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US2532918A
Expired / Lapsed
US
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Fluid distributing or collecting system for water softeners, filters, and the like
Assignee: Hungerford and Terry Inc
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Filing: 1947-01-02
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Granted: 1950-12-05
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Expires: 1967-01-02
Abstract
No abstract record available.
Inventors
- 👤 Jr Churchill Hungerford
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:55
CPC Classifications
F; F16; F16L; F16L41/00; F16L41/002; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/85938
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
CH8112A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-12-04 | 1954-06-05 | 1954-12-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-12-04 | 1958-06-05 | 1958-12-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-12-04 | 1962-06-05 | 1962-12-05 | $7700.00 | Window Closed / Lapsed |