Patent US2477178A successfully refreshed from Google Patents.
US2477178A
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Fastening device
Assignee: Elastic Stop Nut Corp
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Filing: 1943-05-06
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Granted: 1949-07-26
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Expires: 1963-05-06
Abstract
No abstract record available.
Inventors
- 👤 Hallock Robert Lay
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 21:38
CPC Classifications
F; F16; F16B; F16B5/00; F16B5/10; F16B37/00; F16B37/04; F16B37/044; Y; Y10; Y10S; Y10S411/00; Y10S411/955; Y10S411/965; Y10S411/97; Y10S411/974; Y10S411/979; Y10S411/98; Y10S411/982
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1206866A
Cited
US1577193A
Cited
US1768505A
Cited
US1798526A
Cited
US2095271A
Cited
US2233242A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-07-25 | 1953-01-24 | 1953-07-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-07-25 | 1957-01-24 | 1957-07-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-07-25 | 1961-01-24 | 1961-07-26 | $7700.00 | Window Closed / Lapsed |