Patent DE221763C successfully refreshed from Google Patents.
Patent US2649125A successfully refreshed from Google Patents.
US2649125A
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US
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Washer strip and method and apparatus for producing same
Assignee: Illinois Tool Works Inc
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Filing: 1948-12-11
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Granted: 1953-08-18
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Expires: 1968-12-11
Abstract
No abstract record available.
Inventors
- 👤 Poupitch Ougljesa Jules
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 15:42
CPC Classifications
B; B21; B21D; B21D53/00; B21D53/16; B21D53/20; Y; Y10; Y10S; Y10S411/00; Y10S411/955; Y10S411/956; Y10S411/957; Y10T; Y10T83/00; Y10T83/444; Y10T83/447; Y10T83/4473
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1793099A
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US1885116A
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US1915612A
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US2188310A
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US2266555A
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US2284676A
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US2352118A
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US2390121A
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US2440254A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-08-17 | 1957-02-16 | 1957-08-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-08-17 | 1961-02-16 | 1961-08-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-08-17 | 1965-02-16 | 1965-08-18 | $7700.00 | Window Closed / Lapsed |