US2787174A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of manufacturing a cutter disk
Assignee: American Radiator and Standard Sanitary Corp
•
Filing: 1953-12-14
•
Granted: 1957-04-02
•
Expires: 1973-12-14
Abstract
No abstract record available.
Inventors
- 👤 Robert W Hyde
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 19:56
CPC Classifications
B; B23; B23D; B23D65/00; B23D65/02; B21; B21D; B21D53/00; B21D53/60; B21D53/64
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1719305A
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USRE19477E
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DE209465C
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US1845522A
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US1979748A
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US2154650A
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US2325205A
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US2460901A
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US2583997A
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US2477198A
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US2708376A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-04-01 | 1960-10-01 | 1961-04-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-04-01 | 1964-10-01 | 1965-04-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-04-01 | 1968-10-01 | 1969-04-02 | $7700.00 | Window Closed / Lapsed |