US3349012A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Potentiometric sensor with presaturator
Assignee: Honeywell Inc
•
Filing: 1964-02-13
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Granted: 1967-10-24
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Expires: 1984-02-13
Abstract
No abstract record available.
Inventors
- 👤 Solomons Cyril
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 20:28
CPC Classifications
G; G01; G01N; G01N27/00; G01N27/26; G01N27/416; G01N27/4166
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
90 words
THE METHOD OF MEASURING THE CONCENTRATION OF AN ANION DISSOLVED IN A FLUID COMPRISING: (A) SATURATING THE FLUID TO BE TESTED WITH A RELATIVELY INSOLUBLE SALT OF A METAL AND THE ANION BEING SOUGHT BY PLACING THE SAMPLE IN CONTACT WITH AN EXCESS OF SAID SALD IN SOLID FORM, (B) INSERTING SAID SATURATED SAMPLE INTO A MEASURING CELL INCLUDING A REFERENCE ELECTRODE AND A MEASURING ELECTRODE, SAID MEASURIANG ELECTRODE BEING COMPOSED OF THE METAL OF SAID INSOLUBLE SALT, (C) MEASURING THE POTENTIAL BETWEEN SAID REFERENCE ELECTRODE AND SAID MEASURING ELECTRODE.
References Cited (Backward Citations)
US2930967A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-10-23 | 1971-04-24 | 1971-10-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-10-23 | 1975-04-24 | 1975-10-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-10-23 | 1979-04-24 | 1979-10-24 | $7700.00 | Window Closed / Lapsed |