Patent US3348077A successfully refreshed from Google Patents.
Patent US3403761A successfully refreshed from Google Patents.
US3403761A
Expired / Lapsed
US
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Disc brake with compensation, anti-skid control, and fail-safe system
Assignee: Individual
•
Filing: 1967-01-03
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Granted: 1968-10-01
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Expires: 1987-01-03
Abstract
No abstract record available.
Inventors
- 👤 Edward A Rockwell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 18:11
CPC Classifications
B; B60; B60T; B60T11/00; B60T11/10; B60T11/16; B60T11/20; B60T11/203; B60T11/24; B60T17/00; B60T17/18; B60T17/22; B60T7/00; B60T7/02; B60T7/04; B60T7/045; B60T8/00; B60T8/32; B60T8/34; F; F16; F16D; F16D55/00; F16D55/24; F16D55/26; F16D55/28; F16D55/32; F16D65/00; F16D65/38; F16D65/40; F16D65/52; F16D65/54; F16D2055/0004; F16D2055/0058; F16D2127/00; F16D2127/08; F16D2127/10; Y; Y10; Y10T; Y10T74/00; Y10T74/20; Y10T74/20576; Y10T74/20636; Y10T74/20714; Y10T74/20726
Claims Analysis
Total Claims: 0
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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) | 1971-10-01 | 1972-04-01 | 1972-10-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-10-01 | 1976-04-01 | 1976-10-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-10-01 | 1980-04-01 | 1980-10-01 | $7700.00 | Window Closed / Lapsed |