US2667889A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sanitary drinking fountain and valve therefor
Assignee: MURDOCK Manufacturing AND SUPPLY CO
•
Filing: 1951-03-16
•
Granted: 1954-02-02
•
Expires: 1971-03-16
Abstract
No abstract record available.
Inventors
- 👤 Murdock Joseph Kelso
- 👤 Roy Eugene Le
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 16:58
CPC Classifications
E; E03; E03B; E03B9/00; E03B9/02; E03B9/20; Y; Y10; Y10T; Y10T137/00; Y10T137/5327; Y10T137/5392; Y10T137/5397; Y10T137/5438; Y10T137/598; Y10T137/6154; Y10T137/6157; Y10T137/6851; Y10T137/6966; Y10T137/6991; Y10T137/6995; Y10T137/701
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-02-01 | 1957-08-03 | 1958-02-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-02-01 | 1961-08-03 | 1962-02-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-02-01 | 1965-08-03 | 1966-02-02 | $7700.00 | Window Closed / Lapsed |