US2407036A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Air-conditioning control
Assignee: Thomas A Edison Inc
•
Filing: 1942-08-21
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Granted: 1946-09-03
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Expires: 1962-08-21
Abstract
No abstract record available.
Inventors
- 👤 Earl R Snavely
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 09:30
CPC Classifications
F; F24; F24F; F24F11/00; F24F11/70; F24F11/72; F24F11/74; F24F11/76; F24F11/80; F24F11/83; F24F11/84; F24F11/88; F24F3/00; F24F3/044; F24F11/30; F24F13/00; F24F13/08; F24F13/10; F24F13/14; F24F11/0001; F24F2011/0002; F24F2110/00; F24F2110/10; F24F2110/12; F24F2120/00; F24F2221/00; F24F2221/54; Y; Y02; Y02B; Y02B30/00; Y02B30/70
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) | 1949-09-02 | 1950-03-04 | 1950-09-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1953-09-02 | 1954-03-04 | 1954-09-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1957-09-02 | 1958-03-04 | 1958-09-03 | $7700.00 | Window Closed / Lapsed |