Patent US81374A successfully refreshed from Google Patents.
US81374A
Expired / Lapsed
US
⏱️ 0.0 years remaining
William m
Assignee: —
•
Filing: —
•
Granted: 1868-08-25
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Expires: 1885-08-25
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:13
CPC Classifications
B; B65; B65D; B65D63/00; B65D63/02; B65D63/06; B65D63/08; Y; Y10; Y10T; Y10T24/00; Y10T24/14; Y10T24/1457; Y10T24/1459; Y10T24/1461; Y10T24/1463; Y10T24/1465
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) | 1871-08-25 | 1872-02-24 | 1872-08-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1875-08-25 | 1876-02-24 | 1876-08-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1879-08-25 | 1880-02-24 | 1880-08-25 | $7700.00 | Window Closed / Lapsed |