US3230048A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Chromatography analysis apparatus
Assignee: Technicon Chromatography Corp
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Filing: 1962-08-17
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Granted: 1966-01-18
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Expires: 1982-08-17
Abstract
No abstract record available.
Inventors
- 👤 Leonard T Skeggs
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 17:32
CPC Classifications
G; G01; G01N; G01N30/00; G01N30/02; G01N30/26; G01N30/38; G01N30/46; G01N30/466; G01N30/62; G01N30/74; G01N30/80; G01N30/82; G01N35/00; G01N35/08
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
57 words
CHROMATOGRAPHIC APPARATUS, COMPRISING: A PLURALITY OF CHROMATOGRAPHIC COLUMNS, EACH COLUMN HAVING AN OUTLET FOR THE FLOW OF AN ELUATE THEREFROM, AND HAVING ELUATES FLOWING FROM EACH RESPECTIVE OUTLET SIMULTANEOUSLY; ANALYSIS MEANS; AND MEANS COUPLED TO EACH OF SAID OUTLETS AND TO SSAID UTILIZATION MEANS, FOR RECEIVING ALL OF THE ELUATES CONCURRENTLY FROM SAID OUTLETS AND FOR TRANSMITTING
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-01-17 | 1969-07-19 | 1970-01-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-17 | 1973-07-19 | 1974-01-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-17 | 1977-07-19 | 1978-01-18 | $7700.00 | Window Closed / Lapsed |