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US3063286A
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Sample introduction system for gas chromatography apparatus
Assignee: Standard Oil Co
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Filing: 1959-07-14
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Granted: 1962-11-13
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Expires: 1979-07-14
Abstract
No abstract record available.
Inventors
- 👤 Nerheim Arvie Glenn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:52
CPC Classifications
G; G01; G01N; G01N30/00; G01N30/02; G01N30/04; G01N30/16; Y; Y10; Y10S; Y10S206/00; Y10S206/819
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
37 words
IN A GAS CHROMATOGRAPHY APPRATUS COMPRISING A CHROMATOGRAPHIC COLUMN, HEATED CONDUIT MEANS FOR SUPPLYING A CARRIER GAS TO SAID CHROMATOGRAPHIC COLUMN, AND A DETECTOR POSITIONED DOWNSTREAM OFSAID CHROMATOGRAPHIC COLUM WHICH IS SENSITIVE TO THE DENSITY OF THE
Claim 2
Dependent Claim
37 words
IN A GAS CHROMATOGRAPHY APPRATUS COMPRISING A CHROMATOGRAPHIC COLUMN, HEATED CONDUIT MEANS FOR SUPPLYING A CARRIER GAS TO SAID CHROMATOGRAPHIC COLUMN, AND A DETECTOR POSITIONED DOWNSTREAM OFSAID CHROMATOGRAPHIC COLUM WHICH IS SENSITIVE TO THE DENSITY OF THE
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) | 1965-11-12 | 1966-05-14 | 1966-11-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-11-12 | 1970-05-14 | 1970-11-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-11-12 | 1974-05-14 | 1974-11-13 | $7700.00 | Window Closed / Lapsed |