G01N 33/6839
Involving dyes
Official title: {involving dyes, e.g. Coomassie blue, bromcresol green}
G01N33/6839 (Involving dyes) appears on 122 US grants and 125 published applications in this corpus.
Search patents in G01N- Granted patents
- 122
- Published applications
- 125
- Assignees
- 97
- Inventors
- 355
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 3 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 2 | 0 |
| 1992 | 3 | 0 |
| 1993 | 7 | 0 |
| 1994 | 3 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 4 | 1 |
| 2002 | 2 | 2 |
| 2003 | 1 | 4 |
| 2004 | 3 | 5 |
| 2005 | 2 | 7 |
| 2006 | 1 | 6 |
| 2007 | 2 | 3 |
| 2008 | 2 | 6 |
| 2009 | 2 | 5 |
| 2010 | 2 | 6 |
| 2011 | 2 | 3 |
| 2012 | 4 | 2 |
| 2013 | 1 | 6 |
| 2014 | 3 | 9 |
| 2015 | 7 | 6 |
| 2016 | 5 | 2 |
| 2017 | 2 | 4 |
| 2018 | 3 | 2 |
| 2019 | 3 | 7 |
| 2020 | 3 | 4 |
| 2021 | 7 | 12 |
| 2022 | 5 | 10 |
| 2023 | 3 | 2 |
| 2024 | 6 | 2 |
| 2025 | 4 | 3 |
| 2026 | 3 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method for the detection of Clostridium neurotoxins using a chimeric substrate fusion protein22 Sep 2026US 12,742,784 B2Prime Bio, Inc.
- Reagent kit, measurement kit, and measurement method21 Jul 2026US 12,687,546 B2FUJIFILM Corporation
- Screening method for client protein-protecting protein, and physiologically active protein-stabilizing protein and pharmaceutical composition comprising said protein27 Jan 2026US 12,535,488 B2The University of Tokyo
- Staining kit and method of immuneprofiling to identify characterized immune cell subsets of disease and predicting disease using the same25 Nov 2025US 12,480,847 B2Fullhope Biomedical Co., Ltd.
- Devices and methods for minimizing hook effect interference in immunoassays28 Oct 2025US 12,455,281 B2Siemens Healthcare Diagnostics Inc.
- Method and reagent for quantifying urinary protein13 Aug 2026US 2026/0235616 A1Nitto Boseki Co., Ltd.
- Test piece for measuring protein and method for measuring protein30 Jul 2026US 2026/0216720 A1FUJIFILM Corporation
- Method and reagent for quantifying protein9 Jul 2026US 2026/0194532 A1Nitto Boseki Co., Ltd.
- Test piece for measuring albumin and method for measuring albumin15 Jan 2026US 2026/0016466 A1FUJIFILM Corporation
- Devices and methods for minimizing hook effect inteference in immunoassays15 Jan 2026US 2026/0016467 A1Siemens Healthcare Diagnostics Inc.
Most cited
By later US patents
- Non-specific protein staining using merocyanine dyes78US 5,616,502 AMolecular Probes, Inc. · 1997
- Labeling of immobilized proteins using dipyrrometheneboron difluoride dyes69US 6,972,326 B2Molecular Probes, Inc. · 2005
- Multi-zone analytical element and method using same36US 4,153,668 AEastman Kodak Company · 1979
- Device and method of assaying for trace mounts of proteins32US 4,960,710 AMiles Inc. · 1990
- Diagnostic means for the detection of protein in body fluids29US 4,013,416 ABoehringer Mannheim GmbH · 1977