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US934176A
Expired / Lapsed
US
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Pile-protector.
Assignee: REBECCA J NELSON
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Filing: 1909-03-08
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Granted: 1909-09-14
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Expires: 1929-03-08
Abstract
No abstract record available.
Inventors
- 👤 Charles N Hubbard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 22:15
CPC Classifications
E; E02; E02D; E02D5/00; E02D5/22; E02D5/60
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) | 1912-09-13 | 1913-03-15 | 1913-09-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1916-09-13 | 1917-03-15 | 1917-09-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1920-09-13 | 1921-03-15 | 1921-09-14 | $7700.00 | Window Closed / Lapsed |