US2263145A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluid flow mechanism
Assignee: SMITH METER Co
•
Filing: 1937-11-26
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Granted: 1941-11-18
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Expires: 1957-11-26
Abstract
No abstract record available.
Inventors
- 👤 Smith Reuben Stanley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 23:11
CPC Classifications
F; F03; F03B; F03B11/00; F03B11/02; G; G01; G01F; G01F15/00; G01F15/14; G01F15/18; G01F15/185; G01F3/00; G01F3/02; G01F3/04; G01F3/06; G01F3/065; Y; Y02; Y02E; Y02E10/00; Y02E10/20
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1944-11-17 | 1945-05-19 | 1945-11-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1948-11-17 | 1949-05-19 | 1949-11-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1952-11-17 | 1953-05-19 | 1953-11-18 | $7700.00 | Window Closed / Lapsed |