US2546532A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tangential angle gauge
Assignee: FMC Corp
•
Filing: 1945-09-17
•
Granted: 1951-03-27
•
Expires: 1965-09-17
Abstract
No abstract record available.
Inventors
- 👤 John B Wade
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 12:57
CPC Classifications
G; G01; G01C; G01C1/00; F; F04; F04D; F04D15/00; F04D15/0088; G01B; G01B3/00; G01B3/56
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US199425A
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DE384040C
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US798695A
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US1384221A
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US2003626A
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US2163531A
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US2446561A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-03-26 | 1954-09-25 | 1955-03-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-03-26 | 1958-09-25 | 1959-03-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-03-26 | 1962-09-25 | 1963-03-27 | $7700.00 | Window Closed / Lapsed |