US525504A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic feeder to prevent scale
Assignee: —
•
Filing: —
•
Granted: 1894-09-04
•
Expires: 1911-09-04
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 03:38
CPC Classifications
F; F16; F16K; F16K37/00; F16K37/0008; F16K37/0016; Y; Y10; Y10T; Y10T137/00; Y10T137/8158; Y10T137/8225; Y10T137/8275; Y10T137/8292; Y10T137/8309; Y10T137/8593; Y10T137/86348; Y10T137/86372; Y10T137/86493; Y10T137/86718; Y10T137/86734; Y10T137/86863; Y10T137/86871
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1897-09-03 | 1898-03-05 | 1898-09-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1901-09-04 | 1902-03-06 | 1902-09-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1905-09-04 | 1906-03-06 | 1906-09-05 | $7700.00 | Window Closed / Lapsed |