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US2730425A
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Assignee: DURANT Manufacturing CO
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Filing: 1950-07-28
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Granted: 1956-01-10
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Expires: 1970-07-28
Abstract
No abstract record available.
Inventors
- 👤 Clarence W Braatz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 10:03
CPC Classifications
G; G06; G06M; G06M3/00; G06M3/06; G06M3/062; G06M3/065
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1652057A
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US946755A
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US2108400A
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US2138480A
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US2136461A
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US2293934A
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US2470622A
Cited
US2619283A
Cited
US2612428A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-01-09 | 1959-07-11 | 1960-01-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-01-09 | 1963-07-11 | 1964-01-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-01-09 | 1967-07-11 | 1968-01-10 | $7700.00 | Window Closed / Lapsed |