Patent US2951519A successfully refreshed from Google Patents.
US2951519A
Expired / Lapsed
US
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Ram-type wood reducing apparatus
Assignee: IND DEV CO Inc
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Filing: 1958-08-18
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Granted: 1960-09-06
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Expires: 1978-08-18
Abstract
No abstract record available.
Inventors
- 👤 Harold E Erickson
- 👤 Curville J Robinson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 11:58
CPC Classifications
B; B27; B27L; B27L11/00; B27L11/02; Y; Y10; Y10T; Y10T83/00; Y10T83/647; Y10T83/6569; Y10T83/6572
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-09-06 | 1964-03-07 | 1964-09-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-09-06 | 1968-03-07 | 1968-09-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-09-06 | 1972-03-07 | 1972-09-06 | $7700.00 | Window Closed / Lapsed |