Patent US296827A successfully refreshed from Google Patents.
US296827A
Expired / Lapsed
US
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Assignee: —
•
Filing: —
•
Granted: 1884-04-15
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Expires: 1901-04-15
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 16:51
CPC Classifications
D; D06; D06F; D06F55/00; Y; Y10; Y10T; Y10T24/00; Y10T24/18; Y10T24/184; Y10T24/34; Y10T24/3427; Y10T24/3428; Y10T24/3431; Y10T24/3433; Y10T24/3435; Y10T24/44; Y10T24/44291; Y10T24/44376; Y10T24/44385; Y10T24/44444
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) | 1887-04-15 | 1887-10-15 | 1888-04-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1891-04-15 | 1891-10-15 | 1892-04-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1895-04-15 | 1895-10-15 | 1896-04-15 | $7700.00 | Window Closed / Lapsed |