US2761462A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flow divider
Assignee: Northrop Grumman Space and Mission Systems Corp
•
Filing: 1950-09-20
•
Granted: 1956-09-04
•
Expires: 1970-09-20
Abstract
No abstract record available.
Inventors
- 👤 Snyder Jacob Rush
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 14:09
CPC Classifications
G; G05; G05D; G05D11/00; G05D11/02; Y; Y10; Y10T; Y10T137/00; Y10T137/2496; Y10T137/2514; Y10T137/2521; Y10T137/2524; Y10T137/7722; Y10T137/7781; Y10T137/7784; Y10T137/7787; Y10T137/7788; Y10T137/7837; Y10T137/7904; Y10T137/7922; Y10T137/7927; Y10T137/8593; Y10T137/86493; Y10T137/86718; Y10T137/86759
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2138446A
Cited
US1470057A
Cited
US1883571A
Cited
US1861674A
Cited
US1991032A
Cited
US1872157A
Cited
US1936975A
Cited
US2025545A
Cited
US2044629A
Cited
US2069364A
Cited
US2062584A
Cited
US2242002A
Cited
US2214290A
Cited
US2239116A
Cited
US2252924A
Cited
GB577132A
Cited
US2291229A
Cited
US2294568A
Cited
US2347351A
Cited
US2430264A
Cited
US2606066A
Cited
US2638912A
Cited
US2662541A
Cited
US2643663A
Cited
US2621718A
Cited
US2656848A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-09-04 | 1960-03-05 | 1960-09-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-09-04 | 1964-03-05 | 1964-09-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-09-04 | 1968-03-05 | 1968-09-04 | $7700.00 | Window Closed / Lapsed |