US2670464A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Measuring and transmitting device for flow velocities and the like
Assignee: Askania Werke AG
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Filing: 1950-10-17
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Granted: 1954-02-23
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Expires: 1970-10-17
Abstract
No abstract record available.
Inventors
- 👤 Wunsch Guido
- 👤 Ziegler Horst
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 03:59
CPC Classifications
G; G01; G01F; G01F1/00; G01F1/05; G01F1/34; G01F1/36; G01F1/38; G01F1/383; Y; Y10; Y10T; Y10T137/00; Y10T137/2278; Y10T137/2322; Y10T137/2409
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1638101A
Cited
US1953819A
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GB458823A
Cited
US2131486A
Cited
US2319363A
Cited
US2397448A
Cited
US2371040A
Cited
DE813987C
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-02-22 | 1957-08-24 | 1958-02-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-02-22 | 1961-08-24 | 1962-02-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-02-22 | 1965-08-24 | 1966-02-23 | $7700.00 | Window Closed / Lapsed |