US2470218A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Toolholder
Assignee: C F COATE
•
Filing: 1945-02-24
•
Granted: 1949-05-17
•
Expires: 1965-02-24
Abstract
No abstract record available.
Inventors
- 👤 Charles J Mcnamara
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 18:39
CPC Classifications
B; B23; B23B; B23B31/00; B23B31/02; B23B31/028; B23Q; B23Q1/00; B23Q1/0009; B23Q1/0018; B23Q1/0027; B23Q1/0036; Y; Y10; Y10T; Y10T279/00; Y10T279/17; Y10T279/17111; Y10T279/17291; Y10T279/17316; Y10T279/17324; Y10T279/17333; Y10T279/17384; Y10T279/17991; Y10T279/34; Y10T279/3487
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US315326A
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US600747A
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US770273A
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US952158A
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US1009302A
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US1264429A
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US1368797A
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US1449475A
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US1760310A
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US2277816A
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US2396504A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-05-16 | 1952-11-15 | 1953-05-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-05-16 | 1956-11-15 | 1957-05-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-05-16 | 1960-11-15 | 1961-05-17 | $7700.00 | Window Closed / Lapsed |