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US2754694A
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US
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Variable-torque-distributing transmissions
Assignee: DUALOC ENGINEERING Co
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Filing: 1952-09-10
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Granted: 1956-07-17
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Expires: 1972-09-10
Abstract
No abstract record available.
Inventors
- 👤 Otto R Schoenrock
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 02:19
CPC Classifications
F; F16; F16H; F16H48/00; F16H48/20; F16H48/22; F16H48/06; F16H48/10; F16H48/11; F16H2048/106
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1716073A
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US1262562A
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US1956583A
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US2103624A
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US2309441A
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US2479638A
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US2536392A
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US2481873A
Cited
US2603108A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-07-17 | 1960-01-16 | 1960-07-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-07-17 | 1964-01-16 | 1964-07-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-07-17 | 1968-01-16 | 1968-07-17 | $7700.00 | Window Closed / Lapsed |