Patent US1358760A successfully refreshed from Google Patents.
US1358760A
Expired / Lapsed
US
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Rotary kiln
Assignee: FLSmidth and Co AS
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Filing: 1920-05-12
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Granted: 1920-11-16
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Expires: 1940-05-12
Abstract
No abstract record available.
Inventors
- 👤 Larsen Axel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 10:53
CPC Classifications
F; F27; F27B; F27B7/00; F27B7/02; F27B7/04; F27B2007/046; F27D; F27D17/00; F27D17/10; F27D17/15
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1923-11-16 | 1924-05-17 | 1924-11-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1927-11-16 | 1928-05-17 | 1928-11-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1931-11-16 | 1932-05-17 | 1932-11-16 | $7700.00 | Window Closed / Lapsed |