US3386811A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Preparation of an actinide metal monocarbide from an oxide thereof
Assignee: Boeing North American Inc
•
Filing: 1966-06-03
•
Granted: 1968-06-04
•
Expires: 1986-06-03
Abstract
No abstract record available.
Inventors
- 👤 Lloyd A Hanson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 08:17
CPC Classifications
C; C01; C01B; C01B32/00; C01B32/90; C01B32/914; C01B32/928; C01P; C01P2006/00; C01P2006/10; C01P2006/60; C01P2006/80
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US3046090A
Cited
US3250588A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-06-04 | 1971-12-04 | 1972-06-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-06-04 | 1975-12-04 | 1976-06-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-06-04 | 1979-12-04 | 1980-06-04 | $7700.00 | Window Closed / Lapsed |