Patent US3498127A successfully refreshed from Google Patents.
US3498127A
Expired / Lapsed
US
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Measuring fluid flow
Assignee: Individual
•
Filing: 1966-06-09
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Granted: 1970-03-03
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Expires: 1986-06-09
Abstract
No abstract record available.
Inventors
- 👤 Albert M Richards
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 21:57
CPC Classifications
G; G01; G01F; G01F1/00; G01F1/68
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1902427A
Cited
DE743788C
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US2870305A
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US2896452A
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US3161047A
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US3138025A
Cited
US3147618A
Cited
US3255629A
Cited
US3352154A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-03-02 | 1973-09-01 | 1974-03-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-03-02 | 1977-09-01 | 1978-03-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-03-02 | 1981-09-01 | 1982-03-03 | $7700.00 | Window Closed / Lapsed |