US3435612A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Drive unit for vehicles,especially motor vehicles
Assignee: Dr Ing HCF Porsche AG
•
Filing: 1966-11-29
•
Granted: 1969-04-01
•
Expires: 1986-11-29
Abstract
No abstract record available.
Inventors
- 👤 Paul Hensler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 23:12
CPC Classifications
F; F16; F16H; F16H61/00; F16H61/38; F16H61/48; F16H61/64; B; B60; B60K; B60K17/00; B60K17/04; B60K17/10; F02; F02M; F02M63/00; F02M2700/00; F02M2700/05
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-03-31 | 1972-09-30 | 1973-04-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-03-31 | 1976-09-30 | 1977-04-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-03-31 | 1980-09-30 | 1981-04-01 | $7700.00 | Window Closed / Lapsed |