Patent US2859459A successfully refreshed from Google Patents.
US2859459A
Expired / Lapsed
US
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Self-locking nuts having radially deformed thread portions
Assignee: Individual
•
Filing: 1954-12-27
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Granted: 1958-11-11
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Expires: 1974-12-27
Abstract
No abstract record available.
Inventors
- 👤 Stoll Albert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 21:26
CPC Classifications
B; B23; B23G; B23G9/00; B23G9/005; B21; B21K; B21K1/00; B21K1/64; B21K1/70; B21K1/707
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-11-10 | 1962-05-12 | 1962-11-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-11-10 | 1966-05-12 | 1966-11-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-11-10 | 1970-05-12 | 1970-11-11 | $7700.00 | Window Closed / Lapsed |