US2952153A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Acoustical apparatus for gas detection
Assignee: Consolidated Electrodynamics Corp
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Filing: 1955-12-12
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Granted: 1960-09-13
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Expires: 1975-12-12
Abstract
No abstract record available.
Inventors
- 👤 Charles F Robinson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 03:40
CPC Classifications
G; G01; G01N; G01N29/00; G01N29/02; G01N29/036; G01N30/00; G01N30/02; G01N30/62; G01N30/76
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
166 words
IN APPARATUS FOR GAS ANALYSIS INCLUDING A GAS CHROMATOGRAPH FOR SEPARATING COMPONENT GASES OF A GAS SAMPLE, THE COMBINATION WHICH COMPRISES A FIRST ACOUSTIC RESONATOR HAVING A HOLLOW CORE FOR RECEIVING GAS AND PROVIDING A FREQUENCY OUTPUT DEPENDENT UPON THE NATURE OF GAS PRESENT IN THE CORE, A SECOND ACOUSTIC RESONATOR HAVING A HOLLOW CORE FOR RECEIVING GAS AND PROVIDING A FREQUENCY OUTPUT DEPENDENT UPON THE NATURE OF GAS PRESENT IN THE CORE, EACH OF SAID RESONATOR CORES HAVING AN INLET AND AN OUTLET, MEANS FOR PASSING A STREAM OF CARRIER GAS IN SERIES THROUGH THE CORE OF THE FIRST RESONATOR, MEANS FOR TOGRAPH, AND THE CORE OF THE SECOND RESONATOR, MEANS FOR INTRODUCING A GAS SAMPLE INTO THE STREAM AT A POINT DOWNSTREAM FROM THE FIRST RESONATOR SO THAT THE COMPONENT GASES OF THE SAMPLE ARE SEPARATED IN THE CHROMATOGRAPH AND SUCCESSIVELY CARRIED THROUGH THE CORE OF THE SECOND RESONATOR, EMANS RESPONSIVE TO THE FREQAUENCY OUTPUTS OF THE TWO RESONATORS FOR PROVIDING A SIGNAL REPRESENTATIVE
Claim 2
Dependent Claim
166 words
IN APPARATUS FOR GAS ANALYSIS INCLUDING A GAS CHROMATOGRAPH FOR SEPARATING COMPONENT GASES OF A GAS SAMPLE, THE COMBINATION WHICH COMPRISES A FIRST ACOUSTIC RESONATOR HAVING A HOLLOW CORE FOR RECEIVING GAS AND PROVIDING A FREQUENCY OUTPUT DEPENDENT UPON THE NATURE OF GAS PRESENT IN THE CORE, A SECOND ACOUSTIC RESONATOR HAVING A HOLLOW CORE FOR RECEIVING GAS AND PROVIDING A FREQUENCY OUTPUT DEPENDENT UPON THE NATURE OF GAS PRESENT IN THE CORE, EACH OF SAID RESONATOR CORES HAVING AN INLET AND AN OUTLET, MEANS FOR PASSING A STREAM OF CARRIER GAS IN SERIES THROUGH THE CORE OF THE FIRST RESONATOR, MEANS FOR TOGRAPH, AND THE CORE OF THE SECOND RESONATOR, MEANS FOR INTRODUCING A GAS SAMPLE INTO THE STREAM AT A POINT DOWNSTREAM FROM THE FIRST RESONATOR SO THAT THE COMPONENT GASES OF THE SAMPLE ARE SEPARATED IN THE CHROMATOGRAPH AND SUCCESSIVELY CARRIED THROUGH THE CORE OF THE SECOND RESONATOR, EMANS RESPONSIVE TO THE FREQAUENCY OUTPUTS OF THE TWO RESONATORS FOR PROVIDING A SIGNAL REPRESENTATIVE
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) | 1963-09-13 | 1964-03-14 | 1964-09-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-09-13 | 1968-03-14 | 1968-09-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-09-13 | 1972-03-14 | 1972-09-13 | $7700.00 | Window Closed / Lapsed |