G01N 33/53 Immunoassay; Biospecific binding assay; Materials therefor
Full Title
Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00 > Biological material, e.g. blood, urine (G01N33/02, G01N33/26, G01N33/44, G01N33/46 take precedence); Haemocytometers (counting blood corpuscules distributed over a surface by scanning the surface G06M11/02) > Chemical analysis of biological material, e.g. blood, urine; Testing involving biospecific ligand binding methods; Immunological testing (measuring or testing processes involving enzymes or microorganisms, compositions or test papers therefor; processes for forming such compositions, condition responsive control in microbiological or enzymological processes C12Q) > Immunoassay; Biospecific binding assay; Materials therefor
16 direct subcodes
Child Classifications
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- G01N 33/531 Production of immunochemical test materials
- G01N 33/536 with immune complex formed in liquid phase
- G01N 33/543 with an insoluble carrier for immobilising immunochemicals
- G01N 33/557 using kinetic measurement, i.e. time rate of progress of an antigen-antibody interaction
- G01N 33/558 using diffusion or migration of antigen or antibody
- G01N 33/563 involving antibody fragments
- G01N 33/564 for pre-existing immune complex or autoimmune disease
- G01N 33/566 using specific carrier or receptor proteins as ligand binding reagents
- G01N 33/569 for microorganisms, e.g. protozoa, bacteria, viruses
- G01N 33/573 for enzymes or isoenzymes
- G01N 33/575 for cancer
- G01N 33/576 for hepatitis
- G01N 33/577 involving monoclonal antibodies
Top Applicants
Top 10 applicants by patent filingsfor class G01, 2013–2023, worldwide · Source: EPO PATSTAT
- CHINESE ACADEMY OF SCIENCES 21,460
- ROBERT BOSCH DE 17,801
- SGCC(STATE GRID CORPORATION OF CHINA) 17,347
- SAMSUNG ELECTRONICS COMPANY KR 13,192
- QUALCOMM US 9,900
- HALLIBURTON ENERGY SERVICES GROUP US 9,742
- PHILIPS ELECTRONICS NL 7,249
- MITSUBISHI ELECTRIC CORPORATION JP 6,503
- ZHEJIANG UNIVERSITY 6,414
- DENSO CORPORATION JP 6,382