US2671272A
Expired / Lapsed
US
⏱️ 0.0 years remaining
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Assignee: Standard Gage Co Inc
•
Filing: 1950-02-08
•
Granted: 1954-03-09
•
Expires: 1970-02-08
Abstract
No abstract record available.
Inventors
- 👤 John J Bishop
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 01:51
CPC Classifications
G; G01; G01B; G01B5/00; G01B5/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US601721A
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FR741729A
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US2419433A
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FR483677A
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US1821398A
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US1635908A
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US1890827A
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FR715179A
Cited
GB451607A
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DE647674C
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US2448106A
Cited
CH240633A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-03-08 | 1957-09-07 | 1958-03-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-03-08 | 1961-09-07 | 1962-03-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-03-08 | 1965-09-07 | 1966-03-09 | $7700.00 | Window Closed / Lapsed |