Patent US2664113A successfully refreshed from Google Patents.
US2664113A
Expired / Lapsed
US
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Letoff drive rod arm
Assignee: H F LIVERMORE CORP
•
Filing: 1951-06-14
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Granted: 1953-12-29
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Expires: 1971-06-14
Abstract
No abstract record available.
Inventors
- 👤 Sherwood O Dodge
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 17:31
CPC Classifications
D; D03; D03D; D03D49/00; D03D49/04; D03D49/06; Y; Y10; Y10T; Y10T403/00; Y10T403/46
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US495766A
Cited
US966906A
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US983939A
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US1113506A
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US1496694A
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US1662539A
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US1964803A
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US2097470A
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US2059413A
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US2164846A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-12-28 | 1957-06-29 | 1957-12-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-12-28 | 1961-06-29 | 1961-12-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-12-28 | 1965-06-29 | 1965-12-29 | $7700.00 | Window Closed / Lapsed |