US1724056A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Water system
Assignee: Delco Light Co
•
Filing: 1925-11-18
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Granted: 1929-08-13
•
Expires: 1945-11-18
Abstract
No abstract record available.
Inventors
- 👤 Warner Clarence
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 20:52
CPC Classifications
F; F04; F04B; F04B11/00; F04B11/0008; F04B11/0016; F04B11/0025; Y; Y10; Y10T; Y10T137/00; Y10T137/2931; Y10T137/3115; Y10T137/3127; Y10T137/313; Y10T137/3133; Y10T137/8593; Y10T137/86292; Y10T137/86324; Y10T137/86332
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1932-08-12 | 1933-02-11 | 1933-08-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1936-08-12 | 1937-02-11 | 1937-08-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1940-08-12 | 1941-02-11 | 1941-08-13 | $7700.00 | Window Closed / Lapsed |