Patent CH79427A successfully refreshed from Google Patents.
US3487971A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cryogenic tank supporting system
Assignee: Ball Corp
•
Filing: 1968-05-01
•
Granted: 1970-01-06
•
Expires: 1988-05-01
Abstract
No abstract record available.
Inventors
- 👤 Jerry B Kirgis
- 👤 James M Lester
- 👤 Lewis L Gay
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 14:18
CPC Classifications
F; F17; F17C; F17C13/00; F17C13/08; F17C13/088; F17C2203/00; F17C2203/01; F17C2203/014
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US956810A
Cited
US1956323A
Cited
US2131792A
Cited
US2184336A
Cited
US2700458A
Cited
US3093260A
Cited
US3043466A
Cited
US3230726A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-01-05 | 1973-07-07 | 1974-01-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-01-05 | 1977-07-07 | 1978-01-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-01-05 | 1981-07-07 | 1982-01-06 | $7700.00 | Window Closed / Lapsed |