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US3850752A Expired / Lapsed US ⏱️ 0.0 years remaining

Process for the demonstration and determination of low molecular compounds and of proteins capable of binding these compounds specifically

Assignee: Akzona Inc
•
Filing: 1971-10-29
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Granted: 1974-11-26
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Expires: 1991-10-29
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Abstract

Abstract The invention relates to a process for the demonstration and determination of a low molecular compound, such as a hapten, or a protein or antibody capable of binding this compound specifically, contacting a fluid containing such a compound or protein to be determined with a given quantity of the coupling product of such a low molecular compound and an enzyme, and with a given quantity of the component to be determined, which component is brought in an insoluble form, and determining the enzyme activity of the liquid or solid phase of the resulting reaction mixture.

Inventors

  • 👤 A Schuurs
  • 👤 Weemen B Van

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-23 11:55
CPC Classifications
G; G01; G01N; G01N33/00; G01N33/48; G01N33/50; G01N33/53; G01N33/543; Y; Y10; Y10S; Y10S435/00; Y10S435/964; Y10S435/975; Y10S436/00; Y10S436/807; Y10S436/808; Y10S436/815; Y10S436/817

Claims Analysis

Total Claims: 19
Claim 1
Independent Claim 127 words
PROCESS FOR THE DEMONSTRATION AND DETERMINATION OF A LOW MOLECULAR WEIGHT ORGANIC COMPOUND BY MEANS OF AN ANTIBODY AGAINST SAID LOW MOLECULAR WEIGHT COMPOUND, COMPRISING THE STEPS OF: A. PROVIDING A GIVEN QUANTITY OF THE COUPLING PRODUCT OF SAID LOW MOLECULAR WEIGHT ORGANIC COMPOUND WITH AN ENZYME; B. PROVIDING A CORRESPONDING GIVEN QUANTITY OF AN INSOLUBILIZED ANTIBODY AGAINST SAID LOW MOLECULAR WEIGHT ORGANIC COMPOUND; C. CONTACTING A SAMPLE OF A FLUID CONTAING THE LOW MOLECULAR WEIGHT ORGANIC COMPOUND TO BE DETERMINED WITH SAID COMPONENTS (A) AND (B) TO FORM A REACTION MIXTURE; AND D. DETERMINING THE ENZYME ACTIVITY OF THE LIQUID OR THE SOLID PHASE OF THE RESULTING REACTION MIXTURE, WHICH ACTIVITY IS A MEASURE OF THE QUANTITY OF LOW MOLECULAR WEIGHT ORGANIC COMPOUND TO BE DETERMINED.
Claim 2
Dependent Claim 127 words
PROCESS FOR THE DEMONSTRATION AND DETERMINATION OF A LOW MOLECULAR WEIGHT ORGANIC COMPOUND BY MEANS OF AN ANTIBODY AGAINST SAID LOW MOLECULAR WEIGHT COMPOUND, COMPRISING THE STEPS OF: A. PROVIDING A GIVEN QUANTITY OF THE COUPLING PRODUCT OF SAID LOW MOLECULAR WEIGHT ORGANIC COMPOUND WITH AN ENZYME; B. PROVIDING A CORRESPONDING GIVEN QUANTITY OF AN INSOLUBILIZED ANTIBODY AGAINST SAID LOW MOLECULAR WEIGHT ORGANIC COMPOUND; C. CONTACTING A SAMPLE OF A FLUID CONTAING THE LOW MOLECULAR WEIGHT ORGANIC COMPOUND TO BE DETERMINED WITH SAID COMPONENTS (A) AND (B) TO FORM A REACTION MIXTURE; AND D. DETERMINING THE ENZYME ACTIVITY OF THE LIQUID OR THE SOLID PHASE OF THE RESULTING REACTION MIXTURE, WHICH ACTIVITY IS A MEASURE OF THE QUANTITY OF LOW MOLECULAR WEIGHT ORGANIC COMPOUND TO BE DETERMINED.
Claim 3
Dependent Claim 16 words
The process of claim 1 in which said low molecular weight organic compound is a hapten.
Claim 4
Dependent Claim 12 words
The process of claim 1 in which said enzyme is an oxido-reductase.
Claim 5
Dependent Claim 145 words
PROCESS FOR THE DEMONSTRATION AND DETERMINATION OF A LOW MOLECULAR WEIGHT ORGANIC COMPOUND BY MEANS OF A PROTEIN CAPABLE OF REACTING TO BIND SAID LOW MOLECULAR WEIGHT ORGANIC COMPOUND SPECIFICALLY, COMPRISING THE STEPS OF: A. PROVIDING A GIVEN QUANTITY OF THE COUPLING PRODUCT OF SAID LOW MOLECULAR WEIGHT ORGANIC COMPOUND WITH AN ENZUME; B. PROVIDING A CORRESPONDING GIVEN QUANTITY OF AN INSOLUBILIZED SPECIFIC BINDING PROTEIN HAVING MORE THAN ONE VALENCY CAPABLE OF REACTING TO BIND SAID LOW MOLECULAR WEIGHT ORGANIC COMPOUND SPECIFICALLY; C. CONTACTING A SAMPLE OF A FLUID CONTAINING THE LOW MOLECULAR WEIGHT ORGANIC COMPOUND TO BE DETERMINED WITH SAID COMPONENTS (A) AND (B) TO FORM A REACTION MIXTURE; AND D. DETERMING THE ENZYME ACTIVITY OF THE LIQUID OR THE SOLID PHASE OF THE RESULTING REACTION MIXTURE, WHICH ACTIVITY IS A MEASURE OF THE QUANTITY OF LOW MOLECULAR WEIGHT ORGANIC COMPOUND TO BE DETERMINED.
Claim 6
Dependent Claim 145 words
PROCESS FOR THE DEMONSTRATION AND DETERMINATION OF A LOW MOLECULAR WEIGHT ORGANIC COMPOUND BY MEANS OF A PROTEIN CAPABLE OF REACTING TO BIND SAID LOW MOLECULAR WEIGHT ORGANIC COMPOUND SPECIFICALLY, COMPRISING THE STEPS OF: A. PROVIDING A GIVEN QUANTITY OF THE COUPLING PRODUCT OF SAID LOW MOLECULAR WEIGHT ORGANIC COMPOUND WITH AN ENZUME; B. PROVIDING A CORRESPONDING GIVEN QUANTITY OF AN INSOLUBILIZED SPECIFIC BINDING PROTEIN HAVING MORE THAN ONE VALENCY CAPABLE OF REACTING TO BIND SAID LOW MOLECULAR WEIGHT ORGANIC COMPOUND SPECIFICALLY; C. CONTACTING A SAMPLE OF A FLUID CONTAINING THE LOW MOLECULAR WEIGHT ORGANIC COMPOUND TO BE DETERMINED WITH SAID COMPONENTS (A) AND (B) TO FORM A REACTION MIXTURE; AND D. DETERMING THE ENZYME ACTIVITY OF THE LIQUID OR THE SOLID PHASE OF THE RESULTING REACTION MIXTURE, WHICH ACTIVITY IS A MEASURE OF THE QUANTITY OF LOW MOLECULAR WEIGHT ORGANIC COMPOUND TO BE DETERMINED.
Claim 7
Dependent Claim 12 words
The process of claim 4 in which said enzyme is an oxido-reductase.
Claim 8
Dependent Claim 139 words
PROCESS FOR THE DEMONSTRATION AND DETERMINATION OF A SPECIFIC BINDING PROTEIN HAVING TWO OR MORE BINDING SITES BY MEANS OF A LOW MOLECULAR WEIGHT ORGANIC COMPOUND CAPABLE OF REACTING TO BIND SAID PROTEIN SPECIFICALLY; COMPRISING THE STEPS OF: A. PROVIDING A GIVEN QUANTITY OF THE COUPLING PRODUCT OF SAID LOW MOLECULAR WEIGHT ORGANIC COMPOUND AND AN ENZYME; B. PROVIDING A CORRESPONDING GIVEN QUANTITY OF AN INSOLUBILIZED SPECIFIC BINDING PROTEIN HAVING TWO OR MORE BINDING SITES CAPABLE OF BINDING SAID LOW MOLECULAR WEIGHT ORGANIC COMPOUND; C. CONTACTING A SAMPLE OF A FLUID CONTAINING THE PROTEIN TO BE DETERMINED WITH SAID COMPONENTS (A) AND (B) TO FORM A REACTION MIXTURE; AND D. DETERMINING THE ENZYME ACTIVITY OF THE LIQUID PHASE OF THE RESULTING REACTION MIXTURE, WHICH ACTIVITY IS A MEASURE OF THE QUANTITY OF THE SPECIFIC BINDING PROTEIN TO BE DETERMINED.
Claim 9
Dependent Claim 139 words
PROCESS FOR THE DEMONSTRATION AND DETERMINATION OF A SPECIFIC BINDING PROTEIN HAVING TWO OR MORE BINDING SITES BY MEANS OF A LOW MOLECULAR WEIGHT ORGANIC COMPOUND CAPABLE OF REACTING TO BIND SAID PROTEIN SPECIFICALLY; COMPRISING THE STEPS OF: A. PROVIDING A GIVEN QUANTITY OF THE COUPLING PRODUCT OF SAID LOW MOLECULAR WEIGHT ORGANIC COMPOUND AND AN ENZYME; B. PROVIDING A CORRESPONDING GIVEN QUANTITY OF AN INSOLUBILIZED SPECIFIC BINDING PROTEIN HAVING TWO OR MORE BINDING SITES CAPABLE OF BINDING SAID LOW MOLECULAR WEIGHT ORGANIC COMPOUND; C. CONTACTING A SAMPLE OF A FLUID CONTAINING THE PROTEIN TO BE DETERMINED WITH SAID COMPONENTS (A) AND (B) TO FORM A REACTION MIXTURE; AND D. DETERMINING THE ENZYME ACTIVITY OF THE LIQUID PHASE OF THE RESULTING REACTION MIXTURE, WHICH ACTIVITY IS A MEASURE OF THE QUANTITY OF THE SPECIFIC BINDING PROTEIN TO BE DETERMINED.
Claim 10
Dependent Claim 12 words
The process of claim 6 in which said protein is an antibody.
Claim 11
Dependent Claim 76 words
A diagnostic pack for the demonstration and determination of a low molecular weight organic compound by means of an antibody against said low molecular weight organic compound, comprising: a. a given quantity of the coupling product of said low molecular weight organic compound with an enzyme; b. a corresponding given quantity of an insolubilized antibody against said low molecular weight organic compound; and c. a substrate for the determination of the enzyme activity of said enzyme.
Claim 12
Dependent Claim 76 words
A diagnostic pack for the demonstration and determination of a low molecular weight organic compound by means of an antibody against said low molecular weight organic compound, comprising: a. a given quantity of the coupling product of said low molecular weight organic compound with an enzyme; b. a corresponding given quantity of an insolubilized antibody against said low molecular weight organic compound; and c. a substrate for the determination of the enzyme activity of said enzyme.
Claim 13
Dependent Claim 13 words
The diagnostic pack of claim 8 in which said enzyme is an oxido-reductase.
Claim 14
Dependent Claim 88 words
A diagnostic pack for the demonstration and determination of a low molecular weight organic compound by means of a protein capable of reacting to bind said low Molecular weight organic compound specifically, comprising: a. a given quantity of the coupling product of said low molecular weight organic compound with an enzyme; b. a corresponding given quantity of an insolubilized specific binding protein capable of reacting to bind said low molecular weight organic compound specifically; and c. a substrate for the determination of the enzyme activity of said enzyme.
Claim 15
Dependent Claim 88 words
A diagnostic pack for the demonstration and determination of a low molecular weight organic compound by means of a protein capable of reacting to bind said low Molecular weight organic compound specifically, comprising: a. a given quantity of the coupling product of said low molecular weight organic compound with an enzyme; b. a corresponding given quantity of an insolubilized specific binding protein capable of reacting to bind said low molecular weight organic compound specifically; and c. a substrate for the determination of the enzyme activity of said enzyme.
Claim 16
Dependent Claim 13 words
The diagnostic pack of claim 10 in which said enzyme is an oxido-reductase.
Claim 17
Dependent Claim 60 words
A diagnostic pack for the demonstration and determination of a hapten by means of an antibody against said hapten, comprising: a. a given quantity of the coupling product of said hapten with an enzyme; b. a corresponding given quantity of an insolubilized antibody against said hapten; and c. a substrate for the determination of the enzyme activity of said enzyme.
Claim 18
Dependent Claim 60 words
A diagnostic pack for the demonstration and determination of a hapten by means of an antibody against said hapten, comprising: a. a given quantity of the coupling product of said hapten with an enzyme; b. a corresponding given quantity of an insolubilized antibody against said hapten; and c. a substrate for the determination of the enzyme activity of said enzyme.
Claim 19
Dependent Claim 13 words
The diagnostic pack of claim 12 in which said enzyme is an oxido-reductase.

References Cited (Backward Citations)

US3615222A Cited
US3654090A Cited
US3654090B1 Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1977-11-25 1978-05-27 1978-11-26 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1981-11-25 1982-05-27 1982-11-26 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1985-11-25 1986-05-27 1986-11-26 $7700.00 Window Closed / Lapsed

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