US3018161A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Removal of ruthenium and cesium
Assignee: Atomic Energy of Canada Ltd AECL
•
Filing: 1958-11-25
•
Granted: 1962-01-23
•
Expires: 1978-11-25
Abstract
No abstract record available.
Inventors
- 👤 Woodland E Erlebach
- 👤 Danny T Nishimura
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 20:27
CPC Classifications
C; C01; C01D; C01D17/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
15 words
THE METHOD OF REMOVING RADIOACTIVE RUTHENIUM AND CESIUM ELEMENTS FROM GASES CONTAINING THEM WHICH COM-
Claim 2
Independent Claim
15 words
THE METHOD OF REMOVING RADIOACTIVE RUTHENIUM AND CESIUM ELEMENTS FROM GASES CONTAINING THEM WHICH COM-
References Cited (Backward Citations)
GB191203244A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-01-22 | 1965-07-24 | 1966-01-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-01-22 | 1969-07-24 | 1970-01-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-01-22 | 1973-07-24 | 1974-01-23 | $7700.00 | Window Closed / Lapsed |