US2680283A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Milling cutter
Assignee: Lasalle Steel Co
•
Filing: 1950-11-10
•
Granted: 1954-06-08
•
Expires: 1970-11-10
Abstract
No abstract record available.
Inventors
- 👤 Theodore S See
- 👤 Horace A Frommelt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 13:25
CPC Classifications
B; B23; B23C; B23C5/00; B23C5/16; B23C5/18; Y; Y10; Y10T; Y10T407/00; Y10T407/19; Y10T407/1904
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB189602663A
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US1148597A
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FR473245A
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GB135802A
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US1797026A
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US1866602A
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US2036656A
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US2080401A
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US2390351A
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US2363272A
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US2357088A
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US2325746A
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US2359675A
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US2581449A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-06-07 | 1957-12-07 | 1958-06-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-06-07 | 1961-12-07 | 1962-06-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-06-07 | 1965-12-07 | 1966-06-08 | $7700.00 | Window Closed / Lapsed |