Patent US2460957A successfully refreshed from Google Patents.
Patent US2065980A successfully refreshed from Google Patents.
US2065980A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Clutch and brake device for motor vehicles
Assignee: Rolls Royce Solutions GmbH
•
Filing: 1934-08-08
•
Granted: 1936-12-29
•
Expires: 1954-08-08
Abstract
No abstract record available.
Inventors
- 👤 Maybach Karl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:01
CPC Classifications
F; F16; F16D; F16D48/00; F16D48/06; B; B60; B60W; B60W10/00; B60W10/02; B60W10/18; B60W30/00; B60W30/18; B60W30/18009; B60W30/18072; F16D48/066; B60W2710/00; B60W2710/02; B60W2710/021; F16D2500/00; F16D2500/10; F16D2500/102; F16D2500/1028; F16D2500/30; F16D2500/306; F16D2500/3063; F16D2500/31; F16D2500/3101; F16D2500/314; F16D2500/31406; F16D2500/31426; F16D2500/3144; F16D2500/70; F16D2500/704; F16D2500/70402; F16D2500/7041
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1939-12-29 | 1940-06-29 | 1940-12-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1943-12-29 | 1944-06-29 | 1944-12-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1947-12-29 | 1948-06-29 | 1948-12-29 | $7700.00 | Window Closed / Lapsed |