US2588372A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fastening device
Assignee: Elastic Stop Nut Corp
•
Filing: 1945-05-29
•
Granted: 1952-03-11
•
Expires: 1965-05-29
Abstract
No abstract record available.
Inventors
- 👤 George H Erb
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 04:31
CPC Classifications
F; F16; F16B; F16B37/00; F16B39/00; F16B39/22; F16B39/24; F16B39/26; F16B39/28; F16B39/34; Y; Y10; Y10S; Y10S411/00; Y10S411/924; Y10S411/947
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2026757A
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US2103944A
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US2067773A
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US2204385A
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US2375249A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-03-11 | 1955-09-10 | 1956-03-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-03-11 | 1959-09-10 | 1960-03-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-03-11 | 1963-09-10 | 1964-03-11 | $7700.00 | Window Closed / Lapsed |