US2526951A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of electrolytic polishing
Assignee: American Steel and Wire Company of New Jersey
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Filing: 1947-02-28
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Granted: 1950-10-24
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Expires: 1967-02-28
Abstract
No abstract record available.
Inventors
- 👤 Jr John M Kiefer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 23:16
CPC Classifications
C; C25; C25F; C25F3/00; C25F3/16; C25F3/22; C25F3/24; C25F7/00; Y; Y10; Y10S; Y10S204/00; Y10S204/07
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
72 words
THE METHOD OF ELECTROLYTICALLY POLISHING METAL SPECIMENS WHICH COMPRISES SUSPENDING THE SPECIMEN A SLIGHT DISTANCE ABOVE THE TOP OF THE ELECTROLYTE, AGITATING THE ELECTROLYTE TO CAUSE IT TO WASH ACROSS THE BOTTOM SURFACE OF THE SPECIMEN TO POLISH SAID BOTTOM SURFACE WHILE MAINTAINING THE MEAN LEVEL OF SAID ELECTROLYTE A SHORT DISTANCE BELOW THE SAID BOTTOM SURFACE, AND PASSING CURRENT THROUGH THE ELECTROLYTE DURING SAID AGITATION WITH THE SPECIMEN BEING THE ANODE.
Claim 2
Independent Claim
72 words
THE METHOD OF ELECTROLYTICALLY POLISHING METAL SPECIMENS WHICH COMPRISES SUSPENDING THE SPECIMEN A SLIGHT DISTANCE ABOVE THE TOP OF THE ELECTROLYTE, AGITATING THE ELECTROLYTE TO CAUSE IT TO WASH ACROSS THE BOTTOM SURFACE OF THE SPECIMEN TO POLISH SAID BOTTOM SURFACE WHILE MAINTAINING THE MEAN LEVEL OF SAID ELECTROLYTE A SHORT DISTANCE BELOW THE SAID BOTTOM SURFACE, AND PASSING CURRENT THROUGH THE ELECTROLYTE DURING SAID AGITATION WITH THE SPECIMEN BEING THE ANODE.
References Cited (Backward Citations)
US1242695A
Cited
US1800947A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-10-23 | 1954-04-24 | 1954-10-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-10-23 | 1958-04-24 | 1958-10-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-10-23 | 1962-04-24 | 1962-10-24 | $7700.00 | Window Closed / Lapsed |