US3249403A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Liquid sample reactor and evolved gas detector
Assignee: Beckman Coulter Inc
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Filing: 1962-11-02
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Granted: 1966-05-03
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Expires: 1982-11-02
Abstract
No abstract record available.
Inventors
- 👤 Bochinski Julius Harold
- 👤 Joe A Porter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 12:26
CPC Classifications
G; G01; G01N; G01N30/00; G01N30/02; G01N30/04; G01N30/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
150 words
A DEVICE FOR PROCESSING A LIQUID SAMPLE FOR QUANTITATIVE ANALYSIS OF THE GASES CONTAINED THEREIN IN A GAS CHROMATOGRAPH COMPRISING: A CONTAINER HAVING A REACTION CHAMBER AND A PACKING SECTION; AN INERT, POROUS PACKING CONTAINED IN SAID PACKING SECTION; ROTATABLE MEANS SUPPORTING SAID CONTAINER; SAID ROTATABLE MEANS HAVING PASSAGES THEREIN FOR THE PASSAGE OF GASES THROUGH SAID CONTAINER; MEANS FOR MIXING A SOLUTION CONTAINED IN SAID REACTION CHAMBER; AND VALVE MEANS FOR SELECTIVELY PASSING A PURGE GAS THROUGH SAID CONTAINER AND FOR TRANSFERRING THE CARRIER GAS OF A GAS CHROMATOGRAPH THROUGH SAID CONTAINER WITHOUT SUBSTANTIALLY INTERRUPTING THE CONTINUOUS FLOW THEREOF WHEREBY A REAGENT MAY BE INTRODUCED INTO THE REACTION CHAMBER, THE REAGENT AND THE CONTAINER DEGASSED, A LIQUID SAMPLE INTRODUCED INTO THE REACTION CHAMBER AND REACTED WITH SAID REAGENT AND THE CARRIER GAS OF A GAS CHROMATOGRAPH PASSED THROUGH SAID CONTAINER TO ELUTE THE GASES RELEASED FROM SAID LIQUID SAMPLE.
Claim 2
Independent Claim
150 words
A DEVICE FOR PROCESSING A LIQUID SAMPLE FOR QUANTITATIVE ANALYSIS OF THE GASES CONTAINED THEREIN IN A GAS CHROMATOGRAPH COMPRISING: A CONTAINER HAVING A REACTION CHAMBER AND A PACKING SECTION; AN INERT, POROUS PACKING CONTAINED IN SAID PACKING SECTION; ROTATABLE MEANS SUPPORTING SAID CONTAINER; SAID ROTATABLE MEANS HAVING PASSAGES THEREIN FOR THE PASSAGE OF GASES THROUGH SAID CONTAINER; MEANS FOR MIXING A SOLUTION CONTAINED IN SAID REACTION CHAMBER; AND VALVE MEANS FOR SELECTIVELY PASSING A PURGE GAS THROUGH SAID CONTAINER AND FOR TRANSFERRING THE CARRIER GAS OF A GAS CHROMATOGRAPH THROUGH SAID CONTAINER WITHOUT SUBSTANTIALLY INTERRUPTING THE CONTINUOUS FLOW THEREOF WHEREBY A REAGENT MAY BE INTRODUCED INTO THE REACTION CHAMBER, THE REAGENT AND THE CONTAINER DEGASSED, A LIQUID SAMPLE INTRODUCED INTO THE REACTION CHAMBER AND REACTED WITH SAID REAGENT AND THE CARRIER GAS OF A GAS CHROMATOGRAPH PASSED THROUGH SAID CONTAINER TO ELUTE THE GASES RELEASED FROM SAID LIQUID SAMPLE.
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) | 1969-05-02 | 1969-11-01 | 1970-05-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-05-02 | 1973-11-01 | 1974-05-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-05-02 | 1977-11-01 | 1978-05-03 | $7700.00 | Window Closed / Lapsed |