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US2850878A
Expired / Lapsed
US
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Power steering and accessory system
Assignee: Northrop Grumman Space and Mission Systems Corp
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Filing: 1956-03-23
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Granted: 1958-09-09
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Expires: 1976-03-23
Abstract
No abstract record available.
Inventors
- 👤 Achilles C Sampietro
- 👤 Jr James R Jeromson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 22:45
CPC Classifications
B; B62; B62D; B62D5/00; B62D5/06; B62D5/07
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2213271A
Cited
US2363179A
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US2559065A
Cited
US2737196A
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US2674092A
Cited
US2708344A
Cited
US2799995A
Cited
US2818711A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-09-08 | 1962-03-10 | 1962-09-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-09-08 | 1966-03-10 | 1966-09-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-09-08 | 1970-03-10 | 1970-09-09 | $7700.00 | Window Closed / Lapsed |