US2607873A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Indicator for electric cooking ranges
Assignee: TAPPAN STOVE Co
•
Filing: 1950-02-27
•
Granted: 1952-08-19
•
Expires: 1970-02-27
Abstract
No abstract record available.
Inventors
- 👤 Robert G Sheidler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 04:53
CPC Classifications
F; F24; F24C; F24C7/00; F24C7/08; F24C7/082; Y; Y10; Y10T; Y10T403/00; Y10T403/70; Y10T403/7018; Y10T403/7047
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2081827A
Cited
US2438760A
Cited
US2450399A
Cited
US2541892A
Cited
US2507093A
Cited
US2494892A
Cited
US2494904A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-08-19 | 1956-02-18 | 1956-08-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-08-19 | 1960-02-18 | 1960-08-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-08-19 | 1964-02-18 | 1964-08-19 | $7700.00 | Window Closed / Lapsed |