B01F 21/02
Methods
Official title: {Methods}
B01F21/02 (Methods) appears on 63 US grants and 67 published applications in this corpus.
Search patents in B01F- Granted patents
- 63
- Published applications
- 67
- Assignees
- 62
- Inventors
- 198
- Latest grant
- 6 May 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 4 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 2 | 2 |
| 2003 | 0 | 1 |
| 2004 | 0 | 2 |
| 2005 | 2 | 2 |
| 2006 | 0 | 0 |
| 2007 | 2 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 1 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 2 |
| 2013 | 1 | 0 |
| 2014 | 1 | 6 |
| 2015 | 2 | 4 |
| 2016 | 1 | 2 |
| 2017 | 2 | 4 |
| 2018 | 5 | 4 |
| 2019 | 3 | 4 |
| 2020 | 3 | 6 |
| 2021 | 2 | 6 |
| 2022 | 4 | 2 |
| 2023 | 1 | 4 |
| 2024 | 4 | 7 |
| 2025 | 3 | 2 |
| 2026 | 0 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method, facility and tank for the manufacture of a liquid acid concentrate used for hemodialysis machines6 May 2025US 12,290,619 B2Fresenius Medical Care Deutschland GmbH
- Methods and systems for co-feeding waste plastics into a refinery14 Jan 2025US 12,195,675 B2Braskem S/A
- Dissolution generator and bottling system and method7 Jan 2025US 12,186,716 B1
- Method and system for the production of a spinning dope composition17 Sep 2024US 12,091,469 B2Treetotextile AB
- Integrated composite overload injection system and working method thereof3 Sep 2024US 12,076,699 B2Hebei Huatong Wires & Cables Group Co., Ltd.
- Method, device, and system for formulating semiconductor material2 Jul 2026US 2026/0183724 A1Samsung Electronics Co., Ltd.
- Solid chemistry dispensing system and method of use12 Feb 2026US 2026/0041800 A1Ecolab USA Inc.
- Dip Tube for Liquid Spray Pump Dispensing Apparatus and Method of Manufacture15 Jan 2026US 2026/0014579 A1Tekni-Plex, Inc.
- Method for preparing bioprocess solution and mixing container1 Jan 2026US 2026/0002119 A1FUJIFILM Corporation
- Printing fluid mixing1 Jan 2026US 2026/0003307 A1Hewlett-Packard Development Company, L. P.
Most cited
By later US patents
- Method of continuous dissolution of polyacrylamide emulsions for enhanced oil recovery (EOR)82US 8,383,560 B2S.P.C.M. SA · 2013
- Dissolving and deaerating method50US 5,044,761 AFuji Photo Film Co., Ltd. · 1991
- Process and arrangement for preparing a solution of cellulose50US 5,094,690 ALenzing Aktiengesellschaft · 1992
- Process and arrangement for preparing a solution of cellulose35US 5,330,567 ALenzing Aktiengesellschaft · 1994
- Method and device for dissolving a solid concentrate34US 8,813,769 B2Fresenius Medical Care Deutschland GmbH · 2014