US3374064A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Oxygen analyzer
Assignee: Abbott Laboratories
•
Filing: 1963-05-20
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Granted: 1968-03-19
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Expires: 1983-05-20
Abstract
No abstract record available.
Inventors
- 👤 Orville L Kolsto
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 22:09
CPC Classifications
G; G01; G01N; G01N5/00; G01N5/02; G01N31/00; G01N31/12; Y; Y10; Y10T; Y10T436/00; Y10T436/20; Y10T436/207497
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
138 words
IN AN APPARATUS FOR ANALYZING THE OXYGEN CONTENT OF CHEMICAL COMPOUNDS A CLOSED TUBING HAVING A PROXIMAL SOLID INLET, A PROXIMAL GAS INLET AND A DISTAL GAS OUTLET, A COMBUSTION CHAMBER WITHIN THE TUBING COMMUNICATING WITH THE INLETS, MEANS FOR HEATING THE COMBUSTION CHAMBER, A FIRST CARBON CHAMBER COMMUNICATING WITH THE COMBUSTION CHAMBER AND DISTALLY LOCATED THEREFROM, A SECOND CARBON CHAMBER LOCATED BETWEEN AND COMMUNICATING WITH SAID FIRST CHAMBER AND THE GAS OUTLET, SAID FIRST CHAMBER CONTAINING ELEMENTAL CARBON AND SAID SECOND CHAMBER CONTAINING PLATINIZED CARBON, MEANS FOR HEATING THE CARBON CHAMBERS, MEANS FOR COOLING THE PROXIMAL PORTION OF THE TUBING BETWEEN THE SOLID INLET AND THE COMBUSTION CHAMBER, AND A FERROMAGNETIC PILOT WHITHIN THE PROXIMAL PORTION OF SAID TUBING FREELY MOVABLE THEREIN BETWEEN AND IN DIRECT HORIZONTAL ALIGNMENT WITH THE SOLID INLET AND THE FIRST CARBON CHAMBER.
Claim 2
Dependent Claim
138 words
IN AN APPARATUS FOR ANALYZING THE OXYGEN CONTENT OF CHEMICAL COMPOUNDS A CLOSED TUBING HAVING A PROXIMAL SOLID INLET, A PROXIMAL GAS INLET AND A DISTAL GAS OUTLET, A COMBUSTION CHAMBER WITHIN THE TUBING COMMUNICATING WITH THE INLETS, MEANS FOR HEATING THE COMBUSTION CHAMBER, A FIRST CARBON CHAMBER COMMUNICATING WITH THE COMBUSTION CHAMBER AND DISTALLY LOCATED THEREFROM, A SECOND CARBON CHAMBER LOCATED BETWEEN AND COMMUNICATING WITH SAID FIRST CHAMBER AND THE GAS OUTLET, SAID FIRST CHAMBER CONTAINING ELEMENTAL CARBON AND SAID SECOND CHAMBER CONTAINING PLATINIZED CARBON, MEANS FOR HEATING THE CARBON CHAMBERS, MEANS FOR COOLING THE PROXIMAL PORTION OF THE TUBING BETWEEN THE SOLID INLET AND THE COMBUSTION CHAMBER, AND A FERROMAGNETIC PILOT WHITHIN THE PROXIMAL PORTION OF SAID TUBING FREELY MOVABLE THEREIN BETWEEN AND IN DIRECT HORIZONTAL ALIGNMENT WITH THE SOLID INLET AND THE FIRST CARBON CHAMBER.
References Cited (Backward Citations)
US2795132A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-03-19 | 1971-09-18 | 1972-03-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-03-19 | 1975-09-18 | 1976-03-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-03-19 | 1979-09-18 | 1980-03-19 | $7700.00 | Window Closed / Lapsed |