US2647962A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Switch for electric ranges
Assignee: Ark Les Electronic Products Corp
•
Filing: 1950-01-11
•
Granted: 1953-08-04
•
Expires: 1970-01-11
Abstract
No abstract record available.
Inventors
- 👤 Hugh W Batcheller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 05:23
CPC Classifications
H; H01; H01H; H01H19/00; H01H19/54; H01H19/60; H01H19/62; Y; Y10; Y10T; Y10T74/00; Y10T74/21; Y10T74/2101
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1205549A
Cited
US2178151A
Cited
US2254720A
Cited
US2203224A
Cited
US2243566A
Cited
US2462594A
Cited
US2506653A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-08-03 | 1957-02-02 | 1957-08-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-08-03 | 1961-02-02 | 1961-08-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-08-03 | 1965-02-02 | 1965-08-04 | $7700.00 | Window Closed / Lapsed |