Patent US2647627A successfully refreshed from Google Patents.
US2647627A
Expired / Lapsed
US
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Gauging device
Assignee: Sheffield Corp
•
Filing: 1948-12-03
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Granted: 1953-08-04
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Expires: 1968-12-03
Abstract
No abstract record available.
Inventors
- 👤 Aller Willis Fay
- 👤 Anthony J Page
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 08:02
CPC Classifications
B; B07; B07C; B07C5/00; B07C5/04; B07C5/08; B07C5/083
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1872903A
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US1872889A
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US2044981A
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US2244826A
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US2312357A
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US2319833A
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US2290852A
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US2344596A
Cited
US2429891A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-08-03 | 1957-02-02 | 1957-08-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-08-03 | 1961-02-02 | 1961-08-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-08-03 | 1965-02-02 | 1965-08-04 | $7700.00 | Window Closed / Lapsed |