Patent US3010891A successfully refreshed from Google Patents.
US3010891A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Trailing anode for cathodic protection systems
Assignee: Engelhard Industries Inc
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Filing: 1959-04-15
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Granted: 1961-11-28
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Expires: 1979-04-15
Abstract
No abstract record available.
Inventors
- 👤 Edward P Anderson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 14:46
CPC Classifications
C; C23; C23F; C23F13/00; C23F13/02; C23F13/06; C23F13/08; C23F13/18; C23F2213/00; C23F2213/30; C23F2213/31
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
149 words
IN A CATHODIC PROTECTION SYSTEM FOR SHIPS, THE HULL OF THE SHIP, POWER SUPPLY MEANS HAVING ITS NEGATIVE TERMINAL CONNECTED TO THE HULL, A TUBULAR ASSEMBLY CONNECTING A POINT ON BOARD THE SHIP WITH A POINT IN THE WATER ADJACENT THE SHIP, A CORROSION RESISTANT METAL WIRE, A WINCH MOUNTED ON THE SHIP FOR STORING A CONTINUOUS SUPPLY OF SAID CORROSION RESISTANT WIRE, THE WIRE PASSING FROM SAID WINCH THROUGH SAID TUBULAR ASSEMBLY AND PROTRUDING THEREFROM INTO THE WATER TO FORM ELECTRICAL CONTACT THEREWITH, THE LOWER END PORTION OF THE TUBULAR ASSEMBLY COMPRISING A FLEXIBLE PORTION TO AVOID BREAKING THE WIRE AT THIS LOCATION, SAID LOWER END PORTION OF THE TUBULAR ASSEMBLY IN CLUDING CLAMPING MEANS FOR RETAINING THE WIRE IN A FIXED POSITION WITH RESPECT TO THE TUBULAR ASSEMBLY, SAID CLAMPING MEANS INCLUDING AT LEAST ONE ELECTRICAL CONTACT SURFACE CONNECTED TO A CONDUCTOR HAVING A CURRENT CARRYING CAPAC-
Claim 2
Dependent Claim
149 words
IN A CATHODIC PROTECTION SYSTEM FOR SHIPS, THE HULL OF THE SHIP, POWER SUPPLY MEANS HAVING ITS NEGATIVE TERMINAL CONNECTED TO THE HULL, A TUBULAR ASSEMBLY CONNECTING A POINT ON BOARD THE SHIP WITH A POINT IN THE WATER ADJACENT THE SHIP, A CORROSION RESISTANT METAL WIRE, A WINCH MOUNTED ON THE SHIP FOR STORING A CONTINUOUS SUPPLY OF SAID CORROSION RESISTANT WIRE, THE WIRE PASSING FROM SAID WINCH THROUGH SAID TUBULAR ASSEMBLY AND PROTRUDING THEREFROM INTO THE WATER TO FORM ELECTRICAL CONTACT THEREWITH, THE LOWER END PORTION OF THE TUBULAR ASSEMBLY COMPRISING A FLEXIBLE PORTION TO AVOID BREAKING THE WIRE AT THIS LOCATION, SAID LOWER END PORTION OF THE TUBULAR ASSEMBLY IN CLUDING CLAMPING MEANS FOR RETAINING THE WIRE IN A FIXED POSITION WITH RESPECT TO THE TUBULAR ASSEMBLY, SAID CLAMPING MEANS INCLUDING AT LEAST ONE ELECTRICAL CONTACT SURFACE CONNECTED TO A CONDUCTOR HAVING A CURRENT CARRYING CAPAC-
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) | 1964-11-27 | 1965-05-29 | 1965-11-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-11-27 | 1969-05-29 | 1969-11-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-11-27 | 1973-05-29 | 1973-11-28 | $7700.00 | Window Closed / Lapsed |