US3075911A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cathodic protection anode assembly
Assignee: Engelhard Industries Inc
•
Filing: 1958-12-05
•
Granted: 1963-01-29
•
Expires: 1978-12-05
Abstract
No abstract record available.
Inventors
- 👤 Edward P Anderson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 07:45
CPC Classifications
C; C23; C23F; C23F13/00; C23F13/02; C23F13/06; C23F13/08; C23F13/18; C23F2213/00; C23F2213/30; C23F2213/31; Y; Y10; Y10S; Y10S411/00; Y10S411/915
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
125 words
IN A CATHODIC PROTECTION ANODE ASSEMBLY, THE METAL HULL OF A SHIP, AN INSULATING SHEET SECURED TO SAID HULL, A DIS-SHAPED ANODE MOUNTED ON SAID SHEET, THE SURFACE AREA OF SAID SHEET EXCEEDING THAT OF SAID ANODE TO FORM A CIRCUMFERENTIAL MARGIN; THE ANODE SURFACE, SAID MARGIN AND SAID HULL FORMING A SUBSTANTIALY SMOOTHLY CONTINUING OUTER SURFACE; SAID ANODE HAVING A STEM A TUBULAR PACKING GLAND SECURED IN A BORE IN SAID HULL, THE STEM PROTRUDING INTO SAID GLAND, AT LEAST ONE INSULATING PACKING COMPRESSIBLY MOUNTED AND SUBSTANTIALLY ENCLOSED BETWEEN THE STEM AND THE GLAND''S INNER WALLS, AN ANNULAR JAM NUT THREADABLY ENGAGING THE PROTRUDING STEM PORTION FOR BOTH COMPRESSING SAID PACKING AND FOR FORCING SAD DISC-SHAPED ANODE TOWARD SAID HULL, THE INNER DIAMETER OF
Claim 2
Dependent Claim
125 words
IN A CATHODIC PROTECTION ANODE ASSEMBLY, THE METAL HULL OF A SHIP, AN INSULATING SHEET SECURED TO SAID HULL, A DIS-SHAPED ANODE MOUNTED ON SAID SHEET, THE SURFACE AREA OF SAID SHEET EXCEEDING THAT OF SAID ANODE TO FORM A CIRCUMFERENTIAL MARGIN; THE ANODE SURFACE, SAID MARGIN AND SAID HULL FORMING A SUBSTANTIALY SMOOTHLY CONTINUING OUTER SURFACE; SAID ANODE HAVING A STEM A TUBULAR PACKING GLAND SECURED IN A BORE IN SAID HULL, THE STEM PROTRUDING INTO SAID GLAND, AT LEAST ONE INSULATING PACKING COMPRESSIBLY MOUNTED AND SUBSTANTIALLY ENCLOSED BETWEEN THE STEM AND THE GLAND''S INNER WALLS, AN ANNULAR JAM NUT THREADABLY ENGAGING THE PROTRUDING STEM PORTION FOR BOTH COMPRESSING SAID PACKING AND FOR FORCING SAD DISC-SHAPED ANODE TOWARD SAID HULL, THE INNER DIAMETER OF
References Cited (Backward Citations)
US393072A
Cited
US1506306A
Cited
US1900011A
Cited
US2182051A
Cited
US2235429A
Cited
US2424067A
Cited
US2651672A
Cited
US2652445A
Cited
US2642474A
Cited
US2771259A
Cited
US2776940A
Cited
US2776941A
Cited
US2910419A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-01-28 | 1966-07-30 | 1967-01-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-28 | 1970-07-30 | 1971-01-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-28 | 1974-07-30 | 1975-01-29 | $7700.00 | Window Closed / Lapsed |