Patent US2594211A successfully refreshed from Google Patents.
US2594211A
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Fastener having clamping head
Assignee: Illinois Tool Works Inc
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Filing: 1948-07-27
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Granted: 1952-04-22
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Expires: 1968-07-27
Abstract
No abstract record available.
Inventors
- 👤 Poupitch Ougljesa Jules
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 10:40
CPC Classifications
F; F16; F16L; F16L3/00; F16L3/02; F16L3/04; F16B; F16B19/00; F16B19/04; F16B19/08; F16B19/10; F16B19/1027; F16B19/1036; F16B19/1081; F16B5/00; F16B5/12; F16B5/123; F16B5/125; F16B5/126; Y; Y10; Y10T; Y10T24/00; Y10T24/34; Y10T24/3427; Y10T24/3439; Y10T24/344; Y10T24/3444
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US946742A
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US964226A
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US1031431A
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US1203669A
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US2061463A
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US2176405A
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US2156670A
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US2128004A
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US2257855A
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US2498627A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-04-22 | 1955-10-22 | 1956-04-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-04-22 | 1959-10-22 | 1960-04-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-04-22 | 1963-10-22 | 1964-04-22 | $7700.00 | Window Closed / Lapsed |