A61L 2/04
Heat
Official title: Heat (radiation A61L2/08)
A61L2/04 (Heat) appears on 2,140 US grants and 2,397 published applications in this corpus.
Search patents in A61L- Granted patents
- 2,140
- Published applications
- 2,397
- Assignees
- 1,286
- Inventors
- 4,893
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 11 | 0 |
| 1977 | 8 | 0 |
| 1978 | 11 | 0 |
| 1979 | 11 | 0 |
| 1980 | 8 | 0 |
| 1981 | 12 | 0 |
| 1982 | 15 | 0 |
| 1983 | 13 | 0 |
| 1984 | 15 | 0 |
| 1985 | 22 | 0 |
| 1986 | 17 | 0 |
| 1987 | 16 | 0 |
| 1988 | 9 | 0 |
| 1989 | 26 | 0 |
| 1990 | 22 | 0 |
| 1991 | 19 | 0 |
| 1992 | 37 | 0 |
| 1993 | 33 | 0 |
| 1994 | 33 | 0 |
| 1995 | 40 | 0 |
| 1996 | 46 | 0 |
| 1997 | 47 | 0 |
| 1998 | 46 | 0 |
| 1999 | 37 | 0 |
| 2000 | 30 | 0 |
| 2001 | 31 | 10 |
| 2002 | 30 | 38 |
| 2003 | 35 | 54 |
| 2004 | 32 | 72 |
| 2005 | 26 | 74 |
| 2006 | 24 | 64 |
| 2007 | 14 | 67 |
| 2008 | 21 | 59 |
| 2009 | 34 | 74 |
| 2010 | 42 | 79 |
| 2011 | 40 | 70 |
| 2012 | 46 | 47 |
| 2013 | 47 | 83 |
| 2014 | 67 | 81 |
| 2015 | 76 | 110 |
| 2016 | 67 | 94 |
| 2017 | 75 | 115 |
| 2018 | 73 | 124 |
| 2019 | 89 | 131 |
| 2020 | 111 | 170 |
| 2021 | 104 | 159 |
| 2022 | 92 | 162 |
| 2023 | 97 | 133 |
| 2024 | 100 | 104 |
| 2025 | 111 | 131 |
| 2026 | 72 | 92 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Aseptic filling apparatus with filter6 Oct 2026US 12,753,060 B1Torr Industries, Inc.
- Endoscopic vessel harvesting devices with conditioning of insufflation gas29 Sep 2026US 12,746,028 B2Terumo Cardiovascular Systems Corporation
- High pressure-processed architectural coating compositions and methods for high pressure-processing of architectural coating compositions22 Sep 2026US 12,741,041 B2Columbia Insurance Company
- Feedback algorithms for manual bailout systems for surgical instruments15 Sep 2026US 12,733,931 B2Cilag GmbH International
- Apparatus and method for control of cell processing system15 Sep 2026US 12,734,521 B2Cellares Corporation
- Medical Instrument and Retainer and Tip Protection Sheath8 Oct 2026US 2026/0306688 A1Cygnus Medical, LLC
- Sterilization wrap system1 Oct 2026US 2026/0294574 A1Turbett Surgical, Inc.
- Sterilisation method for a hollow fibre membrane filter1 Oct 2026US 2026/0295101 A1Fresenius Medical Care Deutschland GmbH
- Sterilizing Cabinet Filter Assembly1 Oct 2026US 2026/0295487 A1
- Sterilization packaging1 Oct 2026US 2026/0296704 A1STERIS Inc.
Most cited
By later US patents
- Modular powered surgical instrument with detachable shaft assemblies1,623US 9,743,929 B2Ethicon, Inc. · 2017
- Feedback algorithms for manual bailout systems for surgical instruments1,521US 10,028,761 B2Ethicon, Inc. · 2018
- Surgical stapling instrument system1,519US 9,750,499 B2Ethicon, Inc. · 2017
- Cassette for treating medical instruments1,485US 5,543,119 ASiemens Aktiengesellschaft · 1996
- Bipolar forceps1,447US 8,579,897 B2Ethicon Endo-Surgery, Inc. · 2013