US3286799A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Disc brake for a vehicle
Assignee: Rolls Royce PLC
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Filing: 1964-09-28
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Granted: 1966-11-22
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Expires: 1984-09-28
Abstract
No abstract record available.
Inventors
- 👤 Shilton Brian Roger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 16:18
CPC Classifications
F; F16; F16D; F16D65/00; F16D65/0006; F16D65/02; F16D65/12; F16D2065/13; F16D2065/1304; F16D2065/1308
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
48 words
A VEHICLE DISC BRAKE COMPRISING A DISC HAVING A PERIPHERAL GROOVE THEREIN, A PLURALITY OF STRANDS OF WIRE WHICH ARE DISPOSED LOOSELY IN THE GROOVE AND WHICH DAMP THE NATURAL FREQUENCY OF AXIAL VIBRATION OF THE DISC AND A BAND EXTENDING ABOUT THE PERIPHERY OF SAID DISC AND
Claim 2
Dependent Claim
48 words
A VEHICLE DISC BRAKE COMPRISING A DISC HAVING A PERIPHERAL GROOVE THEREIN, A PLURALITY OF STRANDS OF WIRE WHICH ARE DISPOSED LOOSELY IN THE GROOVE AND WHICH DAMP THE NATURAL FREQUENCY OF AXIAL VIBRATION OF THE DISC AND A BAND EXTENDING ABOUT THE PERIPHERY OF SAID DISC AND
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) | 1969-11-21 | 1970-05-23 | 1970-11-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-21 | 1974-05-23 | 1974-11-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-21 | 1978-05-23 | 1978-11-22 | $7700.00 | Window Closed / Lapsed |