Patent US1109020A successfully refreshed from Google Patents.
US1109020A
Expired / Lapsed
US
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Fence-post.
Assignee: Individual
•
Filing: 1911-02-23
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Granted: 1914-09-01
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Expires: 1931-02-23
Abstract
No abstract record available.
Inventors
- 👤 Joseph Booth Skiff
- 👤 Charles Jacob Westphall
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 13:02
CPC Classifications
E; E02; E02D; E02D5/00; E02D5/74; E02D5/80; E02D5/801
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) | 1917-08-31 | 1918-03-02 | 1918-09-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1921-08-31 | 1922-03-02 | 1922-09-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1925-08-31 | 1926-03-02 | 1926-09-01 | $7700.00 | Window Closed / Lapsed |