Patent US2874651A successfully refreshed from Google Patents.
US2874651A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Portable protecting cover for grain in open field storage
Assignee: Individual
•
Filing: 1955-03-04
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Granted: 1959-02-24
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Expires: 1975-03-04
Abstract
No abstract record available.
Inventors
- 👤 Peterson Reuben
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 12:30
CPC Classifications
A; A01; A01F; A01F25/00; A01F25/04; A01F25/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US480859A
Cited
US1311116A
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US950684A
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US974233A
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US1137689A
Cited
GB321005A
Cited
FR688273A
Cited
GB541280A
Cited
US2306537A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-02-23 | 1962-08-25 | 1963-02-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-02-23 | 1966-08-25 | 1967-02-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-02-23 | 1970-08-25 | 1971-02-24 | $7700.00 | Window Closed / Lapsed |