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US2686455A
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Vehicle instrument projection system with viewing screen on steering wheel
Assignee: Porsche Konstruktionen GmbH and Co KG
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Filing: 1951-07-10
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Granted: 1954-08-17
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Expires: 1971-07-10
Abstract
No abstract record available.
Inventors
- 👤 Porsche Ferdinand
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 21:44
CPC Classifications
B; B62; B62D; B62D1/00; B62D1/02; B62D1/04; B62D1/10; B60; B60K; B60K35/00; B60K35/60; B60K37/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1288377A
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US1572671A
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US1684682A
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US1757493A
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US1871877A
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US1813003A
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US2191045A
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US2264044A
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US2426184A
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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) | 1957-08-16 | 1958-02-15 | 1958-08-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-08-16 | 1962-02-15 | 1962-08-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-08-16 | 1966-02-15 | 1966-08-17 | $7700.00 | Window Closed / Lapsed |