US2394664A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Control apparatus
Assignee: Chandler Evans Inc
•
Filing: 1944-01-25
•
Granted: 1946-02-12
•
Expires: 1964-01-25
Abstract
No abstract record available.
Inventors
- 👤 Milton E Chandler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 05:41
CPC Classifications
F; F02; F02M; F02M69/00; F02M69/16; F02M69/18; F02M69/20; F02M69/005; F02M69/007; F02M69/24; F02M69/30; F02M69/36; Y; Y10; Y10S; Y10S261/00; Y10S261/02
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) | 1949-02-11 | 1949-08-13 | 1950-02-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1953-02-11 | 1953-08-13 | 1954-02-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1957-02-11 | 1957-08-13 | 1958-02-12 | $7700.00 | Window Closed / Lapsed |