G01N 1/30
Staining
Official title: Staining; Impregnating {; Fixation; Dehydration; Multistep processes for preparing samples of tissue, cell or nucleic acid material and the like for analysis}
G01N1/30 (Staining) appears on 2,777 US grants and 3,652 published applications in this corpus.
Search patents in G01N- Granted patents
- 2,777
- Published applications
- 3,652
- Assignees
- 1,376
- Inventors
- 6,528
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 11 | 0 |
| 1977 | 9 | 0 |
| 1978 | 12 | 0 |
| 1979 | 4 | 0 |
| 1980 | 9 | 0 |
| 1981 | 6 | 0 |
| 1982 | 6 | 0 |
| 1983 | 9 | 0 |
| 1984 | 2 | 0 |
| 1985 | 9 | 0 |
| 1986 | 14 | 0 |
| 1987 | 11 | 0 |
| 1988 | 5 | 0 |
| 1989 | 17 | 0 |
| 1990 | 11 | 0 |
| 1991 | 21 | 0 |
| 1992 | 16 | 0 |
| 1993 | 20 | 0 |
| 1994 | 22 | 0 |
| 1995 | 23 | 0 |
| 1996 | 23 | 0 |
| 1997 | 33 | 0 |
| 1998 | 32 | 0 |
| 1999 | 31 | 0 |
| 2000 | 33 | 0 |
| 2001 | 40 | 19 |
| 2002 | 44 | 72 |
| 2003 | 42 | 52 |
| 2004 | 38 | 78 |
| 2005 | 34 | 93 |
| 2006 | 35 | 102 |
| 2007 | 37 | 66 |
| 2008 | 43 | 94 |
| 2009 | 45 | 87 |
| 2010 | 63 | 110 |
| 2011 | 70 | 96 |
| 2012 | 72 | 102 |
| 2013 | 93 | 153 |
| 2014 | 97 | 158 |
| 2015 | 124 | 174 |
| 2016 | 109 | 170 |
| 2017 | 97 | 161 |
| 2018 | 143 | 192 |
| 2019 | 140 | 212 |
| 2020 | 152 | 216 |
| 2021 | 124 | 240 |
| 2022 | 158 | 244 |
| 2023 | 154 | 225 |
| 2024 | 163 | 230 |
| 2025 | 168 | 188 |
| 2026 | 103 | 118 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Method and apparatus for processing tissue samples29 Sep 2026US 12,747,422 B2S2 Genomics, Inc.
- Systems and methods for counting cells29 Sep 2026US 12,748,034 B2Thrive Bioscience, Inc.
- Fluorescent ion indicators and their applications29 Sep 2026US 12,748,118 B2AAT Bioquest, Inc.
- Near infrared dyes for biological imaging and optoelectronic devices15 Sep 2026US 12,735,573 B2Mississippi State University
- Sperm nuclei and methods of their manufacture and use8 Sep 2026US 12,728,172 B2Inguran, LLC
- Sixteen color natural killer cell immunoprofiling panel and reagent kit for spectral flow cytometers8 Oct 2026US 2026/0309614 A1
- Hyperspectral Image-Guided Ocular Imager for Alzheimer's Disease Pathologies1 Oct 2026US 2026/0294329 A1Retispec Inc.
- Spatial-dependent analysis of biological material from intact tissue samples1 Oct 2026US 2026/0298778 A1Genentech, Inc.
- Methods of acquiring microscopic images of biological samples1 Oct 2026US 2026/0298828 A1Yale University
- Measurement apparatus and analysis method1 Oct 2026US 2026/0298829 A1
Most cited
By later US patents
- Dispensing assembly with interchangeable cartridge pumps312US 5,316,452 AGilbert Corporation · 1994
- Method and product for localized or spatial detection of nucleic acid in a tissue sample291US 10,030,261 B2Spatial Transcriptomics AB · 2018
- Automated biological reaction apparatus275US 5,595,707 AVentana Medical Systems, Inc. · 1997
- Automated staining apparatus271US 5,439,649 ABioGenex Laboratories · 1995
- Automated molecular pathology apparatus having independent slide heaters263US 6,296,809 B1Ventana Medical Systems, Inc. · 2001