US Patent Class 436
CHEMISTRY: ANALYTICAL AND IMMUNOLOGICAL TESTING



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Current as of: June, 1999
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  DF  CLASS NOTES
500  DF  THYROID HORMONE TESTS (E.G., T3, T4, TBG, TSH, ETC.)
501  DF  BIOSPECIFIC LIGAND BINDING ASSAY
503  DF  .~ Utilizing isolate of tissue or organ as binding agent
504  DF  .~.~ Radioactive label
505  DF  .~.~.~ B12 or folate
506  DF  FOR PREEXISTING IMMUNE COMPLEX OR AUTO-IMMUNE DISEASE
507  DF  .~ Immune complex
508  DF  .~ Antinuclear (e.g., DNA, etc.)
509  DF  .~ Rheumatoid factors
510  DF  IMMUNOCHEMICAL PREGNANCY DETERMINATION
512  DF  INVOLVING ANTIBODY FRAGMENTS
513  DF  INVOLVING IgA, IgD, IgE, or IgM
514  DF  INVOLVING DIFFUSION OR MIGRATION OF ANTIGEN OR ANTIBODY
515  DF  .~ Through a gel (e.g., Ouchterlony technique, etc.)
516  DF  .~.~ Immunoelectrophoresis
517  DF  INVOLVING KINETIC MEASUREMENT OF ANTIGEN-ANTIBODY REACTION
518  DF  INVOLVING AN INSOLUBLE CARRIER FOR IMMOBILIZING IMMUNOCHEMICALS
519  DF  .~ Carrier is a biological cell or cell fragment
520  DF  .~.~ Red blood cell
521  DF  .~.~.~ Fixation or stabilization of red blood cells
522  DF  .~.~.~ Lysis of red blood cell membrane
523  DF  .~ Carrier is particulate and the particles are of intentionally different sizes or impregnated differently with the immunochemicals
524  DF  .~ Carrier is inorganic
525  DF  .~.~ Metal or metal coated
526  DF  .~.~.~ Magnetic
527  DF  .~.~ Glass or silica
528  DF  .~ Carrier is organic
529  DF  .~.~ Polysaccharide, carrier (e.g., dextran, etc.)
530  DF  .~.~.~ Cellulose or derivative
531  DF  .~.~ Carrier is synthetic resin
532  DF  .~.~.~ Antigen or antibody attached to a carrier via bridging agent
533  DF  .~.~.~.~ Carrier is water suspendible particles (e.g., latex, etc.)
534  DF  .~.~.~ Carrier is water suspendible particles
535  DF  .~.~ Antigen or antibody entrapped within the carrier (e.g., gel, hollow fiber, etc.)
536  DF  INVOLVING IMMUNE COMPLEX FORMED IN LIQUID PHASE
537  DF  .~ Signal modification or steric inhibition
538  DF  .~ Separation of immune complex from unbound antigen or antibody
539  DF  .~.~ Involving precipitating reagent
540  DF  .~.~.~ Double or second antibody
541  DF  .~.~ Absorbent column, particles or resin strip
542  DF  .~.~ Involving radioactive labeling
543  DF  INVOLVING PRODUCING OR TREATING ANTIGEN OR HAPTEN
544  DF  .~ Producing labeled antigens
545  DF  .~.~ Radioactive label
546  DF  .~.~ Fluorescent label
547  DF  INVOLVING PRODUCTION OR TREATMENT OF ANTIBODY
548  DF  .~ Monoclonal antibody
1  DF  PROCESS OR COMPOSITION FOR STERILITY OR PACKAGE INTEGRITY TEST
2  DF  PROCESS OR COMPOSITION FOR DETERMINATION OF PHYSICAL STATE OR PROPERTY BY MEANS INCLUDING A CHEMICAL REACTION
3  DF  .~ Leak detection
4  DF  .~ Of crystal or crystalline material
5  DF  .~ Surface area, porosity, imperfection, or alteration
6  DF  .~ Corrosion resistance or power
7  DF  .~ By thermoparticulating composition
8  DF  COMPOSITION FOR STANDARDIZATION, CALIBRATION, SIMULATION, STABILIZATION, PREPARATION OR PRESERVATION; PROCESSES OF USE IN PREPARATION FOR CHEMICAL TESTING
9  DF  .~ Simulative of a gaseous composition
10  DF  .~ Particle count or volume standard or control (e.g., platelet count standards, etc.)
11  DF  .~ Blood gas standard or control
12  DF  .~ Bilirubin or uric acid standard or control
13  DF  .~ Lipid, cholesterol, or triglyceride standard or control
14  DF  .~ Glucose, ketone, nitrate standard or control
15  DF  .~ Protein or peptide standard or control (e.g., hemoglobin, etc.)
16  DF  .~ Blood serum or blood plasma standard or control
17  DF  .~ Preparation composition (e.g., lysing or precipitation, etc.)
18  DF  .~ Preservative, buffer, anticoagulant or diluent
19  DF  .~ Inorganic standards or controls
20  DF  FOOD OR DAIRY PRODUCTS
21  DF  .~ Meat or eggs
22  DF  .~ Dairy product
23  DF  .~.~ Milk or butter fat
24  DF  .~ Wine or alcoholic beverages
25  DF  GEOCHEMICAL, GEOLOGICAL, OR GEOTHERMAL EXPLORATION
26  DF  .~ For metallic ores
27  DF  .~ Using chemical tracers
28  DF  .~ In situ testing
29  DF  .~ For petroleum oils or carbonaceous minerals
30  DF  .~.~ Removing and testing drilling mud or fluid
31  DF  .~.~ Removing and testing solid samples
32  DF  .~.~.~ Analyzing evolved gas
33  DF  .~.~.~.~ Evolving gas by acidification
34  DF  RATE OF REACTION DETERMINATION
35  DF  USING ACTIVATED SPECIE
36  DF  WITH USE OF CONDENSATION NUCLEI
37  DF  TESTING OF CATALYST
38  DF  PURITY OF STEAM OR CHEMICALLY INERT GAS
39  DF  DETERMINATION OF WATER
40  DF  .~ In petroleum oil, hydrocarbon oil or organic fluid
41  DF  .~ By use of a cobalt, copper or nickel containing reagent
42  DF  .~ By use of a Karl Fischer reagent
43  DF  AUTOMATED CHEMICAL ANALYSIS
44  DF  .~ Utilizing a moving indicator strip or tape
45  DF  .~ Utilizing a centrifuge or compartmented rotor
46  DF  .~ With sample on test slide
47  DF  .~ With conveyance of sample along a test line in a container or rack
48  DF  .~.~ With step of insertion or removal from test line
49  DF  .~.~ With treatment or replacement of aspirator element (e.g., cleaning, etc.)
50  DF  .~ Condition or time responsive
51  DF  .~.~ With automated titrator
52  DF  .~ With a continuously flowing sample or carrier stream
53  DF  .~.~ With formation of a segmented stream
54  DF  .~ With aspirator of claimed structure
55  DF  CONDITION RESPONSIVE CONTROL
56  DF  TRACERS OR TAGS
57  DF  INCLUDING USE OF RADIOACTIVE PROPERTIES
58  DF  .~ Dosage determination of high energy radiation, (e.g., use of an X-ray dosimeter, etc.)
59  DF  .~ Including pyrolysis of radioactive material
60  DF  LUBRICANT, GREASE, MINERAL OIL, HYDROCARBON OIL PRODUCT, OR FATS OR LIPIDS FOR OXIDATION (E.G., BREAKDOWN PRODUCTS OR CONTAMINATION, ETC.)
61  DF  .~ Acidity, basicity or neutralization number
62  DF  OXYGEN DEMAND (E.G., BOD, TOD, COD, ETC.)
63  DF  BIOLOGICAL CELLULAR MATERIAL TESTED
64  DF  CANCER
65  DF  PREGNANCY OR OVULATION
66  DF  HEMOGLOBIN, MYOGLOBIN, OR OCCULT BLOOD
67  DF  .~ Glycosylated hemoglobin
68  DF  BLOOD GAS (E.G., OXYGEN, CARBON DIOXIDE, BLOOD, pH, ETC.)
69  DF  CLOTTING OR CLOTTING FACTOR LEVEL TESTS
70  DF  SEDIMENTATION RATE OR HEMATOCRIT
71  DF  LIPIDS, TRIGLYCERIDES, CHOLESTEROL, OR LIPOPROTEINS
72  DF  SILICON CONTAINING
73  DF  METAL OR METAL CONTAINING
74  DF  .~ Present in biological fluids (e.g., blood, urine, etc.)
75  DF  .~ Oxide or gas content of metal (e.g., determination of dissolved gases, etc.)
76  DF  .~ Organometallic compound determined
77  DF  .~.~ Ge, Sn, Pb
78  DF  .~ Presence of a component of steel
79  DF  .~ Li, Na, K, Rb, Cs, Fr, Be, Mg, Ca, Sr, Ba, Ra
80  DF  .~ Cu, Ag, Au
81  DF  .~ Zn, Cd, Hg, Sc, Y, or Actinides, or Lanthanides
82  DF  .~.~ Lanthanide or Actinide
83  DF  .~ Ti, Zr, Hf, Va, Nb, Ta, Cr, Mo, W
84  DF  .~ Mn, Te, Re, Fe, Ru, Os, Co, Rh, Ir, Ni, Pd, Pt
85  DF  SYNTHETIC OR NATURAL RESIN
86  DF  PEPTIDE, PROTEIN OR AMINO ACID
87  DF  .~ Glycoproteins (e.g., hormone, etc.)
88  DF  .~.~ Albumin
89  DF  .~ Amino acid or sequencing procedure
90  DF  .~.~ Alpha or beta amino acid
91  DF  HETEROCYCLIC CARBON COMPOUND (I.E., O, S, N, Se, Te, AS ONLY RING HETERO ATOM)
92  DF  .~ Diverse hetero atoms in same or different rings (e.g., alkaloids, opiates, etc.)
93  DF  .~ Hetero-O (e.g., ascorbic acid, etc.)
94  DF  .~.~ Saccharide (e.g., DNA, etc.)
95  DF  .~.~.~ Glucose
96  DF  .~ Hetero-N
97  DF  .~.~ Bile pigment
98  DF  .~.~ Plural nitrogen in the same ring (e.g., barbituates, creatinine, etc.)
99  DF  .~.~.~ Uric acid
100  DF  INORGANIC ACID OR BASE (E.G., HCl, SULFURIC ACID, ETC.)
101  DF  .~ Halogen containing
102  DF  .~ Sulfur containing
103  DF  PHOSPHORUS CONTAINING
104  DF  .~ Organic (e.g., chemical warfare agents, insecticides, etc.)
105  DF  .~ Of inorganic phosphorus compound in body fluid
106  DF  NITROGEN CONTAINING
107  DF  .~ N-Nitroso containing (e.g., nitrosamine, etc.)
108  DF  .~ Urea or blood urea nitrogen
109  DF  .~ Cyanide or isocyanide
110  DF  .~ Nitrite or nitrate
111  DF  .~ Amine and quaternary ammonium
112  DF  .~.~ Tertiary amine
113  DF  .~.~ Ammonia
114  DF  .~ Total nitrogen determined
115  DF  .~.~ As part of an elemental analysis
116  DF  .~ Oxides of nitrogen
117  DF  .~.~ Only nitrogen dioxide
118  DF  .~.~ Both nitrogen oxide and dioxide
119  DF  SULFUR CONTAINING
120  DF  .~ Organic or sulfhydryl containing (e.g., mercaptan, hydrogen, sulfide, etc.)
121  DF  .~.~ Only hydrogen sulfide
122  DF  .~ Sulfur dioxide
123  DF  .~ Total or elemental sulfur
124  DF  HALOGEN CONTAINING
125  DF  .~ In aqueous solution
126  DF  .~ Carbon containing compound (e.g., vinylchloride, etc.)
127  DF  OXYGEN CONTAINING
128  DF  .~ Carbonyl, ether, aldehyde or ketone containing
129  DF  .~.~ Carboxylic acid
130  DF  .~.~ Formaldehyde or acetone
131  DF  .~ Hydroxyl containing
132  DF  .~.~ Ethanol
133  DF  .~ Inorganic carbon compounds
134  DF  .~.~ Carbon monoxide only
135  DF  .~ Ozone or peroxide
136  DF  .~ Molecular oxygen
137  DF  .~.~ Fuel/air mixture or exhaust gas analysis
138  DF  .~.~ Dissolved or trace oxygen or oxygen content of a sealed environment
139  DF  HYDROCARBON
140  DF  .~ Aromatic
141  DF  .~ Acyclic (e.g., methane, octane, isoparaffin, etc.)
142  DF  .~.~ Unsaturated (e.g., ethylene, diene, etc.)
143  DF  .~ Total hydrocarbon, flammability, combustibility (e.g., air-fuel mixture, etc.)
144  DF  HYDROGEN, PER SE
145  DF  CARBON CONTAINING
146  DF  .~ In an aqueous solution (e.g., TOC, etc.)
147  DF  MEASUREMENT INCLUDES TEMPERATURE CHANGE OF THE MATERIAL BEING ANALYZED (E.G., CALORIMETRY, ETC.)
148  DF  MEASUREMENT INCLUDES CHANGE IN VOLUME OR PRESSURE
149  DF  MEASUREMENT OF ELECTRICAL OR MAGNETIC PROPERTY OR THERMAL CONDUCTIVITY
150  DF  .~ Of a liquid
151  DF  .~ By means of a solid body in contact with a fluid
152  DF  .~.~ Solid body contains a combustion catalyst
153  DF  .~ Of an ionized gas
154  DF  .~.~ Flame ionization
155  DF  PYROLYSIS, COMBUSTION, OR ELEVATED TEMPERATURE CONVERSION
156  DF  .~ Explosibility
157  DF  .~ Multiple stages of heating or heating at multiple temperatures or application of temperature gradient
158  DF  .~ Dividing or separating a sample stream
159  DF  .~ With catalyst or accelerator
160  DF  .~ Combustion with oxygen containing gas
161  DF  INCLUDING CHROMATOGRAPHY
162  DF  .~ Utilizing paper or thin layer plate
163  DF  INCLUDING TITRATION OR pH DETERMINATION
164  DF  OPTICAL RESULT
165  DF  .~ With claimed manipulation of container to effect reaction or use of container of claimed optical structure
166  DF  .~ Including reagent preparation
167  DF  .~ Including gas absorption in liquid or solid
168  DF  .~.~ Liquid sorbent
169  DF  .~ With reagent in absorbent or bibulous substrate
170  DF  .~.~ Plural superposed layers
171  DF  .~ Spectrum analysis (e.g., flame photometry, etc.)
172  DF  .~ With fluorescence or luminescence
173  DF  NUCLEAR MAGNETIC RESONANCE, ELECTRON SPIN RESONANCE OR OTHER SPIN EFFECTS OR MASS SPECTROMETRY
174  DF  INCLUDING SAMPLE PREPARATION
175  DF  .~ Digestion or removing interfering materials
176  DF  .~ Stabilizing or preserving
177  DF  .~ Liberation or purification of sample or separation of material from a sample (e.g., filtering, centrifuging, etc.)
178  DF  .~.~ Including use of a solid sorbent, semipermeable membrane, or liquid extraction
179  DF  .~ Dilution
180  DF  .~ Volumetric liquid transfer
181  DF  .~ Gaseous sample or with change of physical state
182  DF  ELEMENT OR INORGANIC COMPOUND
183  DF  MISCELLANEOUS
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CROSS-REFERENCE ART COLLECTIONS RELATED TO ANTIGEN-ANTIBODY TESTS
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800  DF  FLUORESCENT DYES (E.G., RHODAMINE, ETC.)
801  DF  ELECTRON DENSE COMPOUNDS (E.G., FERRITIN, ETC.)
802  DF  PROTEIN-BACTERIOPHAGE CONJUGATES
803  DF  STABE FREE RADICALS (E.G., SPIN IMMUNOASSAY, ETC.)
804  DF  RADIOISOTOPE (E.G., RADIOIMMUNOASSAY, ETC.)
805  DF  OPTICAL PROPERTY
806  DF  ELECTRICAL PROPERTY OR MAGNETIC PROPERTY
807  DF  APPARATUS INCLUDED IN PROCESS CLAIM (E.G., PHYSICAL SUPPORT STRUCTURES, ETC.)
808  DF  .~ Automated or kit
809  DF  .~ Multifield plates or multicontainer arrays
810  DF  .~ Tube, bottle, or dipstick
811  DF  TEST FOR NAMED DISEASE, BODY CONDITION OR ORGAN FUNCTION
812  DF  .~ Infectious mononucleosis
813  DF  .~ Cancer
814  DF  .~ Pregnancy
815  DF  TEST FOR NAMED COMPOUND OR CLASS OF COMPOUNDS
816  DF  .~ Alkaloids, amphetamines, and barbiturates
817  DF  .~ Steroids or hormones
818  DF  .~.~ Human chorionic gonadotropin
819  DF  MULTIFUNCTIONAL ANTIGEN OR ANTIBODY
820  DF  HEPATITIS ASSOCIATED ANTIGENS AND ANTIBODIES
821  DF  INVOLVING COMPLEMENT FACTORS OR COMPLEMENT SYSTEMS
822  DF  IDENTIFIED HAPTEN
823  DF  IMMUNOGENIC CARRIER OR CARRIER PER SE
824  DF  IMMUNOLOGICAL SEPARATION TECHNIQUES
825  DF  PRETREATMENT FOR REMOVAL OF INTERFERING FACTORS FROM SAMPLE
826  DF  ADDITIVES (E.G., BUFFERS, DILUENTS, PRESERVATIVES)
827  DF  LECTINS
828  DF  PROTEIN A
829  DF  LIPOSOMES (E.G., ENCAPSULATION, ETC.)
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CROSS-REFERENCE ART COLLECTIONS
RELATED TO CHEMICAL TESTING
******************************
900  DF  BREATH TESTING
901  DF  DRUGS OF ABUSE (E.G., NARCOTICS, AMPHETAMINE, ETC.)
902  DF  DOSIMETER
903  DF  DIAZO REACTIONS
904  DF  OXIDATION - REDUCTION INDICATORS
905  DF  PHOTOCHEMICAL ACTIVATION OF REACTIONS
906  DF  FERTILITY TESTS
907  DF  FETAL LUNG MATURITY
908  DF  GRAVIMETRIC ANALYSIS
909  DF  NEPHELOMETRY
910  DF  IRON-BINDING CAPACITY OF BLOOD