Patent US2880897A successfully refreshed from Google Patents.
US2880897A
Expired / Lapsed
US
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Side operating die handling industrial truck
Assignee: Elwell Parker Electric Co
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Filing: 1957-08-26
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Granted: 1959-04-07
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Expires: 1977-08-26
Abstract
No abstract record available.
Inventors
- 👤 Henry F Wilms
- 👤 Philip D Golrick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 10:53
CPC Classifications
B; B66; B66F; B66F9/00; B66F9/06; B66F9/075; B66F9/12; B66F9/14; B66F9/141; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18992; Y10T74/19; Y10T74/19642; Y10T74/1967
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2733822A
Cited
US2663443A
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US2699878A
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US2766630A
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US2804218A
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US2756885A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-04-06 | 1962-10-06 | 1963-04-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-04-06 | 1966-10-06 | 1967-04-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-04-06 | 1970-10-06 | 1971-04-07 | $7700.00 | Window Closed / Lapsed |