US2744975A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Control device for motor vehicles
Assignee: LENKRADWERK GUSTAV PETRI FA
•
Filing: 1952-02-01
•
Granted: 1956-05-08
•
Expires: 1972-02-01
Abstract
No abstract record available.
Inventors
- 👤 Naumann Horst
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 17:14
CPC Classifications
B; B60; B60Q; B60Q1/00; B60Q1/02; B60Q1/04; B60Q1/14; B60Q1/1446; B60Q1/1453; B60Q1/1461; B60Q1/1484
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1093441A
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GB262708A
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DE455915C
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US1686600A
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US1856588A
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US2147007A
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US2138163A
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US2276477A
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US2246255A
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US2202781A
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US2491968A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-05-08 | 1959-11-07 | 1960-05-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-05-08 | 1963-11-07 | 1964-05-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-05-08 | 1967-11-07 | 1968-05-08 | $7700.00 | Window Closed / Lapsed |