Patent US2556418A successfully refreshed from Google Patents.
US2556418A
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Thermally insulated container and pallet
Assignee: Douglas Aircraft Co Inc
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Filing: 1949-10-17
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Granted: 1951-06-12
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Expires: 1969-10-17
Abstract
No abstract record available.
Inventors
- 👤 Mar Bruce E Del
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 22:21
CPC Classifications
B; B65; B65D; B65D81/00; B65D81/38; B65D81/3888; B65D81/3897; B65D19/00; B65D19/38; B65D2519/00; B65D2519/00004; B65D2519/00009; B65D2519/00014; B65D2519/00019; B65D2519/00029; B65D2519/00044; B65D2519/00084; B65D2519/00094; B65D2519/00258; B65D2519/00263; B65D2519/00273; B65D2519/00283; B65D2519/00288; B65D2519/00303; B65D2519/00313; B65D2519/00323; B65D2519/00328; B65D2519/00333; B65D2519/00338; B65D2519/00368; B65D2519/00378; B65D2519/00547; B65D2519/00552; B65D2519/00572; F; F25; F25D; F25D15/00; F25D2323/00; F25D2323/06; F25D2323/061
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US647113A
Cited
US1470653A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-06-11 | 1954-12-11 | 1955-06-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-06-11 | 1958-12-11 | 1959-06-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-06-11 | 1962-12-11 | 1963-06-12 | $7700.00 | Window Closed / Lapsed |