G01N 2001/305
Fixative compositions
Official title: {Fixative compositions}
G01N2001/305 (Fixative compositions) appears on 198 US grants and 262 published applications in this corpus.
Search patents in G01N- Granted patents
- 198
- Published applications
- 262
- Assignees
- 166
- Inventors
- 558
- Latest grant
- 21 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 3 | 0 |
| 1984 | 1 | 0 |
| 1985 | 3 | 0 |
| 1986 | 10 | 0 |
| 1987 | 3 | 0 |
| 1988 | 0 | 0 |
| 1989 | 3 | 0 |
| 1990 | 3 | 0 |
| 1991 | 2 | 0 |
| 1992 | 5 | 0 |
| 1993 | 3 | 0 |
| 1994 | 1 | 0 |
| 1995 | 5 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 2 |
| 2002 | 3 | 2 |
| 2003 | 1 | 2 |
| 2004 | 1 | 2 |
| 2005 | 0 | 2 |
| 2006 | 0 | 2 |
| 2007 | 1 | 2 |
| 2008 | 1 | 2 |
| 2009 | 1 | 3 |
| 2010 | 3 | 3 |
| 2011 | 3 | 2 |
| 2012 | 2 | 3 |
| 2013 | 2 | 1 |
| 2014 | 1 | 7 |
| 2015 | 3 | 10 |
| 2016 | 4 | 11 |
| 2017 | 9 | 24 |
| 2018 | 11 | 18 |
| 2019 | 13 | 26 |
| 2020 | 12 | 20 |
| 2021 | 8 | 23 |
| 2022 | 17 | 19 |
| 2023 | 15 | 17 |
| 2024 | 9 | 19 |
| 2025 | 15 | 23 |
| 2026 | 11 | 17 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Zwitterionic crosslinkers, hydrogels comprising zwitterionic crosslinkers, and methods for making and using21 Jul 2026US 12,686,758 B2University of Idaho
- Methods and devices for manipulating biological samples30 Jun 2026US 12,669,416 B2Singular Genomics Systems, Inc.
- Method for extracting a part of a microscopic sample2 Jun 2026US 12,644,803 B2Leica Microsystems CMS GmbH
- Fixative solution and method of preparation of biological sample14 Apr 2026US 12,601,660 B2
- Methods and systems for preparing and analyzing cellular samples for morphological characteristics and biomarker expression31 Mar 2026US 12,590,871 B2Roche Diagnostics Hematology, Inc.
- Method and system for generating a marker and processing a microscopic sample17 Sep 2026US 2026/0276490 A1Leica Microsystems CMS GmbH
- Methods and devices for manipulating biological samples17 Sep 2026US 2026/0276491 A1Singular Genomics Systems, Inc.
- Methods and kits for intracellular amplification and sequencing (fluorescently labeled intracellular genomics (fling))3 Sep 2026US 2026/0258489 A1Arizona Board of Regents on behalf of Arizona State University
- Methods for antigen retrieval of a fixed sample for multiple applications3 Sep 2026US 2026/0259141 A1Resolve BioSciences GmbH
- Methods and compositions for fixed sample analysis16 Jul 2026US 2026/0202287 A1BioSkryb Genomics, Inc.
Most cited
By later US patents
- Method and system for imaging and analysis of a biological specimen157US 10,495,554 B2The Board of Trustees of the Leland Stanford Junior University · 2019
- High quality, continuous throughput, tissue fixation-dehydration-fat removal-impregnation method132US 6,207,408 B1University of Miami · 2001
- Cell fixative composition and method of staining cells without destroying the cell surface104US 5,422,277 AOrtho Diagnostic Systems Inc. · 1995
- Protein retention expansion microscopy74US 10,317,321 B2Massachusetts Institute of Technology · 2019
- Method and composition for preserving antigens and nucleic acids and process for utilizing cytological material produced by same72US 5,849,517 AStreck Laboratories, Inc. · 1998