A61M 2202/025
Helium
A61M2202/025 (Helium) appears on 206 US grants and 363 published applications in this corpus.
Search patents in A61M- Granted patents
- 206
- Published applications
- 363
- Assignees
- 134
- Inventors
- 573
- Latest grant
- 2 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 3 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 1 |
| 2002 | 1 | 2 |
| 2003 | 2 | 2 |
| 2004 | 0 | 4 |
| 2005 | 2 | 8 |
| 2006 | 2 | 3 |
| 2007 | 1 | 5 |
| 2008 | 3 | 12 |
| 2009 | 1 | 38 |
| 2010 | 5 | 8 |
| 2011 | 7 | 20 |
| 2012 | 9 | 19 |
| 2013 | 27 | 22 |
| 2014 | 8 | 18 |
| 2015 | 9 | 23 |
| 2016 | 17 | 13 |
| 2017 | 11 | 14 |
| 2018 | 10 | 14 |
| 2019 | 8 | 19 |
| 2020 | 13 | 11 |
| 2021 | 15 | 24 |
| 2022 | 11 | 19 |
| 2023 | 7 | 17 |
| 2024 | 11 | 17 |
| 2025 | 11 | 19 |
| 2026 | 6 | 11 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Gas inhalation device with constant concentration of gas entering respiratory tract and without respiratory resistance2 Jun 2026US 12,642,931 B2
- Device to deliver a predetermined amount of a substance to a natural orifice of the body7 Apr 2026US 12,594,388 B2AptarGroup, Inc.
- Eye treatment apparatus and method with independent pressure sources17 Mar 2026US 12,575,999 B2Balance Ophthalmics, Inc.
- Delivery of medicinal gas in a liquid medium10 Mar 2026US 12,569,628 B2Third Pole, Inc.
- Humidification device communications17 Feb 2026US 12,555,679 B2Fisher & Paykel Healthcare Limited
- Humidification device communications10 Sep 2026US 2026/0269057 A1Fisher & Paykel Healthcare Limited
- Sensing arrangements for medical devices13 Aug 2026US 2026/0232947 A1Fisher & Paykel Healthcare Limited
- Medical face mask9 Jul 2026US 2026/0192073 A1Sallow Pightle Ltd
- Eye treatment apparatus and method with independent pressure sources25 Jun 2026US 2026/0174618 A1Balance Ophthalmics, Inc.
- Simplified atomizer device11 Jun 2026US 2026/0158510 A1Advanced Medical Engineering, LLC
Most cited
By later US patents
- Leucocyte depleting filter device and method of use116US 5,258,127 APall Corporation · 1993
- System for providing flow-targeted ventilation synchronized to a patient's breathing cycle96US 8,020,558 B2CS Medical, Inc. · 2011
- Special gas dose delivery apparatus for respiration equipment95US 5,918,596 AInstrumentarium Corp. · 1999
- Method of gasifying or degasifying a liquid containing cells88US 5,902,747 ACompact Membrane Systems, Inc. · 1999
- Method of producing a breathing mixture and an apparatus for applying the method79US 6,536,429 B12003