Patent US2718140A successfully refreshed from Google Patents.
US2718140A
Expired / Lapsed
US
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Size gauging device
Assignee: Sheffield Corp
•
Filing: 1950-04-08
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Granted: 1955-09-20
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Expires: 1970-04-08
Abstract
No abstract record available.
Inventors
- 👤 Aller Willis Fay
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:09
CPC Classifications
G; G01; G01B; G01B13/00; G01B13/08; G01B13/10; Y; Y10; Y10S; Y10S33/00; Y10S33/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1595368A
Cited
GB554054A
Cited
US2524984A
Cited
GB601908A
Cited
US2446071A
Cited
US2501965A
Cited
US2623294A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-09-19 | 1959-03-21 | 1959-09-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-09-19 | 1963-03-21 | 1963-09-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-09-19 | 1967-03-21 | 1967-09-20 | $7700.00 | Window Closed / Lapsed |