A61M 16/047
Masks, filters, surgical pads, devices for absorbing secretions, specially adapted therefor
Official title: {Masks, filters, surgical pads, devices for absorbing secretions, specially adapted therefor}
A61M16/047 (Masks, filters, surgical pads, devices for absorbing secretions, specially adapted therefor) appears on 139 US grants and 178 published applications in this corpus.
Search patents in A61M- Granted patents
- 139
- Published applications
- 178
- Assignees
- 81
- Inventors
- 315
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 6 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 4 | 0 |
| 1998 | 4 | 0 |
| 1999 | 3 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 1 |
| 2002 | 2 | 1 |
| 2003 | 4 | 1 |
| 2004 | 3 | 2 |
| 2005 | 1 | 6 |
| 2006 | 2 | 1 |
| 2007 | 1 | 4 |
| 2008 | 1 | 4 |
| 2009 | 2 | 6 |
| 2010 | 1 | 8 |
| 2011 | 1 | 4 |
| 2012 | 1 | 8 |
| 2013 | 4 | 10 |
| 2014 | 6 | 9 |
| 2015 | 8 | 9 |
| 2016 | 7 | 8 |
| 2017 | 3 | 3 |
| 2018 | 9 | 8 |
| 2019 | 5 | 9 |
| 2020 | 3 | 8 |
| 2021 | 7 | 20 |
| 2022 | 4 | 17 |
| 2023 | 6 | 12 |
| 2024 | 7 | 6 |
| 2025 | 12 | 6 |
| 2026 | 3 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Tracheostomy accessory and methods of use18 Aug 2026US 12,708,729 B2Board of Supervisors of Louisiana State University and Agricultural and Mechanical College
- Tracheostoma device holder11 Aug 2026US 12,702,778 B2Coloplast A/S
- Tracheal bib26 May 2026US 12,636,450 B1
- Cold sterilizable protective mask16 Dec 2025US 12,496,472 B1
- Securement device for medical tubing14 Oct 2025US 12,440,635 B2
- Tracheal cannula and use of a cannula shield9 Jul 2026US 2026/0192071 A1Andreas Fahl Medizintechnik—Vertrieb GmbH
- Connector means, tape, tracheal cannula and use of a connector means9 Jul 2026US 2026/0192075 A1Andreas Fahl Medizintech-Nik-Vertrieb GmbH
- Heat and moisture exchange medical devices30 Apr 2026US 2026/0115402 A1Hansa Medical Products, Inc.
- Method for manufacturing oropharyngeal mask and oropharyngeal mask23 Apr 2026US 2026/0108691 A1Transin Biomedical Co., Ltd.
- Securement device for medical tubing9 Apr 2026US 2026/0097177 A1
Most cited
By later US patents
- Universal bandage with transparent dressing340US 4,917,112 AKalt Medical Corporation · 1990
- Transparent tracheostomy tube dressing166US 5,000,741 AKalt Medical Corporation · 1991
- Anti-disconnect apparatus and method, for breathing systems99US 5,282,463 AHammer-Plane, Inc. · 1994
- Anchoring and occluding surgical dressing93US 4,221,215 A1980
- Hand powered suction device with mucus trap and suction catheter for tracheostomy tubes90US 8,181,651 B2Passy-Muir, Inc. · 2012