US2824519A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Control for high velocity high pressure water delivery system
Assignee: Worthington Corp
•
Filing: 1955-07-22
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Granted: 1958-02-25
•
Expires: 1975-07-22
Abstract
No abstract record available.
Inventors
- 👤 Elliott F Wright
- 👤 August J Keuffel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 08:50
CPC Classifications
C; C10; C10B; C10B33/00; C10B33/006; C10B43/00; C10B43/02; C10B43/08; F; F04; F04D; F04D15/00; F04D15/0066
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2637485A
Cited
US2619037A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-02-24 | 1961-08-26 | 1962-02-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-02-24 | 1965-08-26 | 1966-02-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-02-24 | 1969-08-26 | 1970-02-25 | $7700.00 | Window Closed / Lapsed |