A61J 1/145
Using air filters
Official title: {using air filters}
A61J1/145 (Using air filters) appears on 100 US grants and 77 published applications in this corpus.
Search patents in A61J- Granted patents
- 100
- Published applications
- 77
- Assignees
- 74
- Inventors
- 194
- 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 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 3 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 4 | 0 |
| 1991 | 6 | 0 |
| 1992 | 5 | 0 |
| 1993 | 7 | 0 |
| 1994 | 5 | 0 |
| 1995 | 1 | 0 |
| 1996 | 6 | 0 |
| 1997 | 4 | 0 |
| 1998 | 2 | 0 |
| 1999 | 2 | 0 |
| 2000 | 2 | 0 |
| 2001 | 2 | 0 |
| 2002 | 0 | 2 |
| 2003 | 0 | 2 |
| 2004 | 2 | 5 |
| 2005 | 1 | 3 |
| 2006 | 4 | 5 |
| 2007 | 1 | 6 |
| 2008 | 1 | 2 |
| 2009 | 2 | 1 |
| 2010 | 1 | 6 |
| 2011 | 5 | 2 |
| 2012 | 2 | 1 |
| 2013 | 2 | 0 |
| 2014 | 1 | 3 |
| 2015 | 0 | 3 |
| 2016 | 4 | 1 |
| 2017 | 3 | 1 |
| 2018 | 0 | 2 |
| 2019 | 0 | 18 |
| 2020 | 3 | 6 |
| 2021 | 2 | 2 |
| 2022 | 1 | 2 |
| 2023 | 3 | 1 |
| 2024 | 2 | 0 |
| 2025 | 1 | 2 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Infusion cartridge and infusion pump27 Jan 2026US 12,533,294 B2Terumo Kabushiki Kaisha
- Gas permeable sealing member for drug container and methods of assembly25 Feb 2025US 12,233,026 B2Amgen Inc.
- Sterile and sterilized package for administration of medicinal or nutritional substances24 Sep 2024US 12,097,168 B2ADIENNE Pharma & Biotech SA
- System and method for storing pharmaceuticals or biological media9 Jan 2024US 11,865,071 B2Saint-Gobain Performance Plastics Corporation
- Container, particularly for medical products, pharmaceuticals, cosmetics, food or the like24 Oct 2023US 11,793,718 B2Lameplast S.p.A.
- Multistage valve system for multidose bottles5 Mar 2026US 2026/0062181 A1Alcon Inc.
- Gas permeable sealing member for drug container and methods of assembly29 May 2025US 2025/0170020 A1Amgen Inc.
- Sterile or sterilized package for administration of medicinal or nutritional substances16 Jan 2025US 2025/0017820 A1ADIENNE Pharma & Biotech SA
- Gas permeable sealing member for drug container and methods of assembly21 Dec 2023US 2023/0404850 A1Amgen Inc.
- Infusion cartridge and infusion pump15 Sep 2022US 2022/0287912 A1Terumo Kabushiki Kaisha
Most cited
By later US patents
- Method and apparatus for contamination-free transfer of a hazardous drug236US 8,196,614 B2Plastmed Ltd. · 2012
- Method and apparatus for contamination-free transfer of a hazardous drug172US 8,267,127 B2Plastmed Ltd. · 2012
- Transfer device and cap assembly for use with a container and the transfer device127US 7,140,401 B2Bristol-Myers Squibb Company · 2006
- Dispenser for dispersing sterile solutions116US 5,238,153 APilkington Visioncare, Inc. · 1993
- Non-collapsible medical fluid container with air vent filter101US 4,301,799 ABaxter Travenol Laboratories, Inc. · 1981