Patent US2358956A successfully refreshed from Google Patents.
US3487916A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and means for removal of radioactive contaminants
Assignee: Collo Rheincollodium Koeln GmbH
•
Filing: 1966-05-31
•
Granted: 1970-01-06
•
Expires: 1986-05-31
Abstract
No abstract record available.
Inventors
- 👤 Rolf Moroni
- 👤 Friedrich Karl Rinck
- 👤 Peter Kisteneich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 00:25
CPC Classifications
G; G21; G21F; G21F9/00; G21F9/001
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2621355A
Cited
US1553775A
Cited
US1989201A
Cited
US2076604A
Cited
US2855269A
Cited
US2613011A
Cited
GB763547A
Cited
US3002937A
Cited
US3047434A
Cited
US3063873A
Cited
US3088158A
Cited
US3149364A
Cited
US3283357A
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 |