Patent US568669A successfully refreshed from Google Patents.
US568669A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Worth
Assignee: —
•
Filing: —
•
Granted: 1896-09-29
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Expires: 1913-09-29
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:40
CPC Classifications
A; A01; A01J; A01J5/00; A01J5/04; A01J5/044; F; F16; F16L; F16L37/00; F16L37/28; F16L37/38; F16L37/40; Y; Y10; Y10S; Y10S220/00; Y10S220/19; Y10T; Y10T137/00; Y10T137/7722; Y10T137/7837; Y10T137/7879; Y10T137/788; Y10T137/7882
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) | 1899-09-29 | 1900-03-31 | 1900-09-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1903-09-30 | 1904-03-31 | 1904-09-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1907-09-30 | 1908-03-31 | 1908-09-30 | $7700.00 | Window Closed / Lapsed |