US3140389A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Plate warmer
Assignee: Individual
•
Filing: 1962-07-13
•
Granted: 1964-07-07
•
Expires: 1982-07-13
Abstract
No abstract record available.
Inventors
- 👤 Bette L Windes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 08:31
CPC Classifications
A; A47; A47J; A47J39/00; A47J39/02; A47J39/025
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1425837A
Cited
US1617810A
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FR624615A
Cited
US1940172A
Cited
US2162021A
Cited
US2139153A
Cited
US2448339A
Cited
US2802091A
Cited
US2866956A
Cited
US3041441A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-07-07 | 1968-01-06 | 1968-07-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-07-07 | 1972-01-06 | 1972-07-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-07-07 | 1976-01-06 | 1976-07-07 | $7700.00 | Window Closed / Lapsed |