Patent US3071531A successfully refreshed from Google Patents.
US3071531A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cathodic protection system for submerged installations
Assignee: Individual
•
Filing: 1959-02-09
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Granted: 1963-01-01
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Expires: 1979-02-09
Abstract
No abstract record available.
Inventors
- 👤 Jr Harry W Hosford
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 19:42
CPC Classifications
C; C23; C23F; C23F13/00; C23F13/02; C23F13/06; C23F13/08; C23F13/20; C23F13/18; C23F2213/00; C23F2213/30; C23F2213/31; E; E02; E02B; E02B17/00; E02B17/0017; E02B17/0026
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
84 words
IN A CATHODIC PROTECTION SYSTEM FOR A MARITIME INSTALLATION HAVING A PLATFORM SUPPORTED ON SUBMERGED CORRODIBLE METAL PILING, A SERIES OF VERTICALLY EXTENDING ANODES SUSPENDED FROM THE PLATFORM AND SPACED FROM THE PILING, SAID ANODES BEING SUBMERGED BETWEEN THE LOW WATER LINE AND THE BOTTOM BENEATH THE INSTALLATION, SAID ANODES EACH HAVING A CONDUCTOR CONNECTING THE ANODES TO A SOURCE OF DIRECT CURRENT, SAID CONDUCTORS EXTENDING GENERALLY HORIZONTALLY BENEATH THE LEVEL OF THE ANODES AND BEING CONNECTED THERETO SOLELY THROUGH THE LOWERMOST POINTS THEREOF.
Claim 2
Dependent Claim
84 words
IN A CATHODIC PROTECTION SYSTEM FOR A MARITIME INSTALLATION HAVING A PLATFORM SUPPORTED ON SUBMERGED CORRODIBLE METAL PILING, A SERIES OF VERTICALLY EXTENDING ANODES SUSPENDED FROM THE PLATFORM AND SPACED FROM THE PILING, SAID ANODES BEING SUBMERGED BETWEEN THE LOW WATER LINE AND THE BOTTOM BENEATH THE INSTALLATION, SAID ANODES EACH HAVING A CONDUCTOR CONNECTING THE ANODES TO A SOURCE OF DIRECT CURRENT, SAID CONDUCTORS EXTENDING GENERALLY HORIZONTALLY BENEATH THE LEVEL OF THE ANODES AND BEING CONNECTED THERETO SOLELY THROUGH THE LOWERMOST POINTS THEREOF.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-12-31 | 1966-07-02 | 1967-01-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-12-31 | 1970-07-02 | 1971-01-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-12-31 | 1974-07-02 | 1975-01-01 | $7700.00 | Window Closed / Lapsed |