Patent US2777495A successfully refreshed from Google Patents.
US2777495A
Expired / Lapsed
US
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Nut deformed into locking engagement by contact with workpiece
Assignee: Individual
•
Filing: 1951-01-09
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Granted: 1957-01-15
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Expires: 1971-01-09
Abstract
No abstract record available.
Inventors
- 👤 Pavlinetz George
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 06:39
CPC Classifications
F; F16; F16B; F16B39/00; F16B39/22; F16B39/28; F16B39/38
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1697602A
Cited
US2154174A
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US2274975A
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US2408153A
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US2410995A
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US2430555A
Cited
US2581312A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-01-15 | 1960-07-16 | 1961-01-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-01-15 | 1964-07-16 | 1965-01-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-01-15 | 1968-07-16 | 1969-01-15 | $7700.00 | Window Closed / Lapsed |