US2881119A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Titanium plating
Assignee: Individual
•
Filing: 1954-03-08
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Granted: 1959-04-07
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Expires: 1974-03-08
Abstract
No abstract record available.
Inventors
- 👤 Goldenberg Leo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 16:08
CPC Classifications
C; C25; C25D; C25D3/00; C25D3/66
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
81 words
THE PROCESS OF PLATING A METAL FROM THE GROUP OF TITANIUM AND ZIRCONIUM WHICH COMPRISES PASSING DIRECT CURRENT THROUGH A CELL COMPOSED OF A RELATIVELY OXYGENFREE ANODE MADE OF SAID METAL, A SUBSTANTIALLY OXYGENFREE FUSED SALT ELECTROLYTE, AND A BASIS METAL CATHODE AT PLATING CATHODE CURRENT DENSITIES NOT EXCEEDING 200 AMPERES PER SQUARE FOOT, SAID MOLTEN SALT ELECTROLYTE CONSISTING ESSENTIALLY OF MAGNESIUM CHLORIDE, AND A PLATING TEMPERATURE ABOVE THE ALPHA-BETA TRANSITION POINT OF THE METAL SELECTED FROM SAID GROUP BEING MAINTAINED.
Claim 2
Dependent Claim
81 words
THE PROCESS OF PLATING A METAL FROM THE GROUP OF TITANIUM AND ZIRCONIUM WHICH COMPRISES PASSING DIRECT CURRENT THROUGH A CELL COMPOSED OF A RELATIVELY OXYGENFREE ANODE MADE OF SAID METAL, A SUBSTANTIALLY OXYGENFREE FUSED SALT ELECTROLYTE, AND A BASIS METAL CATHODE AT PLATING CATHODE CURRENT DENSITIES NOT EXCEEDING 200 AMPERES PER SQUARE FOOT, SAID MOLTEN SALT ELECTROLYTE CONSISTING ESSENTIALLY OF MAGNESIUM CHLORIDE, AND A PLATING TEMPERATURE ABOVE THE ALPHA-BETA TRANSITION POINT OF THE METAL SELECTED FROM SAID GROUP BEING MAINTAINED.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-04-06 | 1962-10-06 | 1963-04-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-04-06 | 1966-10-06 | 1967-04-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-04-06 | 1970-10-06 | 1971-04-07 | $7700.00 | Window Closed / Lapsed |