Patent US3055812A successfully refreshed from Google Patents.
US3055812A
Expired / Lapsed
US
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Electrolytic treatment of surfaces
Assignee: Nyby Bruk AB
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Filing: 1960-10-10
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Granted: 1962-09-25
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Expires: 1980-10-10
Abstract
No abstract record available.
Inventors
- 👤 Andersson Bengt Ivar
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 02:24
CPC Classifications
C; C25; C25D; C25D7/00; C25D7/06; C25D7/0614; C25D7/04; C25D5/00; C25D5/04; C25F; C25F3/00; C25F3/16; C25F7/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
124 words
A METHOD OF ELECTROLYTICALLY TREATING THE SURFACE OF A METAL OBJECT, IN WHICH THE METAL OBJECT COUPLED AS AN ANODE AND A BODY COUPLED AS A CATHODE ARE MOVED RELATIVE TO EACH OTHER AND THE ELECTROLYTE IS DIRECTED TO FLOW THROUGH THE SPACE BETWEEN ANODE AND CATHODE, CHARACTERISED IN THAT SAID METAL OBJECT IS DISPOSED SUBSTANTIALLY VERTICALLY INTHE ELECTROLYTE BATH, IN THAT THE CATHODE BODY IS MOVED IN AN UPWARD DIRECTION RELATIVE TO SAID METAL OBJECT, IN THAT THE CATHODE BODY IS SO PLACED IN RELATION TO THE METAL OBJECT THAT THE SPACE BETWEEN THEM WIDENS IN THE DIRECTION OF MOVEMENT OF THE CATHODE BODY AND THAT THE ELECTROLYTE IS BROUGHT TO FLOW UPWARDLY IN THE SPACE BETWEEN SAID METAL AND SAID CATHODE BODY.
Claim 2
Independent Claim
124 words
A METHOD OF ELECTROLYTICALLY TREATING THE SURFACE OF A METAL OBJECT, IN WHICH THE METAL OBJECT COUPLED AS AN ANODE AND A BODY COUPLED AS A CATHODE ARE MOVED RELATIVE TO EACH OTHER AND THE ELECTROLYTE IS DIRECTED TO FLOW THROUGH THE SPACE BETWEEN ANODE AND CATHODE, CHARACTERISED IN THAT SAID METAL OBJECT IS DISPOSED SUBSTANTIALLY VERTICALLY INTHE ELECTROLYTE BATH, IN THAT THE CATHODE BODY IS MOVED IN AN UPWARD DIRECTION RELATIVE TO SAID METAL OBJECT, IN THAT THE CATHODE BODY IS SO PLACED IN RELATION TO THE METAL OBJECT THAT THE SPACE BETWEEN THEM WIDENS IN THE DIRECTION OF MOVEMENT OF THE CATHODE BODY AND THAT THE ELECTROLYTE IS BROUGHT TO FLOW UPWARDLY IN THE SPACE BETWEEN SAID METAL AND SAID CATHODE BODY.
References Cited (Backward Citations)
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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) | 1965-09-24 | 1966-03-26 | 1966-09-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-09-24 | 1970-03-26 | 1970-09-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-09-24 | 1974-03-26 | 1974-09-25 | $7700.00 | Window Closed / Lapsed |