Patent US354624A successfully refreshed from Google Patents.
US354624A
Expired / Lapsed
US
⏱️ 0.0 years remaining
boyle
Assignee: —
•
Filing: —
•
Granted: 1886-12-21
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Expires: 1903-12-21
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 09:04
CPC Classifications
F; F24; F24D; F24D11/00; F24D11/002; F24D11/003; A; A47; A47J; A47J31/00; A47J31/44; A47J31/54; Y; Y10; Y10T; Y10T137/00; Y10T137/2713; Y10T137/2774; Y10T137/2788; Y10T137/3149; Y10T137/4673; Y10T137/4807; Y10T137/7287; Y10T137/7313; Y10T137/7316
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) | 1889-12-20 | 1890-06-21 | 1890-12-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1893-12-20 | 1894-06-21 | 1894-12-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1897-12-20 | 1898-06-21 | 1898-12-21 | $7700.00 | Window Closed / Lapsed |