Patent US2891275A successfully refreshed from Google Patents.
US2633886A
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US
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Nut anchoring device
Assignee: Tinnerman Products Inc
•
Filing: 1951-04-06
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Granted: 1953-04-07
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Expires: 1971-04-06
Abstract
No abstract record available.
Inventors
- 👤 George A Tinnerman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 21:46
CPC Classifications
F; F16; F16B; F16B37/00; F16B37/04; F16B37/041; Y; Y10; Y10S; Y10S411/00; Y10S411/924; Y10S411/926; Y10S411/928; Y10S411/955; Y10S411/965; Y10S411/97
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1198271A
Cited
US2079917A
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CH208601A
Cited
US2274014A
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US2413669A
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US2552499A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-04-06 | 1956-10-06 | 1957-04-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-04-06 | 1960-10-06 | 1961-04-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-04-06 | 1964-10-06 | 1965-04-07 | $7700.00 | Window Closed / Lapsed |