F24F 2221/28
Details or features not otherwise provided for: using the coanda effect
Official title: using the Coanda effect
F24F2221/28 (Details or features not otherwise provided for: using the coanda effect) appears on 87 US grants and 102 published applications in this corpus.
Search patents in F24F- Granted patents
- 87
- Published applications
- 102
- Assignees
- 39
- Inventors
- 206
- Latest grant
- 27 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 2 | 2 |
| 2004 | 1 | 2 |
| 2005 | 2 | 2 |
| 2006 | 2 | 2 |
| 2007 | 0 | 1 |
| 2008 | 1 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 5 |
| 2011 | 1 | 1 |
| 2012 | 1 | 3 |
| 2013 | 3 | 5 |
| 2014 | 5 | 7 |
| 2015 | 3 | 7 |
| 2016 | 5 | 7 |
| 2017 | 8 | 5 |
| 2018 | 3 | 9 |
| 2019 | 4 | 1 |
| 2020 | 5 | 6 |
| 2021 | 7 | 11 |
| 2022 | 3 | 6 |
| 2023 | 7 | 11 |
| 2024 | 9 | 3 |
| 2025 | 9 | 1 |
| 2026 | 1 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Air conditioner27 Jan 2026US 12,535,242 B2Samsung Electronics Co., Ltd.
- Ventilation regulation system, air regulation apparatus for use therewith and drum segment forming part of the regulation apparatus18 Nov 2025US 12,474,080 B2EffectiV Inc.
- Air conditioner11 Nov 2025US 12,467,657 B2Samsung Electronics Co., Ltd.
- Blower28 Oct 2025US 12,455,096 B2LG Electronics Inc.
- Active airflow inhibiting apparatus26 Aug 2025US 12,398,899 B2Wirth Doors Limited
- Method and coanda-effect apparatus for enhanced upper-air uv-c air sanitation27 Aug 2026US 2026/0251340 A1
- Air purifier30 Jul 2026US 2026/0218930 A1Coway Co., Ltd.
- Air cleaner28 May 2026US 2026/0146762 A1LG Electronics Inc.
- Blower29 Jan 2026US 2026/0029153 A1LG Electronics Inc.
- Air Conditioner and Air Deflector Thereof31 Jul 2025US 2025/0244045 A1Gd Midea Heating & Ventilating Equipment Co., Ltd.
Most cited
By later US patents
- Airflow modification apparatus and method121US 9,725,178 B22017
- Humidifying apparatus54US 8,356,804 B2Dyson Technology Limited · 2013
- Humidifying apparatus41US 8,783,663 B2Dyson Technology Limited · 2014
- Fan assembly31US 8,408,869 B2Dyson Technology Limited · 2013
- Fan assembly24US 8,932,028 B2Dyson Technology Limited · 2015