US3048979A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Brake system with electro-hydraulic unit
Assignee: Northrop Grumman Space and Mission Systems Corp
•
Filing: 1960-06-30
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Granted: 1962-08-14
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Expires: 1980-06-30
Abstract
No abstract record available.
Inventors
- 👤 John D Grigsby
- 👤 Jr James R Jeromson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 03:04
CPC Classifications
B; B60; B60T; B60T13/00; B60T13/10; B60T13/58; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19642; Y10T74/19698; Y10T74/19702; Y10T74/19744; Y10T74/19781
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1422705A
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US2338974A
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US2403092A
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US2374909A
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US2493377A
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US2553826A
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US2677239A
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US2748218A
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US2806383A
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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) | 1965-08-13 | 1966-02-12 | 1966-08-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-08-13 | 1970-02-12 | 1970-08-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-08-13 | 1974-02-12 | 1974-08-14 | $7700.00 | Window Closed / Lapsed |