US2630173A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for cutting materials
Assignee: CUSTOM SCIENT INSTR Inc
•
Filing: 1948-06-05
•
Granted: 1953-03-03
•
Expires: 1968-06-05
Abstract
No abstract record available.
Inventors
- 👤 Robert R Allen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 07:29
CPC Classifications
B; B23; B23D; B23D25/00; B23D25/14; Y; Y10; Y10T; Y10T83/00; Y10T83/04; Y10T83/0405; Y10T83/0419; Y10T83/0433; Y10T83/0438; Y10T83/0605; Y10T83/343; Y10T83/485; Y10T83/494
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1118255A
Cited
US1646396A
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US1651096A
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US1938787A
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US1978826A
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DE645761C
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US2158790A
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US2226130A
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US2305312A
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US2217766A
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US2347046A
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US2331230A
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US2296298A
Cited
US2343887A
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US2391917A
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GB605280A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-03-02 | 1956-09-01 | 1957-03-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-03-02 | 1960-09-01 | 1961-03-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-03-02 | 1964-09-01 | 1965-03-03 | $7700.00 | Window Closed / Lapsed |