Patent US448740A successfully refreshed from Google Patents.
Patent US82276A successfully refreshed from Google Patents.
US82276A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Julien fkanqois belleville
Assignee: —
•
Filing: —
•
Granted: 1868-09-22
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Expires: 1885-09-22
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 15:20
CPC Classifications
F; F23; F23N; F23N3/00; F23N3/06; Y; Y10; Y10T; Y10T137/00; Y10T137/7722; Y10T137/7781; Y10T137/7793; Y10T137/7809; Y10T137/7812; Y10T137/7813
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) | 1871-09-22 | 1872-03-23 | 1872-09-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1875-09-22 | 1876-03-23 | 1876-09-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1879-09-22 | 1880-03-23 | 1880-09-22 | $7700.00 | Window Closed / Lapsed |