Patent US278660A successfully refreshed from Google Patents.
US278660A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Alanson
Assignee: —
•
Filing: —
•
Granted: 1883-05-29
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Expires: 1900-05-29
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 15:36
CPC Classifications
A; A46; A46D; A46D1/00; A46D1/08; A46B; A46B2200/00; A46B2200/10; A46B2200/1066; Y; Y10; Y10S; Y10S425/00; Y10S425/041; Y10S425/806
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) | 1886-05-28 | 1886-11-27 | 1887-05-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1890-05-28 | 1890-11-27 | 1891-05-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1894-05-28 | 1894-11-27 | 1895-05-29 | $7700.00 | Window Closed / Lapsed |