Patent US468536A successfully refreshed from Google Patents.
US468536A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Plant protecting and irrigating apparatus
Assignee: —
•
Filing: —
•
Granted: 1892-02-09
•
Expires: 1909-02-09
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 21:26
CPC Classifications
A; A01; A01G; A01G13/00; A01G13/30; A01G13/31
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) | 1895-02-08 | 1895-08-10 | 1896-02-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1899-02-08 | 1899-08-10 | 1900-02-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1903-02-09 | 1903-08-11 | 1904-02-10 | $7700.00 | Window Closed / Lapsed |