US3135154A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Locking and tension indicating washer nut device
Assignee: Individual
•
Filing: 1961-04-26
•
Granted: 1964-06-02
•
Expires: 1981-04-26
Abstract
No abstract record available.
Inventors
- 👤 Zenzic John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 13:15
CPC Classifications
F; F16; F16B; F16B31/00; F16B31/02; F16B31/028; F16B39/00; F16B39/22; F16B39/24; F16B39/26; F16B43/00; F16B43/02; Y; Y10; Y10S; Y10S411/00; Y10S411/955; Y10S411/956; Y10S411/96
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
BE527435A
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US351474A
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US1567649A
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US2128844A
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US2440409A
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US2495409A
Cited
US2570863A
Cited
US2546332A
Cited
FR1029102A
Cited
US2897867A
Cited
US3087371A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-06-02 | 1967-12-02 | 1968-06-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-06-02 | 1971-12-02 | 1972-06-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-06-02 | 1975-12-02 | 1976-06-02 | $7700.00 | Window Closed / Lapsed |