Patent US2593018A successfully refreshed from Google Patents.
US2593018A
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Antiskid chain coupling
Assignee: Individual
•
Filing: 1949-08-12
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Granted: 1952-04-15
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Expires: 1969-08-12
Abstract
No abstract record available.
Inventors
- 👤 John J Fendrock
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 21:02
CPC Classifications
B; B60; B60C; B60C27/00; B60C27/06; B60C27/10; Y; Y10; Y10T; Y10T24/00; Y10T24/21; Y10T24/2164; Y10T24/39; Y10T24/3902; Y10T24/45; Y10T24/45225; Y10T24/45602; Y10T24/45623; Y10T24/4566
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US318369A
Cited
US547060A
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US581309A
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US768658A
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US1248212A
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US1413846A
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US1475065A
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US1627555A
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DE535027C
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US2346477A
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US2500373A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-04-15 | 1955-10-15 | 1956-04-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-04-15 | 1959-10-15 | 1960-04-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-04-15 | 1963-10-15 | 1964-04-15 | $7700.00 | Window Closed / Lapsed |