US2748972A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Poultry crate for use in poultry testing operations
Assignee: Individual
•
Filing: 1951-01-24
•
Granted: 1956-06-05
•
Expires: 1971-01-24
Abstract
No abstract record available.
Inventors
- 👤 John W Cummins
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 16:27
CPC Classifications
A; A61; A61D; A61D3/00; A01; A01K; A01K31/00; A01K31/002
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US163939A
Cited
US318812A
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US579766A
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US1091391A
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US1041333A
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US1135231A
Cited
US1365200A
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US1934138A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-06-05 | 1959-12-05 | 1960-06-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-06-05 | 1963-12-05 | 1964-06-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-06-05 | 1967-12-05 | 1968-06-05 | $7700.00 | Window Closed / Lapsed |