US2424434A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Heat insulated receptacle
Assignee: ANITA R BUCKNELL
•
Filing: 1944-11-09
•
Granted: 1947-07-22
•
Expires: 1964-11-09
Abstract
No abstract record available.
Inventors
- 👤 William H Bucknell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 22:21
CPC Classifications
F; F25; F25D; F25D23/00; F25D23/06; F25D23/062; F25D23/063; F25D2201/00; F25D2201/10; F25D2201/14
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1071984A
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US1383766A
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US1420711A
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US2000882A
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DE648896C
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-07-21 | 1951-01-20 | 1951-07-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-07-21 | 1955-01-20 | 1955-07-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-07-21 | 1959-01-20 | 1959-07-22 | $7700.00 | Window Closed / Lapsed |