Patent US2985565A successfully refreshed from Google Patents.
Patent US4902103A successfully refreshed from Google Patents.
Patent US4383221A successfully refreshed from Google Patents.
Patent US557907A successfully refreshed from Google Patents.
Patent US3970232A successfully refreshed from Google Patents.
Patent US37712A successfully refreshed from Google Patents.
US37712A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Improvement in seeding-machines
Assignee: —
•
Filing: —
•
Granted: 1863-02-17
•
Expires: 1880-02-17
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 15:11
CPC Classifications
A; A01; A01C; A01C7/00; A01C7/08
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) | 1866-02-16 | 1866-08-18 | 1867-02-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1870-02-16 | 1870-08-18 | 1871-02-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1874-02-16 | 1874-08-18 | 1875-02-17 | $7700.00 | Window Closed / Lapsed |