US2818878A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mixing valve and swing faucet
Assignee: Individual
•
Filing: 1953-12-24
•
Granted: 1958-01-07
•
Expires: 1973-12-24
Abstract
No abstract record available.
Inventors
- 👤 John J Russell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 07:50
CPC Classifications
F; F16; F16K; F16K11/00; F16K11/02; F16K11/04; F16K11/056; F16K11/0565; Y; Y10; Y10T; Y10T137/00; Y10T137/6851; Y10T137/6966; Y10T137/6969; Y10T137/6977; Y10T137/8593; Y10T137/87056; Y10T137/87072
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1562981A
Cited
US2083360A
Cited
US2373702A
Cited
US2608378A
Cited
US2609206A
Cited
US2644483A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-01-06 | 1961-07-08 | 1962-01-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-01-06 | 1965-07-08 | 1966-01-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-01-06 | 1969-07-08 | 1970-01-07 | $7700.00 | Window Closed / Lapsed |