Patent US3040577A successfully refreshed from Google Patents.
US3040577A
Expired / Lapsed
US
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Metering apparatus
Assignee: Individual
•
Filing: 1958-09-10
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Granted: 1962-06-26
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Expires: 1978-09-10
Abstract
No abstract record available.
Inventors
- 👤 Jacob H Rubenstein
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 18:02
CPC Classifications
G; G01; G01F; G01F1/00; G01F1/05; G01F1/20
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1935445A
Cited
US2383758A
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US2493779A
Cited
US2483266A
Cited
US2621513A
Cited
GB662353A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-06-25 | 1965-12-25 | 1966-06-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-06-25 | 1969-12-25 | 1970-06-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-06-25 | 1973-12-25 | 1974-06-26 | $7700.00 | Window Closed / Lapsed |