Patent US2718872A successfully refreshed from Google Patents.
US2718872A
Expired / Lapsed
US
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Attachment for poultry feed troughs
Assignee: JBS USA LLC
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Filing: 1954-02-17
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Granted: 1955-09-27
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Expires: 1974-02-17
Abstract
No abstract record available.
Inventors
- 👤 Eskel O Essary
- 👤 Merritt I Darrow
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 23:12
CPC Classifications
A; A01; A01K; A01K39/00; A01K39/01; A01K39/014
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) | 1958-09-26 | 1959-03-28 | 1959-09-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-09-26 | 1963-03-28 | 1963-09-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-09-26 | 1967-03-28 | 1967-09-27 | $7700.00 | Window Closed / Lapsed |