Patent EP0585691A1 successfully refreshed from Google Patents.
US3103480A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Double bridge electrode for electro-
Assignee: —
•
Filing: —
•
Granted: 1963-09-10
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Expires: 1980-09-10
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 09:32
CPC Classifications
G; G01; G01N; G01N27/00; G01N27/26; G01N27/403; G01N27/4035
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
146 words
IN AN ELECTROCHEMICAL ELECTRODE ASSEMBLY WHICH IS ADAPTED FOR INSERTION INTO A SAMPLE MEDIUM, THE COMBINATION OF: A TUBE; AN INDICATING ELECTRODE HAVING A SENSITIVE END FOR CONTACT WITH THE SAMPLE; MEANS FOR SUPPORTING SAID INDICATING ELECTRODE WITHIN SAID TUBE AND DEFINING FIRST AND SECOND FLUID CHAMBERS WITHIN SAID TUBE AROUND SAID INDICATING ELCTRODE, WITH SAID SECOND CHAMBER ADJACENT SAID SENSITIVE END; A FIRST ELECTROLYTE IN SAID FIRST CHAMBER; A SECOND ELECTROLYTE IN SAID SECOND CHAMBER, WITH AT LEAST ONE POLARITY OF THE IONS OF SAID SECOND ELECTROLYTE OF DIFFERENT COMPOSITION THAN THE CORRESPONDING POLARITY IONS OF SAID FIRST ELECTROLYTE; A FIRST CAPILLARY PROVIDING A LIQUID JUNCTION BETWEEN SAID FIRST AND SECOND CHAMBERS; A SECOND CAPILLARY PROVIDING A LIQUID JUNCTION BETWEEN SAID SECOND CHAMBER AND THE SAMPLE INTO WHICH SAID ELECTRODE ASSEMBLY IS INSERTED; A REFERENCE HALF CELL POSITIONED IN SAID FIRST CHAMBER AND DIPPING INTO
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) | 1966-09-09 | 1967-03-11 | 1967-09-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-09-09 | 1971-03-11 | 1971-09-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-09-09 | 1975-03-11 | 1975-09-10 | $7700.00 | Window Closed / Lapsed |