Quaternary ammonium immunogenic conjugates and immunoassay reagents
February 18, 2014. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.Patent References 3682634 3709808 3852157 Polypeptide propoxyphene derivatives for immunoassay reagents Antigens and immunoassays for morphine and related 3-oxybenzomorphan compounds Acetylcholine assay Radioimmunoassay for methadone Non-oxo-carbonyl containing benzoyl ecgonine and cocaine compounds and derivatives thereof Phencyclidine conjugates to antigenic proteins and enzymes Labeled antibodies and methods InventorAssigneeApplicationNo. 199380 filed on 02/18/1994US Classes:436/534, Carrier is water suspendible particles435/7.94, Sandwich assay435/188, Stablizing an enzyme by forming a mixture, an adduct or a composition, or formation of an adduct or enzyme conjugate436/533, Carrier is water suspendible particles (e.g., latex, etc.)436/816, Alkaloids, amphetamines, and barbiturates530/404, Sulfur containing reactant530/405, Nitrogen containing reactant530/807HAPTEN CONJUGATED WITH PEPTIDE OR PROTEINExaminersPrimary: Ceperley, Mary E.Foreign Patent References
International ClassesC07K 014/765G01N 033/546 AbstractThis invention relates to novel quaternary ammonium immunogenic conjugates and reporter reagents useful for eliciting antibodies and in immunoassays. Processes for preparing such quaternary ammonium immunogenic conjugates and their use in immunoassays and in eliciting antibodies are also disclosed.Other References
Field of SearchHAPTEN CONJUGATED WITH PEPTIDE OR PROTEINSulfur containing reactant Nitrogen containing reactant Binds drug, hapten, hapten-carrier complex, or specifically-identified chemical structure (e.g., theophylline, digoxin, etc.) Carrier is water suspendible particles (e.g., latex, etc.) Carrier is water suspendible particles Alkaloids, amphetamines, and barbiturates Sandwich assay Stablizing an enzyme by forming a mixture, an adduct or a composition, or formation of an adduct or enzyme conjugate |
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