US2116669A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Oven construction
Assignee: ELECTROMASTER Inc
•
Filing: 1937-10-25
•
Granted: 1938-05-10
•
Expires: 1957-10-25
Abstract
No abstract record available.
Inventors
- 👤 Thomas E Dadson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 17:25
CPC Classifications
F; F24; F24C; F24C15/00; F24C15/08; F24C15/34; Y; Y10; Y10S; Y10S220/00; Y10S220/918
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) | 1941-05-09 | 1941-11-08 | 1942-05-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1945-05-09 | 1945-11-08 | 1946-05-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1949-05-09 | 1949-11-08 | 1950-05-10 | $7700.00 | Window Closed / Lapsed |