A61L 2209/14
Filtering means
A61L2209/14 (Filtering means) appears on 880 US grants and 1,629 published applications in this corpus.
Search patents in A61L- Granted patents
- 880
- Published applications
- 1,629
- Assignees
- 777
- Inventors
- 2,936
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 2 |
| 2005 | 1 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 2 |
| 2009 | 0 | 3 |
| 2010 | 2 | 21 |
| 2011 | 3 | 31 |
| 2012 | 10 | 30 |
| 2013 | 14 | 28 |
| 2014 | 17 | 35 |
| 2015 | 12 | 33 |
| 2016 | 36 | 36 |
| 2017 | 18 | 81 |
| 2018 | 34 | 83 |
| 2019 | 55 | 70 |
| 2020 | 65 | 95 |
| 2021 | 78 | 200 |
| 2022 | 92 | 310 |
| 2023 | 105 | 253 |
| 2024 | 120 | 158 |
| 2025 | 134 | 93 |
| 2026 | 80 | 64 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- System and method of disinfection6 Oct 2026US 12,752,033 B2UV Partners, Inc.
- Portable breathing air filtering device and method6 Oct 2026US 12,752,231 B2King Abdullah University of Science and Technology
- Methods and apparatus for generating atmospheric pressure, low temperature plasma6 Oct 2026US 12,757,313 B2TellaPure, LLC
- Humidifier29 Sep 2026US 12,747,879 B2LG Electronics Inc.
- Appliance air freshener29 Sep 2026US 12,747,904 B2Electrolux Home Products, Inc.
- Portable ozone generator for biocidal air and surface treatment8 Oct 2026US 2026/0306693 A1HS Ultra LLC
- System and method for air decontamination24 Sep 2026US 2026/0284251 A1
- Protective mask17 Sep 2026US 2026/0272078 A1Intellisafe LLC
- Photocatalytic gate especially for air and surface disinfection3 Sep 2026US 2026/0256976 A1
- Device for emitting cleansing gasses27 Aug 2026US 2026/0248975 A1
Most cited
By later US patents
- Surgical evacuation system with a communication circuit for communication between a filter and a smoke evacuation device165US 10,898,622 B2Ethicon, Inc. · 2021
- Dual in-series large and small droplet filters67US 11,045,591 B2Cilag GmbH International · 2021
- Ultraviolet-based detection and sterilization63US 9,572,903 B2Sensor Electronic Technology, Inc. · 2017
- Ultraviolet air enhancement and laser plume evacuation method and system61US 5,047,072 ASurgical Laser Products, Inc. · 1991
- Biofilter for removal of nitrogen oxides from contaminated gases under aerobic conditions54US 5,795,751 ALockheed Martin Idaho Technologies Company · 1998