US2667864A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Safety accessory for gas stoves
Assignee: Individual
•
Filing: 1949-12-29
•
Granted: 1954-02-02
•
Expires: 1969-12-29
Abstract
No abstract record available.
Inventors
- 👤 Marx Adolph
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 10:07
CPC Classifications
F; F16; F16K; F16K35/00; F16K35/10; F24; F24C; F24C3/00; F24C3/12; F24C3/124; Y; Y10; Y10T; Y10T70/00; Y10T70/50; Y10T70/5611; Y10T70/5615; Y10T70/5619; Y10T70/5624; Y10T70/5854; Y10T70/5867
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US928770A
Cited
US1141335A
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US1271539A
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US1329490A
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US1444379A
Cited
US1527992A
Cited
US1536016A
Cited
GB322171A
Cited
US2094441A
Cited
US2187118A
Cited
US2479300A
Cited
US2472793A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-02-01 | 1957-08-03 | 1958-02-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-02-01 | 1961-08-03 | 1962-02-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-02-01 | 1965-08-03 | 1966-02-02 | $7700.00 | Window Closed / Lapsed |