US2570048A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tool for marking animals' ears for identification
Assignee: Aviation Developments Ltd
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Filing: 1948-02-16
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Granted: 1951-10-02
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Expires: 1968-02-16
Abstract
No abstract record available.
Inventors
- 👤 Cooke Arthur Harold
- 👤 Mumford Roy Horace
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 21:32
CPC Classifications
A; A01; A01K; A01K11/00; A01K11/001; A01K11/002; B; B25; B25B; B25B7/00; B25B7/20
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) | 1954-10-01 | 1955-04-02 | 1955-10-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-10-01 | 1959-04-02 | 1959-10-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-10-01 | 1963-04-02 | 1963-10-02 | $7700.00 | Window Closed / Lapsed |