US2849888A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Power steering apparatus
Assignee: Northrop Grumman Space and Mission Systems Corp
•
Filing: 1954-08-23
•
Granted: 1958-09-02
•
Expires: 1974-08-23
Abstract
No abstract record available.
Inventors
- 👤 Edward J Herbenar
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 05:21
CPC Classifications
B; B62; B62D; B62D5/00; B62D5/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1914267A
Cited
US2053272A
Cited
US2081954A
Cited
US2061120A
Cited
US2213271A
Cited
US2362930A
Cited
US2583407A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-09-01 | 1962-03-03 | 1962-09-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-09-01 | 1966-03-03 | 1966-09-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-09-01 | 1970-03-03 | 1970-09-02 | $7700.00 | Window Closed / Lapsed |