US152A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Improvement in the process of burning lime by the introduction of a blast of air
Assignee: —
•
Filing: —
•
Granted: 1837-03-25
•
Expires: 1854-03-25
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 08:12
CPC Classifications
C; C01; C01F; C01F11/00; C01F11/02; C01F11/04; C01F11/06
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) | 1840-03-24 | 1840-09-23 | 1841-03-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1844-03-24 | 1844-09-23 | 1845-03-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1848-03-24 | 1848-09-23 | 1849-03-25 | $7700.00 | Window Closed / Lapsed |