Patent US2564802A successfully refreshed from Google Patents.
US2564802A
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US
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Manufacture of cluster hobnails
Assignee: United Shoe Machinery Corp
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Filing: 1949-03-29
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Granted: 1951-08-21
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Expires: 1969-03-29
Abstract
No abstract record available.
Inventors
- 👤 Coleman Geoffrey
- 👤 Arthur W Forman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 19:18
CPC Classifications
B; B21; B21G; B21G3/00; B21G3/08; B21K; B21K15/00; B21K15/06; Y; Y10; Y10S; Y10S411/00; Y10S411/921
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US379453A
Cited
US1188868A
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US1774867A
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US2321068A
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US2348087A
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US2441176A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-08-20 | 1955-02-19 | 1955-08-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-08-20 | 1959-02-19 | 1959-08-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-08-20 | 1963-02-19 | 1963-08-21 | $7700.00 | Window Closed / Lapsed |