US3582477A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Selective electroplating method
Assignee: Individual
•
Filing: 1969-02-20
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Granted: 1971-06-01
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Expires: 1989-02-20
Abstract
Abstract A METHOD OF SELECTIVELY PLATING A LAYER OF METAL FROM A SOLUTION OF ELECTROLYTE ONTO PREDETERMINED AREAS OF AN ELECTRICALLY CONDUCTIVE MEMBER WHICH FUNCTIONS AS A CATHODE. A FORMED, CATHODIC, AND ELECTRICALLY CONDUCTIVE MASTER IS PLACED ON THE SURFACE OF THE MEMBER TO BE SELECTIVELY PLATED, THE MASTER HAVING EXPOSED PORTIONS CORRESPONDING TO THE AREAS TO BE SELECTIVELY PLATED. AN ANODE IS SPACED FROM THE MASTER AND THE CATHODE AND AN ELECTRIC PLATING CURRENT IS APPLIED BETWEEN THE CATHODE AND THE ANODE SO THAT THE SELECTED AREAS ARE PLATED.
Inventors
- 👤 Paul Gelb
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 17:48
CPC Classifications
C; C25; C25D; C25D5/00; C25D5/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-05-31 | 1974-11-30 | 1975-06-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-05-31 | 1978-11-30 | 1979-06-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-05-31 | 1982-11-30 | 1983-06-01 | $7700.00 | Window Closed / Lapsed |