US2499457A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Continuous centrifugal drier
Assignee: Individual
•
Filing: 1946-12-24
•
Granted: 1950-03-07
•
Expires: 1966-12-24
Abstract
No abstract record available.
Inventors
- 👤 John Q Buquoi
- 👤 Jr Jules J Noel
- 👤 Earl J Schexnaildre
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 20:02
CPC Classifications
B; B04; B04B; B04B3/00; B04B3/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US984693A
Cited
US1001661A
Cited
US1224379A
Cited
US1461909A
Cited
US1832269A
Cited
US2419545A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-03-06 | 1953-09-05 | 1954-03-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-03-06 | 1957-09-05 | 1958-03-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-03-06 | 1961-09-05 | 1962-03-07 | $7700.00 | Window Closed / Lapsed |