US2510395A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Water and air mixing device
Assignee: WRIGHTWAY ENGINEERING Co
•
Filing: 1947-11-13
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Granted: 1950-06-06
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Expires: 1967-11-13
Abstract
No abstract record available.
Inventors
- 👤 Joseph J Goodrie
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 23:01
CPC Classifications
E; E03; E03C; E03C1/00; E03C1/02; E03C1/08; E03C1/084; Y; Y10; Y10S; Y10S261/00; Y10S261/22; Y10T; Y10T137/00; Y10T137/8593; Y10T137/87571; Y10T137/87587
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-06-05 | 1953-12-05 | 1954-06-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-06-05 | 1957-12-05 | 1958-06-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-06-05 | 1961-12-05 | 1962-06-06 | $7700.00 | Window Closed / Lapsed |