U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Icon_funbox Did You Know...

...that a workman who left the soap mixing machine on too long was responsible for making Ivory Soap? He was so embarrassed by his mistake that he threw the mess in a stream. Imagine his dismay when the evidence of his error floated to the surface! Result: Ivory soap, the soap that floats.

Newsletter  PatentStorm News

Make the Most of Our Site

See this month's Top Inventors and Most Cited Patents.

Stay on top of the latest innovations by subscribing to an RSS feed.

Registered users: Manage your profile.

 

Class 436/544 - Producing labeled antigens


Subclass of Class 436 - Chemistry: analytical and immunological testing
Definition: Subject matter which includes attaching a detectable label
No. of patents: 370
Last issue date: 03/13/2012


1                    
NumberTitleIssue Date
8133743Phenobarbital derivatives useful in immunoassay
Phenobarbital derivatives synthesized out of the alkyl chain at the 5-position, particularly with hydrophilic properties, and carrying an active ester at the end, allow formation of aminodextran conjugates that give curves in the desired range of the assay in the ON...
03/13/2012
8026109Hapten-carrier conjugates for treating and preventing nicotine addiction
Novel hapten-carrier conjugates are capable of inducing the production of antibodies, in vivo, that specifically bind to nicotine. These conjugates comprise a nicotine hapten conjugated to an immunogenic carrier protein. The novel conjugates preserve the chirality o...
09/27/2011
7947513Sets and compositions pertaining to analyte determination
This invention pertains to methods, kits and/or compositions for the determination of analytes by mass analysis using unique labeling reagents or sets of unique labeling reagents. The labeling reagents can be isomeric or isobaric and can be used to produce mixtures ...
05/24/2011
7842517Method and compositions for the detection of protein glycosylation
The invention provides methods and compositions for the rapid and sensitive detection of post-translationally modified proteins, and particularly of those with post-translational glycosylations. The methods can be used to detect O-GlcNAc posttranslational modificati...
11/30/2010
7776620Hapten-carrier conjugates for treating and preventing nicotine addiction
Novel hapten-carrier conjugates are capable of inducing the production of antibodies, in vivo, that specifically bind to nicotine. These conjugates comprise a nicotine hapten conjugated to an immunogenic carrier protein. The novel conjugates preserve the chirality o...
08/17/2010
7635598Inducible fluorescence assay
In one aspect, the invention provides fluorescent probes and assays. The probes include a fluorophore-quencher pair that undergoes a switch from dark to fluorescent in response to a reaction of the quencher. The switch of the probe from dark to fluorescent is typica...
12/22/2009
7423131Busulfan immunoassay
Novel conjugates of busulfan and novel busulfan immunogens derived from α-substituted derivatives of busulfan and antibodies generated by these busulfan linked immunogens are useful in immunoassays for the quantification and monitoring of busulfan in biological flu...
09/09/2008
7419777Method and quantification assay for determining c-kit/SCF/pAKT status
This invention provides methods for determining or predicting response to cancer therapy in an individual using differential image analysis of immunohistochemically stained tumor samples. ...
09/02/2008
7420043Reagents for detecting efavirenz
The invention provides derivatives of efavirenz and methods of making derivatives of efavirenz. The derivatives include immunogenic compounds for producing antibodies to efavirenz and labeled efavirenz tracers. These compounds are useful in immunoassay methods for d...
09/02/2008
7402397Detecting and profiling molecular complexes
Methods are provided for detecting the formation of complexes of molecules, especially proteins, in a sample, such as a cell or tissue lysate. In one aspect, a cleaving probe specific for a first protein in a complex and one or more binding compounds specific for on...
07/22/2008
7402398Measuring receptor homodimerization
The invention provides methods and kits for detecting and/or measuring receptor homodimers on a cell surface membrane. In one aspect, the methods employ pairs of probes comprising binding compounds and a cleaving probe, such that at least one binding compound binds ...
07/22/2008
7396691Method for the detection of fluoride or hydrogen fluoride and detection kit
The present invention relates to a method for detecting and/or measuring the concentration of fluoride (F−) or hydrogen fluoride (HF) in a sample, comprising the steps consisting of bringing said sample, in aqueous solution, into contact with a silylate...
07/08/2008
7381572Reagents and procedures for multi-label high-specificity labeling
A detectable complex and methods for use thereof are provided herein. The detectable complex includes: at least one target material; a first peptide tag bound to the at least one target material; and a second peptide tag bound to the at least one target material. Th...
06/03/2008
7371829Haptens, immunogens, antibodies and conjugates to ketamine and its metabolites
The invention provides haptens, immunogens comprising such haptens coupled to an antigenicity-conferring carrier material, conjugates comprising such haptens bonded to a labelling agent as well as, antibodies raised against such immunogens and capable of binding wit...
05/13/2008
7357915Method of imaging cell death in vivo
A method of imaging apoptosis in vivo, using radiolabeled annexin, is described. ...
04/15/2008
7348147Method and system for nucleic acid detection
The present invention relates to a method of detecting nucleic acids comprising suspending at least one recognizable target nucleic acid in a suspending solution containing polymeric particles marked with a probe, wherein the probe has an affinity for the target nuc...
03/25/2008
7342091Soluble cyclic analogues of β amyloid peptide
The invention concerns a peptide having the biological activity of an inhibitor of amyloid formation and its diagnostic and medical use. ...
03/11/2008
7338805Labeling reagents, methods for synthesizing such reagents and methods for detecting biological molecules
The present invention relates to a temperature-stable labeling reagent of formula: in which R1 represents H or an alkyl, aryl or substituted aryl group, R2...
03/04/2008
7332354Compounds for chemiluminescense procedures
The present invention relates to a chemical compound comprising a light emitting moiety precursor and a precursor of a leaving group, bound to each other by an amide or by an ester bond and characterized in that the leaving group precursor upon oxidation is converte...
02/19/2008
7332355Method and compositions for the detection of protein glycosylation
The invention provides methods and compositions for the rapid and sensitive detection of post-translationally modified proteins, and particularly of those with post-translational glycosylations. The methods can be used to detect O-GlcNAc post-translational modificat...
02/19/2008
7320867Linker compound, ligand, and producing method thereof
A linker compound has a structure represented by general formula (1) below, where n is an integer of 1 to 6, and X has a structure serving as a multi-branched structure moiety including three or four hydrocarbon derivative chains each having an aromatic amino group ...
01/22/2008
7303750Methods to improve immunogenicity of antigens and specificity of antibodies
A method of improving specific immune response to small immunogens, haptens, has been developed by changing the linkage between the hapten and carrier being used for immunization. High affinity antibodies to cotinine have been produced using this method. Antibodies ...
12/04/2007
7297555Hydrophilic chemiluminescent acridinium labeling reagents
In accordance with the present invention, it has been discovered that introduction of hydrophilic sulfoalkyl substituents and/or hydrophilic linkers derived from homocysteic acid, cysteic acid, glycine peptides, tetraethylene oxide, and the like, offset the hydropho...
11/20/2007
7282373Ultra-high specificity fluorescent labeling
A self-assembled relay probe for detecting a target material is provided including: a first peptide tag bound to the target material; and a first fluorescent conjugate including a first fluorochrome and a first tag binding group; wherein the first fluorescent conjug...
10/16/2007
7282339Competitive immunoassay
The present invention provides ligand-detection reagents, ligand analogs and methods for determining the presence of a ligand in a sample. The ligand-detection reagent comprises a ligand-binding antibody and a ligand analog to form an antibody-ligand analog complex ...
10/16/2007
7267994Element-coded affinity tags
The present invention provides compositions and methods for detecting, analyzing, and identifying biomolecules. More particularly, the invention provides Element Coded Affinity Tags comprising a metal chelate and a metal ion and methods of using the tags to detect, ...
09/11/2007
7265213Methodology of conjugating chelators to biomolecules
A novel method of conjugating chelators to biomolecules such as proteins is provided. More particularly, the invention provides compositions and methods of using those compositions for the detection, purification and transport of divalent metal cation binding biomol...
09/04/2007
7255998High sensitivity immunoassay method
A method for detecting a cytokine in a biological fluid sample with a high sensitivity is provided. A time-resolved fluoroimmunoassay (TR-FIA) method including a step of forming on a solid phase a composite in which a cytokine is captured and which includes a fluore...
08/14/2007
7247502Hapten-carrier conjugates for treating and preventing nicotine addiction
Novel hapten-carrier conjugates are capable of inducing the production of antibodies, in vivo, that specifically bind to nicotine. These conjugates comprise a nicotine hapten conjugated to an immunogenic carrier protein. The novel conjugates preserve the chirality o...
07/24/2007
7241580Immunoaffinity chromatography using epitope tags to polyol-responsive monoclonal antibodies
Disclosed is a method of isolating, purifying, or concentrating a target compound. The method includes the steps of onjugating the target compound to an epitope for a polyol-responsive monoclonal antibody (PR-mAb) to yield a conjugate; and then contacting the conjug...
07/10/2007
7235370Site-specific aminoglycoside derivatives for use in immunodiagnostic assays
A method of making a derivatized aminoglycoside includes reacting an aminoglycoside with at least 2 equivalents of a divalent metal ion in an aprotic solvent to complex two neighboring amino group and hydroxyl group pairs; reacting the non-complexed amino groups wit...
06/26/2007
7229782Antibodies specific to multiple beta blockers and methods for their use
The present invention is directed antibodies specific to multiple beta blockers, as well as immunogens used to produce the antibodies and immunoassay kits and methods for using the antibodies. ...
06/12/2007
7229842Metal chelate containing compositions for use in chemiluminescent assays
Compositions are disclosed comprising (a) a metal chelate wherein the metal is selected from the group consisting of europium, terbium, dysprosium, samarium osmium and ruthenium in at least a hexacoordinated state and (b) a compound having a double bond substituted ...
06/12/2007
7223553Immunoassays for everolimus
Immunoassays for the detection of everolimus are provided. Compounds for producing antibodies for everolimus, as well as antibodies produced therefrom, are also provided. ...
05/29/2007
7217802Method and kit for detecting, or determining, 3,4-methylenedioxymethamphetamine
The invention provides a hapten, an immunogen comprising the hapten coupled to an antigenicity-conferring carrier material, a conjugate comprising the hapten coupled to a labelling agent, as well as, antibodies raised against the aforementioned immunogen and capable...
05/15/2007
7214545Element-coded affinity tags
The present invention provides compositions and methods for detecting, analyzing, and identifying biomolecules. More particularly, the invention provides Element Coded Affinity Tags comprising a metal chelate and a metal ion and methods of using the tags to detect, ...
05/08/2007
7214528Device for direct electrical detection of molecules and molecule-molecule interactions
An analysis device includes an electrode arrangement, a current/voltage provider, and a circuit analyzer. The electrode arrangement has an interdigitated electrode pair including a first electrode and a second electrode. Coupled to the electrode arrangement is a sig...
05/08/2007
7202093Method for labeling phosphorylated peptides, method for selectively adsorbing phosphorylated peptides, complex compounds used in the methods, process for producing the complex compounds, and raw material compounds for the complex compounds
Provided are a method for easily detecting phosphorylated peptides, namely, proteins, in samples derived from living organisms or the like, a method for selectively adsorbing the phosphorylated peptides, and compounds that are highly coordinated to the phosphorylate...
04/10/2007
7192722Phenethanolamine-derived haptens, immunogens, antibodies and conjugates
The present invention relates to a method for preparing haptens of formulae I and II that are useful in the preparation of immunogens, antibodies and conjugates, for use in competitive immunoassays for the detection of ractopamine, isoxsuprine and ritodrine. The hap...
03/20/2007
7189582Compositions and methods for detection of sirolimus
Compounds are disclosed comprising a moiety, such as a poly(amino acid), a non-poly(amino acid) label moiety, or a non-poly(amino acid) immunogenic carrier, linked to a sirolimus compound at position 26 or at position 32. Such sirolimus compounds comprising an immun...
03/13/2007
1                    
 
Sign InRegister
Username  
Password   
forgot password?