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Patent US3129742A successfully refreshed from Google Patents.
US3129742A
Expired / Lapsed
US
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Self locking nut having slots to accommodate a cotter pin
Assignee: Elastic Stop Nut Corp
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Filing: 1961-04-11
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Granted: 1964-04-21
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Expires: 1981-04-11
Abstract
No abstract record available.
Inventors
- 👤 Charles C Faroni
- 👤 Ellsworth M Gunther
- 👤 Robert A Degen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 06:44
CPC Classifications
F; F16; F16B; F16B39/00; F16B39/22; F16B39/28; F16B39/34; F16B39/02; F16B39/04; Y; Y10; Y10S; Y10S411/00; Y10S411/924; Y10S411/945; Y10S411/947
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB541697A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-04-21 | 1967-10-21 | 1968-04-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-04-21 | 1971-10-21 | 1972-04-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-04-21 | 1975-10-21 | 1976-04-21 | $7700.00 | Window Closed / Lapsed |