G01N 21/82
Producing a precipitate or turbidity
Official title: producing a precipitate or turbidity
G01N21/82 (Producing a precipitate or turbidity) appears on 349 US grants and 390 published applications in this corpus.
Search patents in G01N- Granted patents
- 349
- Published applications
- 390
- Assignees
- 244
- Inventors
- 970
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 6 | 0 |
| 1979 | 2 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 3 | 0 |
| 1984 | 4 | 0 |
| 1985 | 3 | 0 |
| 1986 | 5 | 0 |
| 1987 | 1 | 0 |
| 1988 | 8 | 0 |
| 1989 | 7 | 0 |
| 1990 | 3 | 0 |
| 1991 | 7 | 0 |
| 1992 | 11 | 0 |
| 1993 | 11 | 0 |
| 1994 | 4 | 0 |
| 1995 | 5 | 0 |
| 1996 | 5 | 0 |
| 1997 | 5 | 0 |
| 1998 | 2 | 0 |
| 1999 | 3 | 0 |
| 2000 | 4 | 0 |
| 2001 | 2 | 1 |
| 2002 | 0 | 4 |
| 2003 | 0 | 2 |
| 2004 | 5 | 7 |
| 2005 | 3 | 5 |
| 2006 | 2 | 6 |
| 2007 | 2 | 8 |
| 2008 | 2 | 5 |
| 2009 | 2 | 9 |
| 2010 | 6 | 17 |
| 2011 | 7 | 11 |
| 2012 | 4 | 18 |
| 2013 | 6 | 19 |
| 2014 | 15 | 11 |
| 2015 | 9 | 26 |
| 2016 | 14 | 25 |
| 2017 | 13 | 34 |
| 2018 | 24 | 23 |
| 2019 | 15 | 24 |
| 2020 | 22 | 26 |
| 2021 | 20 | 22 |
| 2022 | 12 | 23 |
| 2023 | 17 | 21 |
| 2024 | 21 | 19 |
| 2025 | 14 | 12 |
| 2026 | 8 | 12 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Methods for detecting aberrant results caused by incomplete delivery of a polyhapten reagent in immunoassays22 Sep 2026US 12,742,774 B2Siemens Healthcare Diagnostics Inc.
- Method for evaluating resist polymer25 Aug 2026US 12,716,841 B2Maruzen Petrochemical Co., Ltd.
- Fluid testing system5 May 2026US 12,618,774 B2Instrumentation Laboratory Company
- Field-deployable multiplexed sampling and monitoring device and bacterial contamination measurement method7 Apr 2026US 12,595,447 B2Fluidion SAS
- Non-intrusive laser-based technique for monitor and control of protein denaturation on surfaces31 Mar 2026US 12,592,371 B2University of Wyoming
- Method for determining flocculation state and method of flocculation treatment13 Aug 2026US 2026/0234036 A1Kurita Water Industries Ltd.
- Flocculation state determination method and flocculation treatment method30 Jul 2026US 2026/0219151 A1Kurita Water Industries Ltd.
- Cloud point measuring apparatus for silicone surfactant30 Jul 2026US 2026/0219219 A1Jiangsu Hengguang New Material Co., Ltd.
- Analysis device, determination method, and prediction method16 Jul 2026US 2026/0202343 A1Hitachi High-Tech Corporation
- Method of measuring target substance, and reagent therefor18 Jun 2026US 2026/0168992 A1Canon Kabushiki Kaisha
Most cited
By later US patents