Patent US2487209A successfully refreshed from Google Patents.
US2487209A
Expired / Lapsed
US
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Cutoff toolholder and blade therefor
Assignee: ANTHONY TOOL Co
•
Filing: 1945-02-16
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Granted: 1949-11-08
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Expires: 1965-02-16
Abstract
No abstract record available.
Inventors
- 👤 David S Anthony
- 👤 William B Blocker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 10:22
CPC Classifications
B; B23; B23B; B23B29/00; B23B29/04; B23B29/043; Y; Y10; Y10T; Y10T407/00; Y10T407/22; Y10T407/2222; Y10T407/2226; Y10T407/2252; Y10T407/2272; Y10T407/2282; Y10T407/2292; Y10T407/25
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1045512A
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US1491713A
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US2037642A
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US2101157A
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US2173868A
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US2173848A
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US2188917A
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US2241024A
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US2296597A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-11-07 | 1953-05-09 | 1953-11-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-11-07 | 1957-05-09 | 1957-11-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-11-07 | 1961-05-09 | 1961-11-08 | $7700.00 | Window Closed / Lapsed |