US3490343A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydraulic disk brakes
Assignee: Dayton Steel Foundry Co
•
Filing: 1967-10-12
•
Granted: 1970-01-20
•
Expires: 1987-10-12
Abstract
No abstract record available.
Inventors
- 👤 Carlos P Afanador
- 👤 Russell E Rike
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 07:18
CPC Classifications
F; F16; F16J; F16J15/00; F16J15/50; F16J15/52; F16D; F16D65/00; F16D65/14; F16D65/16; F16D65/18; F16D65/78; F16D65/84; F16D2065/785; F16D2121/00; F16D2121/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2405093A
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USRE24870E
Cited
US2992027A
Cited
GB953323A
Cited
US3143927A
Cited
DE1223633B
Cited
US3369411A
Cited
US3331473A
Cited
US3346076A
Cited
US3346075A
Cited
US3381591A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-01-19 | 1973-07-21 | 1974-01-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-01-19 | 1977-07-21 | 1978-01-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-01-19 | 1981-07-21 | 1982-01-20 | $7700.00 | Window Closed / Lapsed |