Patent US2672602A successfully refreshed from Google Patents.
US2672602A
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Apparatus for measuring rate of flow of fluid
Assignee: Westinghouse Air Brake Co
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Filing: 1950-09-28
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Granted: 1954-03-16
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Expires: 1970-09-28
Abstract
No abstract record available.
Inventors
- 👤 James G Rees
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 06:10
CPC Classifications
B; B60; B60T; B60T17/00; B60T17/18; B60T17/22; B60T17/228; G; G01; G01M; G01M3/00; G01M3/02; G01M3/26
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2468768A
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US880273A
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US1007178A
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US1156635A
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US1120214A
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US2219391A
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US2254905A
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US2321631A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-03-15 | 1957-09-14 | 1958-03-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-03-15 | 1961-09-14 | 1962-03-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-03-15 | 1965-09-14 | 1966-03-16 | $7700.00 | Window Closed / Lapsed |