US3055456A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydraulic brake
Assignee: Aerojet Rocketdyne Holdings Inc
•
Filing: 1960-02-16
•
Granted: 1962-09-25
•
Expires: 1980-02-16
Abstract
No abstract record available.
Inventors
- 👤 Paul O Pfeiffer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 19:49
CPC Classifications
F; F16; F16D; F16D66/00; F16D66/02; F16D65/00; F16D65/38; F16D65/72; F16D65/74
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2638750A
Cited
GB805206A
Cited
US2817421A
Cited
US2817419A
Cited
US2928246A
Cited
US3004390A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-09-24 | 1966-03-26 | 1966-09-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-09-24 | 1970-03-26 | 1970-09-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-09-24 | 1974-03-26 | 1974-09-25 | $7700.00 | Window Closed / Lapsed |