G01N 21/03
Cuvette constructions
G01N21/03 (Cuvette constructions) appears on 4,967 US grants and 5,432 published applications in this corpus.
Search patents in G01N- Granted patents
- 4,967
- Published applications
- 5,432
- Assignees
- 2,486
- Inventors
- 11,031
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 27 | 0 |
| 1977 | 17 | 0 |
| 1978 | 13 | 0 |
| 1979 | 7 | 0 |
| 1980 | 27 | 0 |
| 1981 | 21 | 0 |
| 1982 | 12 | 0 |
| 1983 | 18 | 0 |
| 1984 | 16 | 0 |
| 1985 | 19 | 0 |
| 1986 | 31 | 0 |
| 1987 | 50 | 0 |
| 1988 | 46 | 0 |
| 1989 | 40 | 0 |
| 1990 | 37 | 0 |
| 1991 | 53 | 0 |
| 1992 | 59 | 0 |
| 1993 | 47 | 0 |
| 1994 | 48 | 0 |
| 1995 | 56 | 0 |
| 1996 | 50 | 0 |
| 1997 | 43 | 0 |
| 1998 | 54 | 0 |
| 1999 | 61 | 0 |
| 2000 | 64 | 0 |
| 2001 | 68 | 19 |
| 2002 | 44 | 118 |
| 2003 | 83 | 103 |
| 2004 | 66 | 147 |
| 2005 | 67 | 171 |
| 2006 | 93 | 198 |
| 2007 | 114 | 204 |
| 2008 | 116 | 186 |
| 2009 | 123 | 253 |
| 2010 | 154 | 222 |
| 2011 | 156 | 187 |
| 2012 | 172 | 217 |
| 2013 | 165 | 229 |
| 2014 | 159 | 237 |
| 2015 | 190 | 259 |
| 2016 | 224 | 228 |
| 2017 | 223 | 263 |
| 2018 | 224 | 281 |
| 2019 | 240 | 292 |
| 2020 | 250 | 262 |
| 2021 | 208 | 257 |
| 2022 | 221 | 257 |
| 2023 | 185 | 241 |
| 2024 | 201 | 254 |
| 2025 | 192 | 205 |
| 2026 | 113 | 142 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- G01N 21/05Flow-through cuvettes1,985
- G01N 2021/0346Capillary cellsIndexing code1,081
- G01N 21/0303Optical path conditioning in cuvettes986
- G01N 21/031Multipass arrangements587
- G01N 21/0332With temperature control487
- G01N 21/07Centrifugal type cuvettes421
- G01N 2021/0325Cells for testing reactionsIndexing code260
- G01N 2021/0378ShapesIndexing code172
All 19 subgroupsShow fewer
- G01N 2021/0389WindowsIndexing code165
- G01N 2021/036Transformable, modifiableIndexing code84
- G01N 21/09Adapted to resist hostile environments or corrosive or abrasive materials81
- G01N 2021/0364Flexible, compressibleIndexing code80
- G01N 21/0317High pressure cuvettes79
- G01N 2021/0321One time use cellsIndexing code75
- G01N 2021/0367Supports of cellsIndexing code75
- G01N 2021/0339Holders for solids, powdersIndexing code71
- G01N 2021/0357Sets of cuvettesIndexing code68
- G01N 2021/0385Diffusing membraneIndexing code45
- G01N 2021/0342Solid sample being immersedIndexing code24
Recent patents
- Systems and methods for determining presence and/or characteristics of target analytes in a sample6 Oct 2026US 12,752,273 B2Conservation X Labs, Inc
- Method for determining a cuvette form correction value6 Oct 2026US 12,754,053 B2Hach Lange GmbH
- Etendue-preserving Raman sampling optics6 Oct 2026US 12,754,130 B2Endress+Hauser Optical Analysis, Inc.
- Biochemical substance analysis system, method, and device6 Oct 2026US 12,754,135 B2MGI Tech Co., Ltd.
- Nano and microscale patterned surfaces for centering a droplet29 Sep 2026US 12,748,057 B2Thermo Electron Scientific Instruments LLC
- Continuous scanning optical assembly and method of use thereof8 Oct 2026US 2026/0309624 A1Truvian Sciences, Inc.
- Specimen testing plate structure, specimen testing apparatus, and specimen testing method1 Oct 2026US 2026/0298779 A1Canon Kabushiki Kaisha
- Optical filtering in absorbance detectors1 Oct 2026US 2026/0298801 A1
- Flow cells and methods for analyzing liquids at vacuum ultraviolet (vuv) wavelengths1 Oct 2026US 2026/0298802 A1VUV Analytics, Inc.
- High-Dynamic-Range Laser Absorption Spectrometer1 Oct 2026US 2026/0298817 A1California Institute of Technology
Most cited
By later US patents
- Capillary flow device951US 4,963,498 ABiotrack, Inc. · 1990
- Device for use in chemical test procedures873US 5,141,868 AInternationale Octrooi Maatschappij "Octropa" B.V. · 1992
- Fiber-optic physiological probes732US 4,925,268 AAbbott Laboratories · 1990
- Method of sequencing a nucleic acid693US 7,244,559 B2454 Life Sciences Corporation · 2007
- Method of sequencing a nucleic acid643US 7,264,929 B2454 Life Sciences Corporation · 2007