A61M 16/0447
Bell, canopy or umbrella shaped
Official title: {Bell, canopy or umbrella shaped}
A61M16/0447 (Bell, canopy or umbrella shaped) appears on 80 US grants and 110 published applications in this corpus.
Search patents in A61M- Granted patents
- 80
- Published applications
- 110
- Assignees
- 52
- Inventors
- 158
- Latest grant
- 28 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 4 | 0 |
| 1997 | 0 | 0 |
| 1998 | 5 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 2 | 0 |
| 2003 | 0 | 1 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 3 |
| 2007 | 1 | 0 |
| 2008 | 1 | 4 |
| 2009 | 0 | 5 |
| 2010 | 0 | 4 |
| 2011 | 1 | 7 |
| 2012 | 0 | 5 |
| 2013 | 2 | 1 |
| 2014 | 5 | 9 |
| 2015 | 2 | 9 |
| 2016 | 5 | 11 |
| 2017 | 5 | 6 |
| 2018 | 6 | 7 |
| 2019 | 5 | 5 |
| 2020 | 7 | 13 |
| 2021 | 3 | 3 |
| 2022 | 5 | 4 |
| 2023 | 4 | 5 |
| 2024 | 1 | 4 |
| 2025 | 3 | 2 |
| 2026 | 3 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Systems and methods for flushing an assessment catheter28 Jul 2026US 12,690,814 B2Pulmonx Corporation
- Ventilation assistance device14 Jul 2026US 12,678,320 B2Lma Optimizer B.V.
- System and method for avoiding leakage in endotracheal tube with single or double cuff14 Apr 2026US 12,599,736 B2Medical Technology for Life
- Dual suction tube21 Oct 2025US 12,447,299 B2
- Systems and methods for obtaining cardiovascular parameters1 Jul 2025US 12,343,173 B2Covidien LP
- Ventilation assistance device23 Apr 2026US 2026/0108373 A1Lma Optimizer B.V.
- Medical tubes for selective mechanical ventilation of the lungs12 Mar 2026US 2026/0069807 A1
- Systems and methods for obtaining cardiovascular parameters27 Nov 2025US 2025/0359823 A1Covidien LP
- Airway management device and method of manufacture16 Oct 2025US 2025/0319272 A1Delta T, LLC
- System and method for avoiding leakage in endotracheal tube with single or double cuff7 Nov 2024US 2024/0366893 A1Medical Technology for Life
Most cited
By later US patents
- Thin layer ablation apparatus1,138US 5,505,730 A1996
- Thin layer ablation apparatus650US 5,558,672 AVidacare Corporation · 1996
- Thin layer ablation apparatus611US 5,569,241 AVidacare Corporation · 1996
- Respiratory assistance apparatus141US 6,467,482 B12002
- Thin layer ablation apparatus136US 5,827,273 A1998