Patent US3451354A successfully refreshed from Google Patents.
US3451354A
Expired / Lapsed
US
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Motorized truck resiliently supported on equalizing bars
Assignee: English Electric Co Ltd
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Filing: 1965-04-08
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Granted: 1969-06-24
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Expires: 1985-04-08
Abstract
No abstract record available.
Inventors
- 👤 John Dowling
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 22:36
CPC Classifications
B; B61; B61F; B61F3/00; B61F3/02; B61F3/04; B61F3/06; B61F5/00; B61F5/26; B61F5/30; B61F5/36
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US121572A
Cited
US174533A
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US1306460A
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US1036541A
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US1095351A
Cited
US1120173A
Cited
US2908231A
Cited
DE1178886B
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-06-23 | 1972-12-23 | 1973-06-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-06-23 | 1976-12-23 | 1977-06-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-06-23 | 1980-12-23 | 1981-06-24 | $7700.00 | Window Closed / Lapsed |