Patent US2706175A successfully refreshed from Google Patents.
US2706175A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for electroplating the inner surface of a tubular article
Assignee: Electro Metal Hardening Co S A Tanger
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Filing: 1950-03-08
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Granted: 1955-04-12
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Expires: 1970-03-08
Abstract
No abstract record available.
Inventors
- 👤 Licharz Carl Elmar
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 19:20
CPC Classifications
C; C25; C25D; C25D7/00; C25D7/04; C25D5/00; C25D5/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
183 words
AN ARRANGEMENT FOR ELECTROPLATING THE INNER SURFACE OF A TUBULAR ARTICLE, COMPRISING IN COMBINATION: A HOLLOW ANODE HAVING A CLOSED END AND AN OPEN END FOR CONNECTION WITH THE ELECTROLYTE SUPPLYING MEANS, FIRST END WALL MEANS HAVING ITS MAJOR SURFACE TRANSVERSE TO THE LONGITUDINAL AXIS OF SAID ANODE AND BEING CONNECTED TO SAID ANODE ADJACENT SAID CLOSED END THEREOF, SECOND END WALL MEANS HAVING ITS MAJOR SURFACE TRANSVERSE TO THE LONGITUDINAL AXIS OF SAID ANODE AND BEING CONNECTED TO SAID ANODE ADJACENT SAID OPEN END THEREOF, SAID FIRST AND SAID SECOND END WALL MEANS BEING ARRANGED TO RECEIVE THEREBETWEEN THE TUBULAR ARTICLE TO BE ELECTROPLATED AND TIGHTLY CLOSING THE OPEN ENDS OF SAID ARTICLE SO AS TO FORM WITH SAID TUBULAR ARTICLE AND SAID ANODE A CHAMBER FOR RECEIVING AN ELECTROLYTE FROM THE INTERIOR OF SAID ANODE, SAID ANODE HAVING A SMOOTH OUTER WALL AND BEING PROVIDED WITH PASSAGE MEANS INTERMEDIATE SAID FIRST AND SECOND END WALL MEANS AND ARRANGED ONLY IN SUBSTANTIAL PROXIMITY TO SAID FIRST END WALL MEANS AND EXTENDING FROM THE INSIDE OF SAID ANODE TO THE OUTSIDE THEREOF FOR
Claim 2
Dependent Claim
183 words
AN ARRANGEMENT FOR ELECTROPLATING THE INNER SURFACE OF A TUBULAR ARTICLE, COMPRISING IN COMBINATION: A HOLLOW ANODE HAVING A CLOSED END AND AN OPEN END FOR CONNECTION WITH THE ELECTROLYTE SUPPLYING MEANS, FIRST END WALL MEANS HAVING ITS MAJOR SURFACE TRANSVERSE TO THE LONGITUDINAL AXIS OF SAID ANODE AND BEING CONNECTED TO SAID ANODE ADJACENT SAID CLOSED END THEREOF, SECOND END WALL MEANS HAVING ITS MAJOR SURFACE TRANSVERSE TO THE LONGITUDINAL AXIS OF SAID ANODE AND BEING CONNECTED TO SAID ANODE ADJACENT SAID OPEN END THEREOF, SAID FIRST AND SAID SECOND END WALL MEANS BEING ARRANGED TO RECEIVE THEREBETWEEN THE TUBULAR ARTICLE TO BE ELECTROPLATED AND TIGHTLY CLOSING THE OPEN ENDS OF SAID ARTICLE SO AS TO FORM WITH SAID TUBULAR ARTICLE AND SAID ANODE A CHAMBER FOR RECEIVING AN ELECTROLYTE FROM THE INTERIOR OF SAID ANODE, SAID ANODE HAVING A SMOOTH OUTER WALL AND BEING PROVIDED WITH PASSAGE MEANS INTERMEDIATE SAID FIRST AND SECOND END WALL MEANS AND ARRANGED ONLY IN SUBSTANTIAL PROXIMITY TO SAID FIRST END WALL MEANS AND EXTENDING FROM THE INSIDE OF SAID ANODE TO THE OUTSIDE THEREOF FOR
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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) | 1958-04-11 | 1958-10-11 | 1959-04-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-04-11 | 1962-10-11 | 1963-04-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-04-11 | 1966-10-11 | 1967-04-12 | $7700.00 | Window Closed / Lapsed |