A61M 2016/0042
In the expiratory circuit
Official title: {in the expiratory circuit}
A61M2016/0042 (In the expiratory circuit) appears on 449 US grants and 572 published applications in this corpus.
Search patents in A61M- Granted patents
- 449
- Published applications
- 572
- Assignees
- 213
- Inventors
- 876
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 3 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 2 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 7 | 0 |
| 1995 | 3 | 0 |
| 1996 | 2 | 0 |
| 1997 | 4 | 0 |
| 1998 | 7 | 0 |
| 1999 | 9 | 0 |
| 2000 | 9 | 0 |
| 2001 | 7 | 3 |
| 2002 | 6 | 11 |
| 2003 | 15 | 11 |
| 2004 | 8 | 8 |
| 2005 | 3 | 18 |
| 2006 | 8 | 18 |
| 2007 | 3 | 14 |
| 2008 | 5 | 22 |
| 2009 | 10 | 22 |
| 2010 | 11 | 19 |
| 2011 | 16 | 35 |
| 2012 | 12 | 19 |
| 2013 | 34 | 25 |
| 2014 | 22 | 29 |
| 2015 | 15 | 31 |
| 2016 | 16 | 19 |
| 2017 | 15 | 27 |
| 2018 | 19 | 26 |
| 2019 | 12 | 23 |
| 2020 | 27 | 23 |
| 2021 | 25 | 45 |
| 2022 | 17 | 24 |
| 2023 | 19 | 35 |
| 2024 | 35 | 32 |
| 2025 | 22 | 22 |
| 2026 | 11 | 11 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- System and method for controlling valve6 Oct 2026US 12,752,072 B2Koninklijke Philips N. V.
- Breathing assistance apparatus8 Sep 2026US 12,728,220 B2Fisher & Paykel Healthcare Limited
- Systems and methods of detecting incorrect connections in a humidification system11 Aug 2026US 12,702,772 B2Fisher & Paykel Healthcare Limited
- Ventilator comprising operating device having haptic feedback19 May 2026US 12,629,490 B2Hamilton Medical AG
- Aerosol delivery system and method28 Apr 2026US 12,611,513 B2Stamford Devices Limited
- System and method for airway muscle activation using air pressure routines8 Oct 2026US 2026/0306768 A1NovaResp Technologies Inc.
- Respiration device and system for positive pressure ventilation and continuous positive airway pressure treatment for neonatal resuscitation2 Jul 2026US 2026/0183501 A1Salk - GemeinnüTzige Salzburger Landeskliniken Betriebsgesellschaft Mbh
- Medical device with alarm organization28 May 2026US 2026/0144945 A1Drägerwerk AG & Co. KGaA
- Inhalation System28 May 2026US 2026/0144949 A1General Biophysics LLC
- Anesthesia system and process for controlling gas quantities in an anesthesia system14 May 2026US 2026/0131092 A1Drägerwerk AG & Co. KGaA
Most cited
By later US patents
- Intelligent inhaler providing feedback to both patient and medical professional705US 5,363,842 ACircadian, Inc. · 1994
- Method and apparatus for delivering aerosol to the airways and/or lungs of a patient398US 4,819,629 ASiemens Aktiengesellschaft · 1989
- System and method for flow triggering of pressure supported ventilation365US 5,161,525 APuritan-Bennett Corporation · 1992
- System and method for flow triggering of pressure supported ventilation by comparison of inhalation and exhalation flow rates337US 5,660,171 APuritan-Bennett Corporation · 1997
- Patient monitoring, diagnosis, and/or therapy systems and methods322US 7,787,946 B2Cardiac Pacemakers, Inc. · 2010