US3246235A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for oxygen analysis of gases
Assignee: United Kingdom Atomic Energy Authority
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Filing: 1961-12-27
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Granted: 1966-04-12
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Expires: 1981-12-27
Abstract
No abstract record available.
Inventors
- 👤 Allsopp Peter James
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 09:21
CPC Classifications
G; G01; G01N; G01N27/00; G01N27/26; G01N27/403; G01N27/404
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
204 words
APPARATUS CAPABLE OF DETECTING AND MEASURING THE PRESENCE OF SMALL AMOUNTS OF UNCOMBINED OXYGEN IN GASES, COMPRISING IN COMBINATION AN ELECTROLYTE IN A CONTAINER HAVING INLET AND OUTLET MEANS TO ACCOMMODATE A FLOW OF THE SAID GAS THROUGH THE SAID CONTAINER, IN THE SAID CONTAINER A FIRST ELECTRODE IN CONTACT WITH THE SAID ELECTROLYTE AND HAVING A SUBSTANTIAL PART OF ITS AREA EXTERNAL TO THE SAID ELECTROLYTE, SAID FIRST ELECTRODE BEING COMPOSED OF A MATERIAL WHICH IS NOT ATTACKED BY THE ELECTROLYTE IN THE PRESENCE OF ABSENCE OF THE SAID GAS FLOW, A CONDUIT FOR LEADING THE SAID GAS FLOW OVER THE SAID FIRST ELECTRODE, A CURRENT CONTROLLER MEANS CONNECTED ON ONE SIDE TO THE FIRST ELECTRODE BY A CONNECTION EXTERNAL TO THE ELECTROLYTE AND ON THE OTHER SIDE TO A SECOND ELECTRODE IN CONTACT WITH THE SAID ELECTROLYTE BY A CONNECTION EXTERNAL TO THE ELECTROLYTE AND ON THE OTHER SIDE TO A SECOND ELECTRODE IN CONTACT WITH THE SAID ELECTROLYTE BY A CONNECTION EXTERNAL TO THE SAID ELECTROLYTE SO THAT IT COMPLETES AN ELECTRIC CIRCUIT BETWEEN THE SAID FIRST AND SECOND ELECTRODES, THE SECOND ELECTRODE BEING COMPOSED OF A MATERIAL WHICH IS READILY ATTACKED BY THE ELECTROLYTE WHEN THE SAID FIRST ELECTRODE IS
Claim 2
Dependent Claim
204 words
APPARATUS CAPABLE OF DETECTING AND MEASURING THE PRESENCE OF SMALL AMOUNTS OF UNCOMBINED OXYGEN IN GASES, COMPRISING IN COMBINATION AN ELECTROLYTE IN A CONTAINER HAVING INLET AND OUTLET MEANS TO ACCOMMODATE A FLOW OF THE SAID GAS THROUGH THE SAID CONTAINER, IN THE SAID CONTAINER A FIRST ELECTRODE IN CONTACT WITH THE SAID ELECTROLYTE AND HAVING A SUBSTANTIAL PART OF ITS AREA EXTERNAL TO THE SAID ELECTROLYTE, SAID FIRST ELECTRODE BEING COMPOSED OF A MATERIAL WHICH IS NOT ATTACKED BY THE ELECTROLYTE IN THE PRESENCE OF ABSENCE OF THE SAID GAS FLOW, A CONDUIT FOR LEADING THE SAID GAS FLOW OVER THE SAID FIRST ELECTRODE, A CURRENT CONTROLLER MEANS CONNECTED ON ONE SIDE TO THE FIRST ELECTRODE BY A CONNECTION EXTERNAL TO THE ELECTROLYTE AND ON THE OTHER SIDE TO A SECOND ELECTRODE IN CONTACT WITH THE SAID ELECTROLYTE BY A CONNECTION EXTERNAL TO THE ELECTROLYTE AND ON THE OTHER SIDE TO A SECOND ELECTRODE IN CONTACT WITH THE SAID ELECTROLYTE BY A CONNECTION EXTERNAL TO THE SAID ELECTROLYTE SO THAT IT COMPLETES AN ELECTRIC CIRCUIT BETWEEN THE SAID FIRST AND SECOND ELECTRODES, THE SECOND ELECTRODE BEING COMPOSED OF A MATERIAL WHICH IS READILY ATTACKED BY THE ELECTROLYTE WHEN THE SAID FIRST ELECTRODE IS
References Cited (Backward Citations)
US2803191A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-04-11 | 1969-10-11 | 1970-04-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-11 | 1973-10-11 | 1974-04-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-11 | 1977-10-11 | 1978-04-12 | $7700.00 | Window Closed / Lapsed |