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US2726468A
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US
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Device for forming knots on shanks
Assignee: Individual
•
Filing: 1952-04-16
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Granted: 1955-12-13
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Expires: 1972-04-16
Abstract
No abstract record available.
Inventors
- 👤 William J Fahy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:35
CPC Classifications
A; A01; A01K; A01K91/00; A01K91/03; A01K91/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1481754A
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US2166585A
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US2107645A
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US2239342A
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US2293389A
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US2488414A
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US2502751A
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US2601605A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-12-12 | 1959-06-13 | 1959-12-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-12-12 | 1963-06-13 | 1963-12-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-12-12 | 1967-06-13 | 1967-12-13 | $7700.00 | Window Closed / Lapsed |