04-13 | 1967-10-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-10-12 | 1971-04-13 | 1971-10-13 | $7700.00 | Window Closed / Lapsed |