US2607640A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bearing for fluid meters
Assignee: Rockwell Manufacturing Co
•
Filing: 1945-11-10
•
Granted: 1952-08-19
•
Expires: 1965-11-10
Abstract
No abstract record available.
Inventors
- 👤 William V Elliott
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 23:17
CPC Classifications
F; F16; F16C; F16C33/00; F16C33/30; F16C33/46; F16C33/48; G; G01; G01F; G01F5/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US394312A
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US592053A
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US771826A
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US934504A
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US997573A
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US1457932A
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FR531211A
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US1646624A
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US2270141A
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US2406069A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-08-19 | 1956-02-18 | 1956-08-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-08-19 | 1960-02-18 | 1960-08-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-08-19 | 1964-02-18 | 1964-08-19 | $7700.00 | Window Closed / Lapsed |