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US3122014A
Expired / Lapsed
US
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Chromatography column enclosure
Assignee: Individual
•
Filing: 1961-07-05
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Granted: 1964-02-25
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Expires: 1981-07-05
Abstract
No abstract record available.
Inventors
- 👤 Murrell R Dobbins
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 07:26
CPC Classifications
G; G01; G01N; G01N30/00; G01N30/02; G01N30/26; G01N30/28; G01N30/30; G01N30/04; G01N30/06; G01N30/12; G01N2030/121; G01N2030/3084; G01N30/60; G01N30/6047; Y; Y10; Y10S; Y10S165/00; Y10S165/342; Y10S165/348; Y10S165/352
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
86 words
CHROMATOGRAPHY COLUMN ENCLOSURE COMPRISING A CASING FOR HOUSING SAID COLUMN AND A TUBE COILED AROUND SAID CASING, SAID COILED TUBE HAVING AN INLET PROVIDED AT OR NEAR ONE END OF SAID CASING AND ADAPTED FOR CONNECTION TO A SOURCE OF A GASEOUS THERMAL TRANSFER MEDIUM, SAID COILED TUBE HAVING AN OUTLET COMMUNICATING WITH THE INTERIOR OF SAID CASING NEAR THE OTHER END OF THE LATTER, AND A PASSAGE ESTABLISHING COMMUNICATIONS BETWEEN THE INTERIOR OF SAID CASING AT OR NEAR ITS SAID ONE END AND THE OUTSIDE.
Claim 2
Dependent Claim
86 words
CHROMATOGRAPHY COLUMN ENCLOSURE COMPRISING A CASING FOR HOUSING SAID COLUMN AND A TUBE COILED AROUND SAID CASING, SAID COILED TUBE HAVING AN INLET PROVIDED AT OR NEAR ONE END OF SAID CASING AND ADAPTED FOR CONNECTION TO A SOURCE OF A GASEOUS THERMAL TRANSFER MEDIUM, SAID COILED TUBE HAVING AN OUTLET COMMUNICATING WITH THE INTERIOR OF SAID CASING NEAR THE OTHER END OF THE LATTER, AND A PASSAGE ESTABLISHING COMMUNICATIONS BETWEEN THE INTERIOR OF SAID CASING AT OR NEAR ITS SAID ONE END AND THE OUTSIDE.
References Cited (Backward Citations)
US1487353A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-02-24 | 1967-08-26 | 1968-02-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-02-24 | 1971-08-26 | 1972-02-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-02-24 | 1975-08-26 | 1976-02-25 | $7700.00 | Window Closed / Lapsed |