US2870077A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cells for electro-chemical measurements
Assignee: H Z Corp
•
Filing: 1953-08-14
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Granted: 1959-01-20
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Expires: 1973-08-14
Abstract
No abstract record available.
Inventors
- 👤 Kushner Jack
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 06:42
CPC Classifications
G; G01; G01N; G01N27/00; G01N27/26; G01N27/416; G01N27/4166
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
122 words
A CELL SUITABLE FOR MAKING CONTINUOUS ELECTROCHEMICAL MEASUREMENTS ON LIQUIDS FLOWING THERETHROUGH WHICH COMPRISES, IN COMBINATION, STRAIGHT TUBULAR MEANS PROVIDING CONTINUOUSLY SUBSTANTIALLY UNOBSTRUCTED FLOW FOR SAID LIQUIDS TO BE MEASURED, MEANS AT THE END OF SAID MEANS PROVIDING FOR THE INTRODUCTION AND DISCHARGE OF LIQUIDS, A NOBLE METAL ELECTRODE COMPRISING A THIN COATING ON A ZONE OF THE INNER SURFACE OF SAID TUBULAR MEANS, MEANS FOR ESTABLISHING ELECTRICAL CONTACT WITH SAID COATING, A HALF CELL HAVING A RESERVOIR FOR AN ELECTROLYTE, SAID RESERVOIR COMMUNICATING WITH SAID TUBULAR MEANS THROUGH A RESTRICTED FLOW PASSAGE, MEANS FOR ESTABLISHING ELECTRICAL CONTACT WITH SAID HALF-CELL AND MEANS FOR APPLYING A SUBSTANTIALLY CONSTANT PRESSURE CAPABLE OF MAINTAINING SUBSTANTIALLY CONSTANT FLOW OF THE ELECTROLYTE INTO SAID TUBULAR MEANS.
Claim 2
Dependent Claim
122 words
A CELL SUITABLE FOR MAKING CONTINUOUS ELECTROCHEMICAL MEASUREMENTS ON LIQUIDS FLOWING THERETHROUGH WHICH COMPRISES, IN COMBINATION, STRAIGHT TUBULAR MEANS PROVIDING CONTINUOUSLY SUBSTANTIALLY UNOBSTRUCTED FLOW FOR SAID LIQUIDS TO BE MEASURED, MEANS AT THE END OF SAID MEANS PROVIDING FOR THE INTRODUCTION AND DISCHARGE OF LIQUIDS, A NOBLE METAL ELECTRODE COMPRISING A THIN COATING ON A ZONE OF THE INNER SURFACE OF SAID TUBULAR MEANS, MEANS FOR ESTABLISHING ELECTRICAL CONTACT WITH SAID COATING, A HALF CELL HAVING A RESERVOIR FOR AN ELECTROLYTE, SAID RESERVOIR COMMUNICATING WITH SAID TUBULAR MEANS THROUGH A RESTRICTED FLOW PASSAGE, MEANS FOR ESTABLISHING ELECTRICAL CONTACT WITH SAID HALF-CELL AND MEANS FOR APPLYING A SUBSTANTIALLY CONSTANT PRESSURE CAPABLE OF MAINTAINING SUBSTANTIALLY CONSTANT FLOW OF THE ELECTROLYTE INTO SAID TUBULAR MEANS.
References Cited (Backward Citations)
US2311976A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-01-19 | 1962-07-21 | 1963-01-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-01-19 | 1966-07-21 | 1967-01-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-01-19 | 1970-07-21 | 1971-01-20 | $7700.00 | Window Closed / Lapsed |