US134305A
Expired / Lapsed
US
⏱️ 0.0 years remaining
John north
Assignee: —
•
Filing: —
•
Granted: 1872-12-24
•
Expires: 1889-12-24
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 00:26
CPC Classifications
E; E21; E21B; E21B7/00; E21B7/02; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19642; Y10T74/19688
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) | 1875-12-24 | 1876-06-24 | 1876-12-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1879-12-24 | 1880-06-24 | 1880-12-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1883-12-24 | 1884-06-24 | 1884-12-24 | $7700.00 | Window Closed / Lapsed |