Patent US2671571A successfully refreshed from Google Patents.
US2671571A
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US
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Multipurpose fork truck
Assignee: VALLEY EVAPORATING Co
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Filing: 1952-05-12
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Granted: 1954-03-09
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Expires: 1972-05-12
Abstract
No abstract record available.
Inventors
- 👤 Otto J Gerhardt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 17:55
CPC Classifications
B; B66; B66F; B66F9/00; B66F9/06; B66F9/075; B66F9/12; B66F9/18; B66F9/183
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1490664A
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US2413661A
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US2461877A
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US2509023A
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US2599524A
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US2571550A
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US2584870A
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US2578016A
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US2601933A
Cited
US2595131A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-03-08 | 1957-09-07 | 1958-03-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-03-08 | 1961-09-07 | 1962-03-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-03-08 | 1965-09-07 | 1966-03-09 | $7700.00 | Window Closed / Lapsed |