US3456704A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Prevailing torque locknut
Assignee: RBS INDUSTRIES Inc A CORP OF
•
Filing: 1967-11-13
•
Granted: 1969-07-22
•
Expires: 1987-11-13
Abstract
No abstract record available.
Inventors
- 👤 Kenneth L Johnson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 13:29
CPC Classifications
F; F16; F16B; F16B39/00; F16B39/22; F16B39/28; F16B39/284; B; B21; B21K; B21K1/00; B21K1/64; B21K1/70; B21K1/707; Y; Y10; Y10S; Y10S411/00; Y10S411/955; Y10S411/965
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2068613A
Cited
US2440944A
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US2709469A
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US2796107A
Cited
GB789395A
Cited
US2931410A
Cited
US3140738A
Cited
US3277942A
Cited
US3208494A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-07-21 | 1973-01-20 | 1973-07-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-07-21 | 1977-01-20 | 1977-07-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-07-21 | 1981-01-20 | 1981-07-22 | $7700.00 | Window Closed / Lapsed |