US2892604A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Supporting stand for feeder troughs and the like
Assignee: KEEN Manufacturing CORP
•
Filing: 1954-07-15
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Granted: 1959-06-30
•
Expires: 1974-07-15
Abstract
No abstract record available.
Inventors
- 👤 Everett M Keen
- 👤 Anthony J Siciliano
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 14:59
CPC Classifications
A; A01; A01K; A01K39/00; A01K39/01; A01K39/014
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US485008A
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US542860A
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US1206203A
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US1384250A
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US1488300A
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US1614550A
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GB586346A
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US2486077A
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US2615666A
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US2626724A
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US2675132A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-06-29 | 1962-12-29 | 1963-06-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-06-29 | 1966-12-29 | 1967-06-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-06-29 | 1970-12-29 | 1971-06-30 | $7700.00 | Window Closed / Lapsed |