B01F 21/501
Tablet canisters provided with perforated walls, sieves, grids or filters
Official title: {Tablet canisters provided with perforated walls, sieves, grids or filters}
B01F21/501 (Tablet canisters provided with perforated walls, sieves, grids or filters) appears on 24 US grants and 22 published applications in this corpus.
Search patents in B01F- Granted patents
- 24
- Published applications
- 22
- Assignees
- 11
- Inventors
- 30
- Latest grant
- 28 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 2 | 2 |
| 2003 | 1 | 0 |
| 2004 | 0 | 2 |
| 2005 | 1 | 3 |
| 2006 | 3 | 3 |
| 2007 | 1 | 2 |
| 2008 | 1 | 0 |
| 2009 | 3 | 2 |
| 2010 | 1 | 1 |
| 2011 | 2 | 1 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 1 |
| 2018 | 0 | 0 |
| 2019 | 1 | 1 |
| 2020 | 0 | 1 |
| 2021 | 0 | 0 |
| 2022 | 2 | 0 |
| 2023 | 0 | 1 |
| 2024 | 0 | 0 |
| 2025 | 0 | 1 |
| 2026 | 2 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Beverage ingredient accessory device28 Jul 2026US 12,691,424 B2
- Inline filterwell floating weir dispenser28 Apr 2026US 12,612,319 B2King Technology, Inc.
- Devices and systems for water treatment30 Aug 2022US 11,427,488 B2Innovative Water Care, LLC
- System and method for dissolving detergent tablets or granulate28 Jun 2022US 11,369,249 B2Graff Pehrson Vesterager GmbH
- Solid chemistry enclosure with safety lock for dispensing applications29 Oct 2019US 10,456,756 B2Ecolab USA Inc.
- Mixer for dissolving tablets24 Sep 2026US 2026/0284616 A1
- Beverage Ingredient Accessory Device23 Jan 2025US 2025/0025844 A1
- Inline filterwell floating weir dispenser21 Sep 2023US 2023/0295024 A1King Technology, Inc.
- Devices and systems for water treatment5 Nov 2020US 2020/0346175 A1Innovative Water Care, LLC
- Solid chemistry enclosure with safety lock for dispensing applications14 Feb 2019US 2019/0046935 A1Ecolab USA Inc.
Most cited
By later US patents
- Portable intravenous solution preparation apparatus and method98US 5,259,954 ASepratech · 1993
- Reagent/drug cartridge86US 5,725,777 APrismedical Corporation · 1998
- Hydraulic nozzle used especially as a shower attachment, with sprayer comprising a chamber for mixing toilet products in tablet form with water33US 5,957,387 A1999
- Apparatus for dissolving and dispensing fertilizer to either of two water streams of different pressure26US 4,026,673 A1977
- Chlorination apparatus and method18US 6,337,024 B12002