Patent US619948A successfully refreshed from Google Patents.
US619948A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Oscar s
Assignee: —
•
Filing: —
•
Granted: 1899-02-21
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Expires: 1916-02-21
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:33
CPC Classifications
F; F16; F16B; F16B2/00; F16B2/20; F16B2/22; F16B2/24; F16B2/241; A; A47; A47C; A47C21/00; A47C21/02; A47C21/022; Y; Y10; Y10T; Y10T24/00; Y10T24/44; Y10T24/44017; Y10T24/44077; Y10T24/44085; Y10T24/44197
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) | 1902-02-21 | 1902-08-23 | 1903-02-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1906-02-21 | 1906-08-23 | 1907-02-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1910-02-21 | 1910-08-23 | 1911-02-22 | $7700.00 | Window Closed / Lapsed |