US2775259A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Water mixing unit
Assignee: Individual
•
Filing: 1950-11-22
•
Granted: 1956-12-25
•
Expires: 1970-11-22
Abstract
No abstract record available.
Inventors
- 👤 Stiebel Theodore
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 10:37
CPC Classifications
F; F16; F16K; F16K19/00; F16K19/003; F16K11/00; F16K11/10; F16K11/20; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/87265; Y10T137/87338; Y10T137/87346; Y10T137/87362; Y10T137/87571; Y10T137/87676; Y10T137/87684; Y10T137/87692; Y10T137/87917
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US993806A
Cited
US1127822A
Cited
US1383231A
Cited
US1529492A
Cited
US1855354A
Cited
US1830067A
Cited
US2355687A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-12-25 | 1960-06-25 | 1960-12-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-12-25 | 1964-06-25 | 1964-12-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-12-25 | 1968-06-25 | 1968-12-25 | $7700.00 | Window Closed / Lapsed |