US3488159A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Jet-pulsed liquid-liquid extraction column
Assignee: United States Atomic Energy Commission
•
Filing: 1969-05-06
•
Granted: 1970-01-06
•
Expires: 1989-05-06
Abstract
No abstract record available.
Inventors
- 👤 Joon S Moon
- 👤 Theodore Vermeulen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 06:26
CPC Classifications
B; B01; B01D; B01D11/00; B01D11/04; B01D11/0426; B01D11/0438
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1509686A
Cited
US2011186A
Cited
US2629654A
Cited
US2729550A
Cited
US2765913A
Cited
US2985637A
Cited
US2927006A
Cited
US3174832A
Cited
US3226092A
Cited
US3390402A
Cited
US3330535A
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 |