US2689215A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for plating pipe
Assignee: Individual
•
Filing: 1949-07-13
•
Granted: 1954-09-14
•
Expires: 1969-07-13
Abstract
No abstract record available.
Inventors
- 👤 Siegfried G Bart
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 16:53
CPC Classifications
C; C25; C25D; C25D7/00; C25D7/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
134 words
IN AN ELECTROLYTIC CELL FOR ELECTROPLATING THE BORES OF PIPES WHEN ROTATING ABOUT THEIR OWN AXES AND HORIZONTALLY DISPOSED, THE COMBINATION OF A PIPE TO BE PLATED FORMING THE CATHODE ELEMENT OF A CELL, A PLATING HEAD INTO WHICH AN END OF THE PIPE PROJECTS AND WHICH HEAD INCLUDES A CLOSURE PLATE FIXED IN SPACE, A HOLLOW ANODE CONSTRUCTION OF SQUIRREL-CAGE TYPE LOCATED IN THE BORE OF THE PIPE, OF MATERIALLY LESS EXTERNAL DIAMETER THAN THE INTERNAL DIAMETER OF THE PIPE AND ROTATABLE ABOUT AN AXIS OFFSET FROM THE AXIS OF ROTATION OF THE PIPE, MEANS FOR MOUNTING THE PIPE WITH ITS AXIS OF ROTATION FIXED IN SPACE, SAID ANODE CONSTRUCTION INCLUDING END MEMBERS, A PLURALITY OF ANODE RODS HAVING THEIR ENDS CARRIED BY THE END MEMBERS AND THE BALANCE OF THE RODS BEING
Claim 2
Dependent Claim
134 words
IN AN ELECTROLYTIC CELL FOR ELECTROPLATING THE BORES OF PIPES WHEN ROTATING ABOUT THEIR OWN AXES AND HORIZONTALLY DISPOSED, THE COMBINATION OF A PIPE TO BE PLATED FORMING THE CATHODE ELEMENT OF A CELL, A PLATING HEAD INTO WHICH AN END OF THE PIPE PROJECTS AND WHICH HEAD INCLUDES A CLOSURE PLATE FIXED IN SPACE, A HOLLOW ANODE CONSTRUCTION OF SQUIRREL-CAGE TYPE LOCATED IN THE BORE OF THE PIPE, OF MATERIALLY LESS EXTERNAL DIAMETER THAN THE INTERNAL DIAMETER OF THE PIPE AND ROTATABLE ABOUT AN AXIS OFFSET FROM THE AXIS OF ROTATION OF THE PIPE, MEANS FOR MOUNTING THE PIPE WITH ITS AXIS OF ROTATION FIXED IN SPACE, SAID ANODE CONSTRUCTION INCLUDING END MEMBERS, A PLURALITY OF ANODE RODS HAVING THEIR ENDS CARRIED BY THE END MEMBERS AND THE BALANCE OF THE RODS BEING
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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) | 1957-09-13 | 1958-03-15 | 1958-09-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-09-13 | 1962-03-15 | 1962-09-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-09-13 | 1966-03-15 | 1966-09-14 | $7700.00 | Window Closed / Lapsed |