US314218A
Expired / Lapsed
US
⏱️ 0.0 years remaining
bolto-n
Assignee: —
•
Filing: —
•
Granted: 1885-03-24
•
Expires: 1902-03-24
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 22:48
CPC Classifications
F; F04; F04B; F04B53/00; F04B53/16; F04B53/162; F04B53/164; Y; Y10; Y10T; Y10T137/00; Y10T137/7722; Y10T137/7837; Y10T137/7904; Y10T137/7922; Y10T137/7929
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) | 1888-03-23 | 1888-09-22 | 1889-03-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1892-03-23 | 1892-09-22 | 1893-03-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1896-03-23 | 1896-09-22 | 1897-03-24 | $7700.00 | Window Closed / Lapsed |