US2814524A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Self-supporting bodies of synthetic material for motor vehicles
Assignee: Dr Ing HCF Porsche AG
•
Filing: 1954-04-01
•
Granted: 1957-11-26
•
Expires: 1974-04-01
Abstract
No abstract record available.
Inventors
- 👤 Ferdinand A E Porsche
- 👤 Komenda Erwin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 20:55
CPC Classifications
B; B62; B62D; B62D29/00; B62D29/04; B62D29/046
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
CH68586A
Cited
US1707065A
Cited
DE601189C
Cited
GB436639A
Cited
US2169788A
Cited
US2271310A
Cited
FR884399A
Cited
US2612964A
Cited
US2637592A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-11-25 | 1961-05-27 | 1961-11-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-11-25 | 1965-05-27 | 1965-11-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-11-25 | 1969-05-27 | 1969-11-26 | $7700.00 | Window Closed / Lapsed |