US3374157A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrolyte for the electrodeposition of technetium
Assignee: United States Atomic Energy Commission
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Filing: 1965-05-21
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Granted: 1968-03-19
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Expires: 1985-05-21
Abstract
No abstract record available.
Inventors
- 👤 Willard D Box
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 15:44
CPC Classifications
C; C25; C25D; C25D3/00; C25D3/02; C25D3/54
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
70 words
AN ELECTROLYTIC PLATING BATH FOR TECHNETIUM COMPRISING AN AQUEOUS SOLUTION OF SULFURIC ACID CONTAINING TECHNETIUM AS PERTECHNETATE ION, AND A STABILIZING AMOUNT OF A POLYCARBOXYLIC ACID SELECTED FROM THE GROUP CONSISTING OF OXALIC, GLUATRIC, MALONIC, SUCCINIC, TARTARIC, AND CITRIC ACIDS AND AMMONIUM SALTS THEREOF, SUFFICIENT TO PREVENT REDUCTION OF THE PERTECHNETATE IN SOLUTION TO A LOWER OXIDATION STATE, SAID BATH HAVING A PH IN THE RANGE OF 1 TO 2.
Claim 2
Dependent Claim
70 words
AN ELECTROLYTIC PLATING BATH FOR TECHNETIUM COMPRISING AN AQUEOUS SOLUTION OF SULFURIC ACID CONTAINING TECHNETIUM AS PERTECHNETATE ION, AND A STABILIZING AMOUNT OF A POLYCARBOXYLIC ACID SELECTED FROM THE GROUP CONSISTING OF OXALIC, GLUATRIC, MALONIC, SUCCINIC, TARTARIC, AND CITRIC ACIDS AND AMMONIUM SALTS THEREOF, SUFFICIENT TO PREVENT REDUCTION OF THE PERTECHNETATE IN SOLUTION TO A LOWER OXIDATION STATE, SAID BATH HAVING A PH IN THE RANGE OF 1 TO 2.
References Cited (Backward Citations)
US2497725A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-03-19 | 1971-09-18 | 1972-03-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-03-19 | 1975-09-18 | 1976-03-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-03-19 | 1979-09-18 | 1980-03-19 | $7700.00 | Window Closed / Lapsed |