US2554715A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flow meter
Assignee: ExxonMobil Oil Corp
•
Filing: 1944-09-12
•
Granted: 1951-05-29
•
Expires: 1964-09-12
Abstract
No abstract record available.
Inventors
- 👤 Dana S Mellett
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 17:25
CPC Classifications
G; G01; G01F; G01F1/00; G01F1/05; G01F1/20; G01F1/22; G01F1/24
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US280322A
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US1955315A
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US1877810A
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US1993527A
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US2154375A
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US2303890A
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US2260516A
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US2317807A
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US2316239A
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US2323128A
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US2325884A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-05-28 | 1954-11-27 | 1955-05-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-05-28 | 1958-11-27 | 1959-05-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-05-28 | 1962-11-27 | 1963-05-29 | $7700.00 | Window Closed / Lapsed |