US2870079A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cathodic protection of metal structures
Assignee: Texaco Inc
•
Filing: 1954-11-16
•
Granted: 1959-01-20
•
Expires: 1974-11-16
Abstract
No abstract record available.
Inventors
- 👤 Richard H Mccall
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 06:39
CPC Classifications
E; E02; E02B; E02B17/00; E02B17/0017; E02B17/0026; C; C23; C23F; C23F13/00; C23F13/02; C23F13/06; C23F13/08; C23F13/18; C23F13/20; C23F2213/00; C23F2213/30; C23F2213/31
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
174 words
AN ANODE UNIT FOR CATHODICALLY PROTECTING FROM CORROSION A STRUCTURE OF FERROUS METAL LOCATED IN WATER, SAID UNIT COMPRISING AN ANODE BODY, SAID ANODE BODY BEING COMPOSED OF METAL SELECTED FROM A GROUP CONSISTING OF ALUMINUM, MAGNESIUM, ZINC AND ALLOY MIXTURES THEREOF; AN ELONGATED CHAIN BEING COMPOSED OF FERROUS METAL HAVING A PART THEREOF INTEGRALLY CAST WITHIN SAID ANODE BODY AND EXTENDING FROM OPPOSITE SIDES OF SAID ANODE BODY AS A FLEXIBLE SUPPORTING MEMBER, EACH OF THE OPPOSITE ENDS OF SAID CHAIN CARRYING A SNAP-HOOK COUPLING MEMBER FOR CONNECTING SAID ANODE UNIT TO AN ADJOINING MEMBER, SAID SNAP-HOOK COUPLING MEMBER BEING COMPOSED OF METAL HAVING A CONTINUOUS LAYER OF BRONZE BRAZED THEREON; AN ELONGATED CONDUCTOR WIRE CO-EXTENSIVELY EXTENDING THE LENGTH OF SAID CHAIN IN SUBSTANTIAL PARALLEL RELATIONSHIP THERETO AND HAVING A PART THEREOF INTEGRALLY CAST WITHIN SAID ANODE BODY, EACH OF THE OPPOSITE ENDS OF SAID CONDUCTOR WIRE BEING BRAZED TO SAID SNAP-HOOK COUPLING MEMBER ADJACENT THERETO, SAID CONDUCTOR WIRE BEING COMPOSED OF METAL SELECTED FROM THE GROUP CONSISTING OF ALUMINUM, COPPER AND SILVER.
Claim 2
Dependent Claim
174 words
AN ANODE UNIT FOR CATHODICALLY PROTECTING FROM CORROSION A STRUCTURE OF FERROUS METAL LOCATED IN WATER, SAID UNIT COMPRISING AN ANODE BODY, SAID ANODE BODY BEING COMPOSED OF METAL SELECTED FROM A GROUP CONSISTING OF ALUMINUM, MAGNESIUM, ZINC AND ALLOY MIXTURES THEREOF; AN ELONGATED CHAIN BEING COMPOSED OF FERROUS METAL HAVING A PART THEREOF INTEGRALLY CAST WITHIN SAID ANODE BODY AND EXTENDING FROM OPPOSITE SIDES OF SAID ANODE BODY AS A FLEXIBLE SUPPORTING MEMBER, EACH OF THE OPPOSITE ENDS OF SAID CHAIN CARRYING A SNAP-HOOK COUPLING MEMBER FOR CONNECTING SAID ANODE UNIT TO AN ADJOINING MEMBER, SAID SNAP-HOOK COUPLING MEMBER BEING COMPOSED OF METAL HAVING A CONTINUOUS LAYER OF BRONZE BRAZED THEREON; AN ELONGATED CONDUCTOR WIRE CO-EXTENSIVELY EXTENDING THE LENGTH OF SAID CHAIN IN SUBSTANTIAL PARALLEL RELATIONSHIP THERETO AND HAVING A PART THEREOF INTEGRALLY CAST WITHIN SAID ANODE BODY, EACH OF THE OPPOSITE ENDS OF SAID CONDUCTOR WIRE BEING BRAZED TO SAID SNAP-HOOK COUPLING MEMBER ADJACENT THERETO, SAID CONDUCTOR WIRE BEING COMPOSED OF METAL SELECTED FROM THE GROUP CONSISTING OF ALUMINUM, COPPER AND SILVER.
References Cited (Backward Citations)
US752844A
Cited
GB191317759A
Cited
US1489743A
Cited
US1709523A
Cited
US2444174A
Cited
US2486936A
Cited
US2508171A
Cited
US2571062A
Cited
US2619455A
Cited
US2743227A
Cited
US2763907A
Cited
US2775554A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-01-19 | 1962-07-21 | 1963-01-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-01-19 | 1966-07-21 | 1967-01-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-01-19 | 1970-07-21 | 1971-01-20 | $7700.00 | Window Closed / Lapsed |