Patent US2563875A successfully refreshed from Google Patents.
US2563875A
Expired / Lapsed
US
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Warming tray
Assignee: Individual
•
Filing: 1949-10-10
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Granted: 1951-08-14
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Expires: 1969-10-10
Abstract
No abstract record available.
Inventors
- 👤 Lewis L Salton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 09:40
CPC Classifications
A; A47; A47J; A47J36/00; A47J36/24; A47J36/2483
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB191313989A
Cited
GB118300A
Cited
US1871705A
Cited
US2119680A
Cited
US2187196A
Cited
US2486148A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-08-13 | 1955-02-12 | 1955-08-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-08-13 | 1959-02-12 | 1959-08-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-08-13 | 1963-02-12 | 1963-08-14 | $7700.00 | Window Closed / Lapsed |