US2849392A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Voltage control system
Assignee: Udylite Corp
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Filing: 1954-06-01
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Granted: 1958-08-26
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Expires: 1974-06-01
Abstract
No abstract record available.
Inventors
- 👤 Richard C Scott
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 07:33
CPC Classifications
C; C25; C25D; C25D21/00; C25D21/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
148 words
IN AN APPARATUS FOR CHOME PLATING A NICKEL-PLATED WORKPIECE, A TANK, AN ELECTRODE IN SAID TANK, TRANSPORTING MEANS FOR MOVING THE WORKPIECE RELATIVE TO SAID TANK INCLUDING MEANS FOR LOWERING THE WORKPIECE FROM A FULLY EMERSED POSITION TO A FULLY IMMERSED POSITION, FIRST CIRCUIT MEANS EFFECTIVE WHILE THE WORKPIECE IS BEING LOWERED TO SAID FULLY IMMERSED POSITION FOR ESTABLISHING A POTENTIAL DIFFERENCE OF A FIRST PRESELECTED FINITE AMPLITUDE BETWEEN SAID ELECTRODE AND THE WORKPIECE, SECOND CIRCUIT MEANS FOR ESTABLISHING A POTENTIAL DIFFERENCE OF A SECOND AND DIFFERENT PRESELECTED FINITE AMPLITUDE BETWEEN SAID ELECTRODE AND THE WORKPIECE, THIRD CIRCUIT MEANS FOR ESTABLISHING A POTENTIAL DIFFERENCE OF A THIRD AND STILL DIFFERENT PRESELECTED FINITE AMPLITUDE BETWEEN SAID ELECTRODE AND THE WORKPIECE, AND MEANS CONTROLLED BY SAID TRANSPORTING MEANS AND EFFECTIVE AFTER THE WORKPIECE HAS BEEN LOWERED TO SAID FULLY IMMERSED POSITION FOR SUCCESSIVELY ENABLING SAID SECOND AND THIRD CIRCUIT MEANS.
Claim 2
Dependent Claim
148 words
IN AN APPARATUS FOR CHOME PLATING A NICKEL-PLATED WORKPIECE, A TANK, AN ELECTRODE IN SAID TANK, TRANSPORTING MEANS FOR MOVING THE WORKPIECE RELATIVE TO SAID TANK INCLUDING MEANS FOR LOWERING THE WORKPIECE FROM A FULLY EMERSED POSITION TO A FULLY IMMERSED POSITION, FIRST CIRCUIT MEANS EFFECTIVE WHILE THE WORKPIECE IS BEING LOWERED TO SAID FULLY IMMERSED POSITION FOR ESTABLISHING A POTENTIAL DIFFERENCE OF A FIRST PRESELECTED FINITE AMPLITUDE BETWEEN SAID ELECTRODE AND THE WORKPIECE, SECOND CIRCUIT MEANS FOR ESTABLISHING A POTENTIAL DIFFERENCE OF A SECOND AND DIFFERENT PRESELECTED FINITE AMPLITUDE BETWEEN SAID ELECTRODE AND THE WORKPIECE, THIRD CIRCUIT MEANS FOR ESTABLISHING A POTENTIAL DIFFERENCE OF A THIRD AND STILL DIFFERENT PRESELECTED FINITE AMPLITUDE BETWEEN SAID ELECTRODE AND THE WORKPIECE, AND MEANS CONTROLLED BY SAID TRANSPORTING MEANS AND EFFECTIVE AFTER THE WORKPIECE HAS BEEN LOWERED TO SAID FULLY IMMERSED POSITION FOR SUCCESSIVELY ENABLING SAID SECOND AND THIRD CIRCUIT MEANS.
References Cited (Backward Citations)
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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) | 1961-08-25 | 1962-02-24 | 1962-08-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-08-25 | 1966-02-24 | 1966-08-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-08-25 | 1970-02-24 | 1970-08-26 | $7700.00 | Window Closed / Lapsed |