US487381A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Jacob sitter
Assignee: —
•
Filing: —
•
Granted: 1892-12-06
•
Expires: 1909-12-06
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 23:50
CPC Classifications
F; F03; F03D; F03D3/00; F03D3/02; B; B64; B64C; B64C11/00; B64C11/46; B64C11/48; F03D1/00; F03D1/02; F03D1/025; F03D3/04; F03D15/00; F03D15/10; Y; Y02; Y02E; Y02E10/00; Y02E10/70; Y02E10/72; Y02E10/74
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) | 1895-12-06 | 1896-06-06 | 1896-12-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1899-12-06 | 1900-06-07 | 1900-12-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1903-12-07 | 1904-06-07 | 1904-12-07 | $7700.00 | Window Closed / Lapsed |