US3466009A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Valve stem retainer and lock assembly
Assignee: Northrop Grumman Space and Mission Systems Corp
•
Filing: 1966-10-05
•
Granted: 1969-09-09
•
Expires: 1986-10-05
Abstract
No abstract record available.
Inventors
- 👤 William S Giles
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 13:25
CPC Classifications
F; F01; F01L; F01L3/00; F01L3/10; Y; Y10; Y10T; Y10T403/00; Y10T403/70; Y10T403/7047; Y10T403/7051; Y10T403/7052; Y10T403/7054
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1393348A
Cited
US1573048A
Cited
US1761925A
Cited
US1965718A
Cited
US2705486A
Cited
US2820442A
Cited
US2789458A
Cited
US3273856A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-09-08 | 1973-03-10 | 1973-09-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-09-08 | 1977-03-10 | 1977-09-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-09-08 | 1981-03-10 | 1981-09-09 | $7700.00 | Window Closed / Lapsed |