US2922018A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Domestic cooking appliance
Assignee: General Electric Co
•
Filing: 1958-06-23
•
Granted: 1960-01-19
•
Expires: 1978-06-23
Abstract
No abstract record available.
Inventors
- 👤 Kenneth H Walkoe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 22:36
CPC Classifications
F; F24; F24C; F24C15/00; F24C15/20; F24C15/2007; F24C15/2014; F24C1/00; F24C1/14; F24C14/00; F24C14/02; F24C15/10; F24C15/102; F24C15/106; F24C7/00; F24C7/08; F24C7/087; Y; Y10; Y10S; Y10S55/00; Y10S55/31
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2177258A
Cited
US2211812A
Cited
GB667746A
Cited
US2752475A
Cited
US2729735A
Cited
US2731541A
Cited
US2846557A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-01-18 | 1963-07-20 | 1964-01-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-01-18 | 1967-07-20 | 1968-01-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-01-18 | 1971-07-20 | 1972-01-19 | $7700.00 | Window Closed / Lapsed |