US2518149A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flowmeter
Assignee: General Electric Co
•
Filing: 1946-11-15
•
Granted: 1950-08-08
•
Expires: 1966-11-15
Abstract
No abstract record available.
Inventors
- 👤 William K Kearsley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 00:52
CPC Classifications
G; G01; G01F; G01F1/00; G01F1/05; G01F1/056; Y; Y10; Y10S; Y10S200/00; Y10S200/20
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US818566A
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US799305A
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US1293984A
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US1730118A
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US1948104A
Cited
GB352925A
Cited
US1961007A
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US2052673A
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GB477584A
Cited
US2299406A
Cited
US2291291A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-08-07 | 1954-02-06 | 1954-08-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-08-07 | 1958-02-06 | 1958-08-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-08-07 | 1962-02-06 | 1962-08-08 | $7700.00 | Window Closed / Lapsed |