Patent US1001522A successfully refreshed from Google Patents.
US1001522A
Expired / Lapsed
US
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Cultivator-standard attachment.
Assignee: Individual
•
Filing: 1911-01-21
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Granted: 1911-08-22
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Expires: 1931-01-21
Abstract
No abstract record available.
Inventors
- 👤 William F Hamilton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 23:40
CPC Classifications
F; F16; F16B; F16B7/00; F16B7/04; F16B7/044; F16B7/048; F16B7/0493; Y; Y10; Y10T; Y10T403/00; Y10T403/71; Y10T403/7164
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) | 1914-08-21 | 1915-02-20 | 1915-08-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1918-08-21 | 1919-02-20 | 1919-08-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1922-08-21 | 1923-02-20 | 1923-08-22 | $7700.00 | Window Closed / Lapsed |