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Patent US2663227A successfully refreshed from Google Patents.
US2663227A
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US
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Nozzle adapter seat refacing device
Assignee: Individual
•
Filing: 1951-08-09
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Granted: 1953-12-22
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Expires: 1971-08-09
Abstract
No abstract record available.
Inventors
- 👤 Fred A Licciardello
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 08:25
CPC Classifications
B; B23; B23B; B23B5/00; B23B5/16; B23B5/161; B23B5/162; Y; Y10; Y10T; Y10T408/00; Y10T408/55; Y10T408/557; Y10T408/558; Y10T408/5587; Y10T408/564; Y10T408/5647; Y10T82/00; Y10T82/30
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2032384A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-12-21 | 1957-06-22 | 1957-12-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-12-21 | 1961-06-22 | 1961-12-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-12-21 | 1965-06-22 | 1965-12-22 | $7700.00 | Window Closed / Lapsed |