US2666633A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rotary drier, kiln, and the like
Assignee: Individual
•
Filing: 1949-12-05
•
Granted: 1954-01-19
•
Expires: 1969-12-05
Abstract
No abstract record available.
Inventors
- 👤 Bojner Gustav
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 11:50
CPC Classifications
F; F26; F26B; F26B11/00; F26B11/02; F26B11/04; F26B11/0404; F26B11/0409
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1322380A
Cited
US1061762A
Cited
US1221412A
Cited
US1531780A
Cited
GB201966A
Cited
US1979602A
Cited
GB441326A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-01-18 | 1957-07-20 | 1958-01-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-01-18 | 1961-07-20 | 1962-01-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-01-18 | 1965-07-20 | 1966-01-19 | $7700.00 | Window Closed / Lapsed |