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Patent US2540924A successfully refreshed from Google Patents.
US2540924A
Expired / Lapsed
US
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Steam cooker
Assignee: SandenVendo America Inc
•
Filing: 1947-03-31
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Granted: 1951-02-06
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Expires: 1967-03-31
Abstract
No abstract record available.
Inventors
- 👤 Young Cyril Charles
- 👤 Donald F Troupe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 02:13
CPC Classifications
A; A47; A47J; A47J27/00; A47J27/14; A47J27/16
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB510608A
Cited
US692516A
Cited
AT17864B
Cited
US862443A
Cited
US1344326A
Cited
US1628895A
Cited
US1421425A
Cited
GB199644A
Cited
US1814122A
Cited
US2069693A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-02-05 | 1954-08-07 | 1955-02-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-02-05 | 1958-08-07 | 1959-02-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-02-05 | 1962-08-07 | 1963-02-06 | $7700.00 | Window Closed / Lapsed |