G01N 33/531
Production of immunochemical test materials
G01N33/531 (Production of immunochemical test materials) appears on 3,268 US grants and 2,980 published applications in this corpus.
Search patents in G01N- Granted patents
- 3,268
- Published applications
- 2,980
- Assignees
- 1,703
- Inventors
- 7,656
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 13 | 0 |
| 1977 | 12 | 0 |
| 1978 | 15 | 0 |
| 1979 | 8 | 0 |
| 1980 | 42 | 0 |
| 1981 | 39 | 0 |
| 1982 | 30 | 0 |
| 1983 | 28 | 0 |
| 1984 | 51 | 0 |
| 1985 | 27 | 0 |
| 1986 | 37 | 0 |
| 1987 | 65 | 0 |
| 1988 | 79 | 0 |
| 1989 | 68 | 0 |
| 1990 | 67 | 0 |
| 1991 | 43 | 0 |
| 1992 | 72 | 0 |
| 1993 | 78 | 0 |
| 1994 | 88 | 0 |
| 1995 | 60 | 0 |
| 1996 | 86 | 0 |
| 1997 | 136 | 0 |
| 1998 | 132 | 0 |
| 1999 | 89 | 0 |
| 2000 | 78 | 0 |
| 2001 | 81 | 20 |
| 2002 | 61 | 76 |
| 2003 | 55 | 87 |
| 2004 | 53 | 117 |
| 2005 | 43 | 106 |
| 2006 | 47 | 80 |
| 2007 | 51 | 91 |
| 2008 | 41 | 78 |
| 2009 | 48 | 114 |
| 2010 | 57 | 103 |
| 2011 | 72 | 104 |
| 2012 | 52 | 89 |
| 2013 | 71 | 74 |
| 2014 | 71 | 90 |
| 2015 | 76 | 99 |
| 2016 | 78 | 87 |
| 2017 | 70 | 100 |
| 2018 | 53 | 156 |
| 2019 | 76 | 183 |
| 2020 | 98 | 165 |
| 2021 | 114 | 178 |
| 2022 | 103 | 178 |
| 2023 | 98 | 189 |
| 2024 | 97 | 176 |
| 2025 | 84 | 136 |
| 2026 | 75 | 104 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Luciferase linked immunosorbent assay6 Oct 2026US 12,753,245 B2Institut Pasteur
- Dried reagent polysaccharide surface area stabilization6 Oct 2026US 12,754,191 B2Siemens Healthcare Diagnostics Inc.
- UV excitable polyfluorene based conjugates and their use in methods of analyte detection29 Sep 2026US 12,748,106 B2AAT Bioquest, Inc.
- Stable reactive compositions for bioconjugation, probes, and protein labeling22 Sep 2026US 12,741,986 B2Arizona Board of Regents on Behalf of the University of Arizona
- Information processing apparatus, information processing system, information processing method, and program22 Sep 2026US 12,742,775 B2Sony Group Corporation
- Ultrabright fluorescent nanoconstructs as universal enhancers8 Oct 2026US 2026/0309701 A1Washington University
- 3d-printed crispr diagnostic devices and uses thereof8 Oct 2026US 2026/0309703 A1University of Connecticut
- Oligosaccharide and/or polysaccharide coated iron oxide nanorods and methods of making and use thereof1 Oct 2026US 2026/0298916 A15M Biomed, LLC
- Delivery and measurement of fluorescent nanocrystals in biological tissue24 Sep 2026US 2026/0287582 A1Academisch Ziekenhuis Groningen
- Method for controlling protein dimerization using an intramolecular to intermolecular conformational switch10 Sep 2026US 2026/0265306 A1Brigham Young University
Most cited
By later US patents
- Multichain polypeptides or proteins and processes for their production1,110US 4,816,397 ACelltech Limited · 1989
- Methods for identifying nucleic acid ligands856US 5,270,163 AUniversity Research Corporation · 1993
- Organo Luminescent semiconductor nanocrystal probes for biological applications and process for making and using such probes703US 5,990,479 AThe Regents of the University of California · 1999
- Nucleic acid multimers and amplified nucleic acid hybridization assays using same674US 5,124,246 AChiron Corporation · 1992
- Nucleic acid ligands561US 5,475,096 AUniversity Research Corporation · 1995