Patent US204565A successfully refreshed from Google Patents.
US204565A
Expired / Lapsed
US
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Improvement in fence-posts
Assignee: —
•
Filing: —
•
Granted: 1878-06-04
•
Expires: 1895-06-04
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 04:56
CPC Classifications
E; E04; E04H; E04H17/00; E04H17/02; E04H17/06; E04H17/08; E04H17/10; E04H17/124; Y; Y10; Y10S; Y10S256/00; Y10S256/05
Claims Analysis
Total Claims: 0
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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) | 1881-06-03 | 1881-12-03 | 1882-06-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1885-06-03 | 1885-12-03 | 1886-06-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1889-06-03 | 1889-12-03 | 1890-06-04 | $7700.00 | Window Closed / Lapsed |