US3446171A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Nuclear reactor containment system
Assignee: Westinghouse Electric Corp
•
Filing: 1966-11-22
•
Granted: 1969-05-27
•
Expires: 1986-11-22
Abstract
No abstract record available.
Inventors
- 👤 Robert Panoff
- 👤 Theodore Rockwell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 17:28
CPC Classifications
G; G21; G21C; G21C13/00; G21C13/10; B; B63; B63B; B63B3/00; B63B3/14; B63B3/70; B63H; B63H21/00; B63H21/18; B63H21/36; G21C9/00; G21C9/004; G21C9/012; Y; Y02; Y02E; Y02E30/00; Y02E30/30; Y02T; Y02T70/00; Y02T70/50
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-05-26 | 1972-11-25 | 1973-05-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-05-26 | 1976-11-25 | 1977-05-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-05-26 | 1980-11-25 | 1981-05-27 | $7700.00 | Window Closed / Lapsed |