US2924847A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for nodulization of pulverulent materials
Assignee: FLSmidth and Co AS
•
Filing: 1955-09-06
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Granted: 1960-02-16
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Expires: 1975-09-06
Abstract
No abstract record available.
Inventors
- 👤 Keiding Povl
- 👤 Sylvest Karl Jens
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 15:05
CPC Classifications
B; B01; B01J; B01J2/00; B01J2/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USRE21379E
Cited
US1980130A
Cited
US2162782A
Cited
US2139585A
Cited
US2131686A
Cited
US2422989A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-02-15 | 1963-08-17 | 1964-02-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-02-15 | 1967-08-17 | 1968-02-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-02-15 | 1971-08-17 | 1972-02-16 | $7700.00 | Window Closed / Lapsed |