Patent US2850448A successfully refreshed from Google Patents.
US2850448A
Expired / Lapsed
US
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Apparatus for electrolytically pointing wire
Assignee: United States Steel Corp
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Filing: 1955-02-18
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Granted: 1958-09-02
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Expires: 1975-02-18
Abstract
No abstract record available.
Inventors
- 👤 Charles D Stricker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 15:28
CPC Classifications
C; C25; C25F; C25F7/00
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
124 words
AN APPARATUS FOR FORMING A POINT ON THE END PORTION OF A WIRE COMPRISING A VESSEL ADAPTED TO CONTAIN ELECTROLYTE TO A PREDETERMINED LEVEL, A CATHODE SUPPORTED IN SAID VESSEL AND HAVING A SHORT LENGTH CYLINDRICAL SHELL PORTION AT ITS LOWER END AND AN INVERTED FRUSTO-CONICAL SHELL PORTION THEREABOVE, SUPPORT MEANS OF ELECTRIC INSULATION INTERNALLY OF SAID CATHODE, A VERTICALLY EXTENDING ANODE RACK CARRIED BY SAID SUPPORT MEANS, LOWER AND UPPER VERTICALLY SPACED CONTACT ARMS CARRIED BY SAID RACK, SAID LOWER ARM BEING LOCATED WITHIN THE CYLINDRICAL PORTION OF SAID CATHODE, SAID UPPER ARM BEING LOCATED ABOVE SAID CATHODE, BOTH SAID ARMS BEING WITHIN THE VESSEL, SAID ARMS BEING ADAPTED TO SUPPORT A WIRE ALONG THE CENTRAL AXIS OF SAID CATHODE AND CONDUCT ELECTRIC
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) | 1961-09-01 | 1962-03-03 | 1962-09-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-09-01 | 1966-03-03 | 1966-09-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-09-01 | 1970-03-03 | 1970-09-02 | $7700.00 | Window Closed / Lapsed |