US3700482A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Uranium surface preparation for electroless nickel plating
Assignee: United States Atomic Energy Commission
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Filing: 1970-12-01
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Granted: 1972-10-24
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Expires: 1990-12-01
Abstract
Abstract THE QUALITY OF NICKEL PLATING APPLIED TO URANIUM BODIES BY THE ELECTROLESS PLATING PROCESS IS SUBSTANTIALLY IMPROVED IF, AFTER DEGREASING, PICKLING AND ETCHING, THE URANIUM BODIES ARE TREATED WITH A SATURATED SOLUTION OF PALLADIUM CHLORIDE OR A HOT SOLUTION OF TETRASODIUM PYROPHOSPHATE AND RINSED BEFORE IMMERSION IN THE ELECTROLESS NICKEL PLATING SOLUTION.
Inventors
- 👤 Germaine F Jacky
- 👤 Richard D Ehrlich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 01:33
CPC Classifications
C; C23; C23C; C23C18/00; C23C18/16; C23C18/31; C23C18/32; C23C18/34; C23C18/36; C23C18/18; C23C18/1803; C23C18/1824; C23C18/1837; C23C18/1844; C23C18/1848
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1975-10-24 | 1976-04-24 | 1976-10-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-10-24 | 1980-04-24 | 1980-10-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-10-24 | 1984-04-24 | 1984-10-24 | $7700.00 | Window Closed / Lapsed |