US2874102A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrodes and methods of making same
Assignee: RCA Corp
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Filing: 1953-08-12
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Granted: 1959-02-17
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Expires: 1973-08-12
Abstract
No abstract record available.
Inventors
- 👤 Wainer Eugene
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 22:06
CPC Classifications
H; H01; H01G; H01G9/00; H01G9/0029; H01G9/0032
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
73 words
A METHOD OF MAKING AN ELECTROYTIC ELECTRODE COMPRISING THE STEPS OF ANODICALLY ELECTROLYZING A TITANIUM SURFAE IN A SOLUTION CONSISTING ESSENTIALLY OF SUBSANTIALLY EQUAL PROPORTIONS OF ETHYLENE GLYCOL AND WATER, AND INCLUDING THEREIN 1-15% PHOSPHORIC ACIS BY WEIGHT, AND SUBSEQUENTLY ELECTROLYZING SAID SURFACE IN A SOLUTION CONSISTING ESSENTIALLY OF ABOUT 10% BY WEIGHT OF BORIC ACID AND ABOUT 90% BY WEIGHT OF WATER, THEREBY TO PRODUCE A FILM OF ANATASE UPON SAID SURFASCE.
Claim 2
Independent Claim
73 words
A METHOD OF MAKING AN ELECTROYTIC ELECTRODE COMPRISING THE STEPS OF ANODICALLY ELECTROLYZING A TITANIUM SURFAE IN A SOLUTION CONSISTING ESSENTIALLY OF SUBSANTIALLY EQUAL PROPORTIONS OF ETHYLENE GLYCOL AND WATER, AND INCLUDING THEREIN 1-15% PHOSPHORIC ACIS BY WEIGHT, AND SUBSEQUENTLY ELECTROLYZING SAID SURFACE IN A SOLUTION CONSISTING ESSENTIALLY OF ABOUT 10% BY WEIGHT OF BORIC ACID AND ABOUT 90% BY WEIGHT OF WATER, THEREBY TO PRODUCE A FILM OF ANATASE UPON SAID SURFASCE.
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) | 1962-02-16 | 1962-08-18 | 1963-02-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-02-16 | 1966-08-18 | 1967-02-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-02-16 | 1970-08-18 | 1971-02-17 | $7700.00 | Window Closed / Lapsed |