Patent US2958498A successfully refreshed from Google Patents.
US2958498A
Expired / Lapsed
US
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Detachable hook for refrigerator cars
Assignee: Individual
•
Filing: 1955-06-15
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Granted: 1960-11-01
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Expires: 1975-06-15
Abstract
No abstract record available.
Inventors
- 👤 Werner E Richter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 20:17
CPC Classifications
A; A22; A22C; A22C15/00; A22C15/003
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US609414A
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US1606065A
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US2470878A
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US1253852A
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US1554391A
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US1963908A
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US2037320A
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DE750078C
Cited
US2812380A
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US2739779A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-11-01 | 1964-05-02 | 1964-11-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-11-01 | 1968-05-02 | 1968-11-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-11-01 | 1972-05-02 | 1972-11-01 | $7700.00 | Window Closed / Lapsed |