US2597131A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cranberry recovery machine
Assignee: Individual
•
Filing: 1947-07-17
•
Granted: 1952-05-20
•
Expires: 1967-07-17
Abstract
No abstract record available.
Inventors
- 👤 Christ E Sempos
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 02:05
CPC Classifications
A; A01; A01D; A01D46/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1533644A
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US1365459A
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US1571395A
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US1823387A
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US1839380A
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US1943655A
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US2094535A
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US2204584A
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US2320283A
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US2393464A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-05-20 | 1955-11-19 | 1956-05-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-05-20 | 1959-11-19 | 1960-05-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-05-20 | 1963-11-19 | 1964-05-20 | $7700.00 | Window Closed / Lapsed |