Patent US2466796A successfully refreshed from Google Patents.
US2466796A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydraulic control system
Assignee: Lockheed Martin Corp
•
Filing: 1944-11-22
•
Granted: 1949-04-12
•
Expires: 1964-11-22
Abstract
No abstract record available.
Inventors
- 👤 Crot Andre
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 12:22
CPC Classifications
F; F16; F16C; F16C1/00; F16C1/10; F16C1/12; F16C1/18; B; B64; B64C; B64C13/00; B64C13/24; F15; F15B; F15B9/00; F15B9/02; F15B9/08; F15B9/12; F16C2326/00; F16C2326/43
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US439763A
Cited
US525693A
Cited
US526930A
Cited
GB189605430A
Cited
US1065323A
Cited
US1119324A
Cited
US1272459A
Cited
US1742946A
Cited
US1906222A
Cited
US2159142A
Cited
US2388581A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-04-11 | 1952-10-11 | 1953-04-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-04-11 | 1956-10-11 | 1957-04-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-04-11 | 1960-10-11 | 1961-04-12 | $7700.00 | Window Closed / Lapsed |