US2224312A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Permanent outlet control device
Assignee: PREFERRED UTILITIES Co IN
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Filing: 1935-01-17
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Granted: 1940-12-10
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Expires: 1955-01-17
Abstract
No abstract record available.
Inventors
- 👤 Cortland N O'day
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 12:00
CPC Classifications
F; F24; F24F; F24F13/00; F24F13/02; F24F13/06; F24F13/08; F24F13/10; F24F13/14; F24F13/1413; F24F13/1486
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) | 1943-12-10 | 1944-06-10 | 1944-12-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1947-12-10 | 1948-06-10 | 1948-12-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1951-12-10 | 1952-06-10 | 1952-12-10 | $7700.00 | Window Closed / Lapsed |