G01N 21/05
Flow-through cuvettes
Official title: Flow-through cuvettes (G01N21/09 takes precedence; handling fluid samples G01N1/10)
G01N21/05 (Flow-through cuvettes) appears on 1,985 US grants and 2,219 published applications in this corpus.
Search patents in G01N- Granted patents
- 1,985
- Published applications
- 2,219
- Assignees
- 1,105
- Inventors
- 4,488
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 5 | 0 |
| 1978 | 3 | 0 |
| 1979 | 3 | 0 |
| 1980 | 5 | 0 |
| 1981 | 5 | 0 |
| 1982 | 2 | 0 |
| 1983 | 3 | 0 |
| 1984 | 3 | 0 |
| 1985 | 6 | 0 |
| 1986 | 8 | 0 |
| 1987 | 9 | 0 |
| 1988 | 12 | 0 |
| 1989 | 14 | 0 |
| 1990 | 6 | 0 |
| 1991 | 20 | 0 |
| 1992 | 18 | 0 |
| 1993 | 12 | 0 |
| 1994 | 15 | 0 |
| 1995 | 22 | 0 |
| 1996 | 15 | 0 |
| 1997 | 15 | 0 |
| 1998 | 19 | 0 |
| 1999 | 19 | 0 |
| 2000 | 24 | 0 |
| 2001 | 29 | 8 |
| 2002 | 19 | 42 |
| 2003 | 41 | 40 |
| 2004 | 22 | 68 |
| 2005 | 28 | 56 |
| 2006 | 46 | 94 |
| 2007 | 50 | 96 |
| 2008 | 53 | 68 |
| 2009 | 53 | 101 |
| 2010 | 54 | 83 |
| 2011 | 73 | 75 |
| 2012 | 68 | 103 |
| 2013 | 68 | 101 |
| 2014 | 73 | 100 |
| 2015 | 81 | 97 |
| 2016 | 94 | 93 |
| 2017 | 93 | 118 |
| 2018 | 82 | 98 |
| 2019 | 105 | 115 |
| 2020 | 104 | 100 |
| 2021 | 93 | 113 |
| 2022 | 97 | 107 |
| 2023 | 72 | 98 |
| 2024 | 90 | 95 |
| 2025 | 72 | 94 |
| 2026 | 56 | 56 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Etendue-preserving Raman sampling optics6 Oct 2026US 12,754,130 B2Endress+Hauser Optical Analysis, Inc.
- Apparatus and methods for fluorescence imaging using radiofrequency-multiplexed excitation22 Sep 2026US 12,742,731 B2The Regents of the University of California
- Method for detecting soiling22 Sep 2026US 12,742,738 B2BRAVE Analytics GmbH
- Device with a measuring cell for measuring a measured variable of a medium flowing through a measuring cell15 Sep 2026US 12,736,461 B2Endress+Hauser Conducta GmbH+Co. KG
- Measurement instrument, measurement device, measurement system, and measurement method15 Sep 2026US 12,736,462 B2HORIBA Advanced Techno, Co., Ltd.
- 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.
- Integrated optoelectronic read head and fluidic cartridge useful for nucleic acid sequencing24 Sep 2026US 2026/0284666 A1Illumina, Inc.
- Optical analysis device3 Sep 2026US 2026/0259134 A1Ebara Jitsugyo Co., Ltd.
- Flow cell for optical spectroscopy, and method for monitoring biotechnological processes27 Aug 2026US 2026/0251554 A1Schott AG
Most cited
By later US patents
- Silicon-based sleeve devices for chemical reactions516US 5,589,136 AThe Regents of the University of California · 1996
- Air gas analyzer window and a method for producing such a window494US 7,629,039 B2Phasein AB · 2009
- Methods and products for analyzing polymers345US 6,355,420 B1U.S. Genomics, Inc. · 2002
- Blood parameter measurement device309US 6,009,339 ATerumo Cardiovascular Systems Corporation · 1999
- Ultra high throughput microfluidic analytical systems and methods299US 6,358,387 B1Caliper Technologies Corp. · 2002