Patent US3480174A successfully refreshed from Google Patents.
US3480174A
Expired / Lapsed
US
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Assembly of freight containers and foundation frame for use therewith
Assignee: JAMES B SHERWOOD
•
Filing: 1967-08-02
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Granted: 1969-11-25
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Expires: 1987-08-02
Abstract
No abstract record available.
Inventors
- 👤 James B Sherwood
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 13:20
CPC Classifications
B; B60; B60P; B60P7/00; B60P7/06; B60P7/13; B60P7/132; B65; B65D; B65D88/00; B65D88/02; B65D88/022; B65D88/12; B65D88/129
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1814304A
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US2664219A
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US3085707A
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US3004682A
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US3163127A
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US3061134A
Cited
US3163306A
Cited
US3159111A
Cited
US3317219A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-11-24 | 1973-05-26 | 1973-11-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-11-24 | 1977-05-26 | 1977-11-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-11-24 | 1981-05-26 | 1981-11-25 | $7700.00 | Window Closed / Lapsed |