US3424667A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for electroplating apertured and irregularly shaped substrates
Assignee: AT&T Inc
•
Filing: 1966-04-05
•
Granted: 1969-01-28
•
Expires: 1986-04-05
Abstract
No abstract record available.
Inventors
- 👤 Gerard A Frank
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 16:50
CPC Classifications
C; C25; C25D; C25D5/00; C25D5/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
80 words
IN AN APPARATUS FOR ELECTROPLATING AN ARTICLE HAVING APERTURES THERETROUGH: A TANK FOR SUPPORTING SAID ARTICLE IMMERSED IN IN ELECTROLYTE, A PAIR OF ANODES OF PLATING MATERIAL IMMERSED IN SAID TANK ON OPPOSITE SIDES OF SAID ARTICLE, MEANS FOR APPLYING PLATING ENERGY THROUGH SAID ANODES, SAID ELECTROLYTE, AND SAID ARTICLE, MEANS PERIODICALLY OPERATED FOR CYCLICALLY FORCING SAID ELECTROLYTE BACK AND FORTH THROUGH THE APERTURES IN SAID ARTICLE AT A FIRST RATE SUFFICIENT TO OBTAIN A PLATING OF THE ARTICLE, AND
Claim 2
Dependent Claim
80 words
IN AN APPARATUS FOR ELECTROPLATING AN ARTICLE HAVING APERTURES THERETROUGH: A TANK FOR SUPPORTING SAID ARTICLE IMMERSED IN IN ELECTROLYTE, A PAIR OF ANODES OF PLATING MATERIAL IMMERSED IN SAID TANK ON OPPOSITE SIDES OF SAID ARTICLE, MEANS FOR APPLYING PLATING ENERGY THROUGH SAID ANODES, SAID ELECTROLYTE, AND SAID ARTICLE, MEANS PERIODICALLY OPERATED FOR CYCLICALLY FORCING SAID ELECTROLYTE BACK AND FORTH THROUGH THE APERTURES IN SAID ARTICLE AT A FIRST RATE SUFFICIENT TO OBTAIN A PLATING OF THE ARTICLE, AND
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) | 1972-01-28 | 1972-07-29 | 1973-01-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-01-28 | 1976-07-29 | 1977-01-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-01-28 | 1980-07-29 | 1981-01-28 | $7700.00 | Window Closed / Lapsed |