US2650792A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mixing valve
Assignee: Individual
•
Filing: 1949-05-03
•
Granted: 1953-09-01
•
Expires: 1969-05-03
Abstract
No abstract record available.
Inventors
- 👤 Marco John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 01:07
CPC Classifications
F; F16; F16K; F16K11/00; F16K11/10; F16K11/20; F16K11/205; Y; Y10; Y10T; Y10T137/00; Y10T137/8158; Y10T137/8175; Y10T137/8593; Y10T137/86493; Y10T137/86509; Y10T137/86815; Y10T137/86823
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US795357A
Cited
US1007729A
Cited
US1148409A
Cited
GB192329A
Cited
US1737496A
Cited
US2012020A
Cited
FR721059A
Cited
GB518583A
Cited
US2197954A
Cited
US2258023A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-08-31 | 1957-03-02 | 1957-09-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-08-31 | 1961-03-02 | 1961-09-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-08-31 | 1965-03-02 | 1965-09-01 | $7700.00 | Window Closed / Lapsed |