US3346342A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Carbon and hydrogen analyzer
Assignee: AMERICAN INSTR CO Inc
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Filing: 1964-10-09
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Granted: 1967-10-10
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Expires: 1984-10-09
Abstract
No abstract record available.
Inventors
- 👤 Miller C David
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 20:22
CPC Classifications
G; G01; G01N; G01N31/00; G01N31/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
110 words
IN AN APPARATUS FOR ANALYZING SAMPLES BY COMBUSTION, A PYROLYZER COLUMN, MEANS TO ELEVATE SAID COLUMN TO COMBUSTION TEMPERATURE, MEANS TO ADMIT A SAMPLE INTO ONE END OF SAID COLUMN, WHEREBY TO CAUSE COMBUSTION OF THE SAMPLE, A RECEIVING CONDUIT CONNECTED TO THE OTHER END OF SAID COLUMN, A MASS OF DESICCANT IN A PORTION OF SAID RECEIVING CONDUIT TO ABSORB WATER VAPOR PRODUCED BY THE COMBUSTION OF THE SAMPLE, OUTLET CONDUIT MEANS CONNECTED TO SAID RECEIVING CONDUIT SAND INCLUDING AN ELECTRICAL GAS DETECTOR OF THE TYPE PROVIDING A SIGNAL PEAK RESPONSIVE TO THE PASSAGE OF A GAS THERETHROUGH, A MASS OF CONVERSION MATERIAL IN SAID OUTLET CONDUIT MEANS RE-
Claim 2
Dependent Claim
110 words
IN AN APPARATUS FOR ANALYZING SAMPLES BY COMBUSTION, A PYROLYZER COLUMN, MEANS TO ELEVATE SAID COLUMN TO COMBUSTION TEMPERATURE, MEANS TO ADMIT A SAMPLE INTO ONE END OF SAID COLUMN, WHEREBY TO CAUSE COMBUSTION OF THE SAMPLE, A RECEIVING CONDUIT CONNECTED TO THE OTHER END OF SAID COLUMN, A MASS OF DESICCANT IN A PORTION OF SAID RECEIVING CONDUIT TO ABSORB WATER VAPOR PRODUCED BY THE COMBUSTION OF THE SAMPLE, OUTLET CONDUIT MEANS CONNECTED TO SAID RECEIVING CONDUIT SAND INCLUDING AN ELECTRICAL GAS DETECTOR OF THE TYPE PROVIDING A SIGNAL PEAK RESPONSIVE TO THE PASSAGE OF A GAS THERETHROUGH, A MASS OF CONVERSION MATERIAL IN SAID OUTLET CONDUIT MEANS RE-
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) | 1970-10-09 | 1971-04-10 | 1971-10-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-10-09 | 1975-04-10 | 1975-10-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-10-09 | 1979-04-10 | 1979-10-10 | $7700.00 | Window Closed / Lapsed |