Patent EP0267584A2 successfully refreshed from Google Patents.
US200740A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Improvement in accelerating-guns
Assignee: —
•
Filing: —
•
Granted: 1878-02-26
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Expires: 1895-02-26
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 16:06
CPC Classifications
F; F41; F41B; F41B6/00; F41B6/006; F41A; F41A1/00; F41A1/02
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) | 1881-02-25 | 1881-08-27 | 1882-02-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1885-02-25 | 1885-08-27 | 1886-02-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1889-02-25 | 1889-08-27 | 1890-02-26 | $7700.00 | Window Closed / Lapsed |