Patent US7381198B2 successfully refreshed from Google Patents.
US409893A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Robert wray
Assignee: —
•
Filing: —
•
Granted: 1889-08-27
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Expires: 1906-08-27
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:01
CPC Classifications
F; F16; F16G; F16G11/00; F16G11/10; A; A47; A47B; A47B2230/00; A47B2230/0074; A47B2230/0081; F16B; F16B2200/00; F16B2200/30; Y; Y10; Y10T; Y10T403/00; Y10T403/36; Y10T403/364; Y10T403/46
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) | 1892-08-26 | 1893-02-25 | 1893-08-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1896-08-26 | 1897-02-25 | 1897-08-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1900-08-27 | 1901-02-26 | 1901-08-28 | $7700.00 | Window Closed / Lapsed |