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US3843326A Expired / Lapsed US ⏱️ 0.0 years remaining

Method and apparatus for successive sample analysis without inter-sample contamination

Assignee: Bayer Corp
•
Filing: 1972-06-07
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Granted: 1974-10-22
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Expires: 1992-06-07
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Abstract

Abstract 1. APPARATUS FOR THE SUCCESSIVE MIXING OF A SERIES OF SAMPLES WITH A REAGENT WITHOUT INTER-SAMPLE CONTAMINATION COMPRISING, ELONGATED TUBING MEANS, MEANS FOR MOVING SAID TUBING MEANS ALONG A PATH, MEANS DISPOSED ALONG SAID PATH FOR SUCCESSIVELY SEALING SAID TUBING MEANS AT SPACED POINTS THEREON TO FORM SUCCESSIVE, SPACED SEALED TUBING VOLUMES WHICH ARE ISOLATED EACH FROM THE OTHER, MEANS FOR PUNCTURING SAID TUBING MEANS VOLUMES, AND MEANS FOR SUPPLYING PREDETERMINED SAMPLE AND REAGENT QUANTITIES INTO SAID TUBING MEANS VOLUMES DURING THE FORMATION THEREOF AND THROUGH PUNCTURES DEFINED THEREIN TO RESULT IN SPACED TUBING MEANS VOLUMES EACH CONTAINING A SAMPLE-REAGENT MIXTURE, SAID TUBING MEANS MOVING MEANS AND SAID MEANS TO FORM SAID SPACED TUBING MEANS SEALS BEING COOPERATIVELY EFFECTIVE TO EXPAND SAID TUBING MEANS VOLUMES DURING THE FORMATION THEREOF WHEREBY SAID SAMPLE AND REAGENT QUANTITIES MAY BE DRAWN THEREINTO THROUGH SAID PUNCTURES DURING THE TUBING MEANS VOLUME FORMATION.

Inventors

  • 👤 B Lichtenstein

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-23 22:21
CPC Classifications
G; G01; G01N; G01N1/00; G01N1/02; G01N1/10; G01N1/18; G01N35/00; G01N35/10; G01N2035/1027; G01N2035/1032; G01N35/1079

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 147 words
APPARATUS FOR THE SUCCESSIVE MIXING OF A SERIES OF SAMPLES WITH A REAGENT WITHOUT INTER-SAMPLE CONTAMINATION COMPRISING, ELONGATED TUBING MEANS, MEANS FOR MOVING SAID TUBING MEANS ALONG A PATH, MEANS DISPOSED ALONG SAID PATH FOR SUCCESSIVELY SEALING SAID TUBING MEANS AT SPACED POINTS THEREON TO FORM SUCCESSIVE, SPACED SEALED TUBING VOLUMES WHICH ARE ISOLATED EACH FROM THE OTHER, MEANS FOR PUNCTURING SAID TUBING MEANS VOLUMES, AND MEANS FOR SUPPLYING PREDETERMINED SAMPLE AND REAGENT QUANTITIES INTO SAID TUBING MEANS VOLUMES DURING THE FORMATION THEREOF AND THROUGH PUNCTURES DEFINED THEREIN TO RESULT IN SPACED TUBING MEANS VOLUMES EACH CONTAINING A SAMPLE-REAGENT MIXTURE, SAID TUBING MEANS MOVING MEANS AND SAID MEANS TO FORM SAID SPACED TUBING MEANS SEALS BEING COOPERATIVELY EFFECTIVE TO EXPAND SAID TUBING MEANS VOLUMES DURING THE FORMATION THEREOF WHEREBY SAID SAMPLE AND REAGENT QUANTITIES MAY BE DRAWN THEREINTO THROUGH SAID PUNCTURES DURING THE TUBING MEANS VOLUME FORMATION.
Claim 2
Dependent Claim 147 words
APPARATUS FOR THE SUCCESSIVE MIXING OF A SERIES OF SAMPLES WITH A REAGENT WITHOUT INTER-SAMPLE CONTAMINATION COMPRISING, ELONGATED TUBING MEANS, MEANS FOR MOVING SAID TUBING MEANS ALONG A PATH, MEANS DISPOSED ALONG SAID PATH FOR SUCCESSIVELY SEALING SAID TUBING MEANS AT SPACED POINTS THEREON TO FORM SUCCESSIVE, SPACED SEALED TUBING VOLUMES WHICH ARE ISOLATED EACH FROM THE OTHER, MEANS FOR PUNCTURING SAID TUBING MEANS VOLUMES, AND MEANS FOR SUPPLYING PREDETERMINED SAMPLE AND REAGENT QUANTITIES INTO SAID TUBING MEANS VOLUMES DURING THE FORMATION THEREOF AND THROUGH PUNCTURES DEFINED THEREIN TO RESULT IN SPACED TUBING MEANS VOLUMES EACH CONTAINING A SAMPLE-REAGENT MIXTURE, SAID TUBING MEANS MOVING MEANS AND SAID MEANS TO FORM SAID SPACED TUBING MEANS SEALS BEING COOPERATIVELY EFFECTIVE TO EXPAND SAID TUBING MEANS VOLUMES DURING THE FORMATION THEREOF WHEREBY SAID SAMPLE AND REAGENT QUANTITIES MAY BE DRAWN THEREINTO THROUGH SAID PUNCTURES DURING THE TUBING MEANS VOLUME FORMATION.

References Cited (Backward Citations)

No citation records indexed.

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1977-10-21 1978-04-22 1978-10-22 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1981-10-21 1982-04-22 1982-10-22 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1985-10-21 1986-04-22 1986-10-22 $7700.00 Window Closed / Lapsed

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