Patent CH40410A successfully refreshed from Google Patents.
Patent US675428A successfully refreshed from Google Patents.
US675428A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Harrow attachment.
Assignee: Individual
•
Filing: 1899-11-28
•
Granted: 1901-06-04
•
Expires: 1919-11-28
Abstract
No abstract record available.
Inventors
- 👤 Elmer E Voorhees
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 19:04
CPC Classifications
A; A01; A01B; A01B23/00; A01B23/04; A01B23/043
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) | 1904-06-03 | 1904-12-03 | 1905-06-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1908-06-03 | 1908-12-03 | 1909-06-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1912-06-03 | 1912-12-03 | 1913-06-04 | $7700.00 | Window Closed / Lapsed |