Patent US3406627A successfully refreshed from Google Patents.
Patent US2776257A successfully refreshed from Google Patents.
US2776257A
Expired / Lapsed
US
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Apparatus for electrochemical analysis
Assignee: Canadian Patents and Development Ltd
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Filing: 1954-08-23
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Granted: 1957-01-01
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Expires: 1974-08-23
Abstract
No abstract record available.
Inventors
- 👤 Affleck Antony Cyril
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 22:42
CPC Classifications
G; G01; G01N; G01N27/00; G01N27/26; G01N27/416; Y; Y10; Y10T; Y10T24/00; Y10T24/44; Y10T24/44017; Y10T24/44026; Y10T24/44291; Y10T24/44368; Y10T24/44641; Y10T24/44684
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
147 words
APPARATUS FOR ELASTROCHEMICAL, ANALYSIS COMPRISING; A VERTICAL SUPPORT PANEL; TWO VERTICALLY SPACED APART ELECTRICAL-INSULATING SUPPORT MEMBERS EXTENDING FROM THE PANEL; TWO SPACED APART ELECTRICAL-CONDUCTING RODS FIXED BETWEEN THE SUPPORT MEMBERS IN SPACED APART RELATION TO THE PANEL; TWO SPACED APART ELECTRICAL CONDUCTING PLATES OF SPRING MATERIAL, A GROOVE FORMED IN EACH PLATE NEAR ONE EDGE IN A VERTICAL DIRECTION, EACH GROOVE BEING HELD INTO SLIDABLE ENGAGEMENT WITH ONE OF THE RODS BY THE SPRING ACTION OF EACH PLATE, AN ELECTRICAL-INSULATING BLOCK FIXED TO THE OPPOSITE EDGE TO SAID ONE EDGE OF EACH PLATE AND HOLDING THE PLATES FOR SPACED RELATION; TWO VERTICALLY EXTENDING ELECTRODES; MEANS FOR NORMALLY HOLDING ONE OF THE ELECTRODES IN ELECTRICAL CONTACT WITH ONE PLATE AND THE OTHER ELECTRODE IN ELECTRICAL CONTACT WITH THE OTHER PLATE; THE ELECTRODES BEING ADAPTED TO EXTEND INTO A VESSEL; MEANS FOR SUPPLYING AN ELECTRIAL POTENTIAL BETWEEN SAID RODS.
Claim 2
Dependent Claim
147 words
APPARATUS FOR ELASTROCHEMICAL, ANALYSIS COMPRISING; A VERTICAL SUPPORT PANEL; TWO VERTICALLY SPACED APART ELECTRICAL-INSULATING SUPPORT MEMBERS EXTENDING FROM THE PANEL; TWO SPACED APART ELECTRICAL-CONDUCTING RODS FIXED BETWEEN THE SUPPORT MEMBERS IN SPACED APART RELATION TO THE PANEL; TWO SPACED APART ELECTRICAL CONDUCTING PLATES OF SPRING MATERIAL, A GROOVE FORMED IN EACH PLATE NEAR ONE EDGE IN A VERTICAL DIRECTION, EACH GROOVE BEING HELD INTO SLIDABLE ENGAGEMENT WITH ONE OF THE RODS BY THE SPRING ACTION OF EACH PLATE, AN ELECTRICAL-INSULATING BLOCK FIXED TO THE OPPOSITE EDGE TO SAID ONE EDGE OF EACH PLATE AND HOLDING THE PLATES FOR SPACED RELATION; TWO VERTICALLY EXTENDING ELECTRODES; MEANS FOR NORMALLY HOLDING ONE OF THE ELECTRODES IN ELECTRICAL CONTACT WITH ONE PLATE AND THE OTHER ELECTRODE IN ELECTRICAL CONTACT WITH THE OTHER PLATE; THE ELECTRODES BEING ADAPTED TO EXTEND INTO A VESSEL; MEANS FOR SUPPLYING AN ELECTRIAL POTENTIAL BETWEEN SAID RODS.
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) | 1960-01-01 | 1960-07-02 | 1961-01-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-01-01 | 1964-07-02 | 1965-01-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-01-01 | 1968-07-02 | 1969-01-01 | $7700.00 | Window Closed / Lapsed |