Patent US1903571A successfully refreshed from Google Patents.
Patent US205368A successfully refreshed from Google Patents.
US205368A
Expired / Lapsed
US
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Improvement in cut-offs for engines
Assignee: —
•
Filing: —
•
Granted: 1878-06-25
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Expires: 1895-06-25
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 09:12
CPC Classifications
F; F16; F16H; F16H29/00; F16H29/02; F16H29/04; F16C; F16C3/00; F16C3/04; F16C3/22; F16C3/28; Y; Y10; Y10T; Y10T74/00; Y10T74/21; Y10T74/2173; Y10T74/2179; Y10T74/218
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) | 1881-06-24 | 1881-12-24 | 1882-06-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1885-06-24 | 1885-12-24 | 1886-06-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1889-06-24 | 1889-12-24 | 1890-06-25 | $7700.00 | Window Closed / Lapsed |