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US3394778A
Expired / Lapsed
US
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Lift truck mast assembly
Assignee: Eaton Corp
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Filing: 1966-11-25
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Granted: 1968-07-30
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Expires: 1986-11-25
Abstract
No abstract record available.
Inventors
- 👤 Caleb J Brinton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 14:45
CPC Classifications
B; B66; B66F; B66F9/00; B66F9/06; B66F9/075; B66F9/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
CA659933A
Cited
US2250321A
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US2582999A
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US2581791A
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US2915143A
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US2877868A
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US2979162A
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US3208556A
Cited
US3338335A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-07-30 | 1972-01-29 | 1972-07-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-07-30 | 1976-01-29 | 1976-07-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-07-30 | 1980-01-29 | 1980-07-30 | $7700.00 | Window Closed / Lapsed |