US2670867A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lift truck with lazy tong pusher
Assignee: Caterpillar Industrial Inc
•
Filing: 1950-05-19
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Granted: 1954-03-02
•
Expires: 1970-05-19
Abstract
No abstract record available.
Inventors
- 👤 Warren H Thompson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 23:43
CPC Classifications
B; B66; B66F; B66F9/00; B66F9/06; B66F9/075; B66F9/12; B66F9/19; B66F9/195
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE474968C
Cited
US1977785A
Cited
US2256454A
Cited
US2412155A
Cited
US2418661A
Cited
US2583977A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-03-01 | 1957-08-31 | 1958-03-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-03-01 | 1961-08-31 | 1962-03-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-03-01 | 1965-08-31 | 1966-03-02 | $7700.00 | Window Closed / Lapsed |