US884483A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic periodic flushing apparatus.
Assignee: Haines Jones & Cadbury Co
•
Filing: 1906-03-13
•
Granted: 1908-04-14
•
Expires: 1926-03-13
Abstract
No abstract record available.
Inventors
- 👤 John W Grantland
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 23:01
CPC Classifications
E; E03; E03D; E03D1/00; E03D1/02; E03D1/16; E03D1/165; Y; Y10; Y10T; Y10T137/00; Y10T137/2713; Y10T137/2774; Y10T137/2795; Y10T137/7287; Y10T137/7313; Y10T137/7316; Y10T137/7319; Y10T137/7323
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) | 1911-04-14 | 1911-10-14 | 1912-04-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1915-04-14 | 1915-10-14 | 1916-04-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1919-04-14 | 1919-10-14 | 1920-04-14 | $7700.00 | Window Closed / Lapsed |