US3273443A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Torque limiting nut
Assignee: Individual
•
Filing: 1964-02-28
•
Granted: 1966-09-20
•
Expires: 1984-02-28
Abstract
No abstract record available.
Inventors
- 👤 Norman N Rubin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 09:36
CPC Classifications
F; F16; F16B; F16B31/00; F16B31/02; F16B31/028; Y; Y10; Y10S; Y10S411/00; Y10S411/924; Y10S411/947
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
CH31207A
Cited
GB108532A
Cited
US1395592A
Cited
US2164485A
Cited
US2524481A
Cited
US2410971A
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US2450694A
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US2685812A
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US2744396A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-09-19 | 1970-03-21 | 1970-09-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-19 | 1974-03-21 | 1974-09-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-19 | 1978-03-21 | 1978-09-20 | $7700.00 | Window Closed / Lapsed |