A61J 15/00
Feeding-tubes for therapeutic purposes
A61J15/00 (Feeding-tubes for therapeutic purposes) appears on 1,185 US grants and 1,487 published applications in this corpus.
Search patents in A61J- Granted patents
- 1,185
- Published applications
- 1,487
- Assignees
- 482
- Inventors
- 2,127
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 3 | 0 |
| 1979 | 3 | 0 |
| 1980 | 5 | 0 |
| 1981 | 3 | 0 |
| 1982 | 6 | 0 |
| 1983 | 8 | 0 |
| 1984 | 3 | 0 |
| 1985 | 4 | 0 |
| 1986 | 6 | 0 |
| 1987 | 18 | 0 |
| 1988 | 12 | 0 |
| 1989 | 18 | 0 |
| 1990 | 10 | 0 |
| 1991 | 18 | 0 |
| 1992 | 17 | 0 |
| 1993 | 11 | 0 |
| 1994 | 15 | 0 |
| 1995 | 20 | 0 |
| 1996 | 17 | 0 |
| 1997 | 16 | 0 |
| 1998 | 23 | 0 |
| 1999 | 19 | 0 |
| 2000 | 18 | 0 |
| 2001 | 15 | 4 |
| 2002 | 12 | 19 |
| 2003 | 10 | 35 |
| 2004 | 16 | 25 |
| 2005 | 15 | 37 |
| 2006 | 16 | 34 |
| 2007 | 9 | 38 |
| 2008 | 6 | 47 |
| 2009 | 12 | 46 |
| 2010 | 32 | 46 |
| 2011 | 31 | 46 |
| 2012 | 31 | 72 |
| 2013 | 37 | 59 |
| 2014 | 37 | 88 |
| 2015 | 53 | 65 |
| 2016 | 40 | 85 |
| 2017 | 64 | 68 |
| 2018 | 43 | 86 |
| 2019 | 61 | 89 |
| 2020 | 61 | 91 |
| 2021 | 65 | 80 |
| 2022 | 61 | 87 |
| 2023 | 46 | 60 |
| 2024 | 59 | 73 |
| 2025 | 54 | 61 |
| 2026 | 25 | 46 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Two-section combination nasogastric tube15 Sep 2026US 12,734,114 B2
- Gastric sizing systems including instruments for use in bariatric surgery1 Sep 2026US 12,721,742 B2Boehringer Laboratories, Inc.
- Apparatus for holding a tube and associated method of use1 Sep 2026US 12,721,789 B2Ezyaid Pty Ltd
- Opening device for aseptic carton packaging used for enteral nutrition through closed system or open system1 Sep 2026US 12,722,858 B2Neolever Ltda
- Method and system for filling an esophagus balloon18 Aug 2026US 12,708,279 B2Loewenstein Medical Technology S.A.
- Nasogastric device and uses thereof8 Oct 2026US 2026/0306365 A1Connecticut Children’s Medical Center
- Internally Anchored, Tape-Free Nasal Tube17 Sep 2026US 2026/0272786 A1Good Doctor Biotechnology Co., Ltd.
- Medical tube position confirmation system3 Sep 2026US 2026/0256526 A1Otsuka Clinical Solutions, Inc.
- Guide for medical insertion tool3 Sep 2026US 2026/0256655 A1JMS Co., Ltd.
- Containment device for stoma treatments3 Sep 2026US 2026/0256656 A1
Most cited
By later US patents
- Intubation device for enteral feeding1,474US 7,771,396 B2Ethicon Endo-Surgery, Inc. · 2010
- Medical catheter assembly including a removable inner sleeve and method of using the same408US 7,041,083 B2SciMed Life Systems, Inc. · 2006
- Stomach intubation and catheter placement system373US 3,961,632 A1976
- Apparatus and methods for percutaneous endoscopic gastrostomy314US 5,112,310 A1992
- Apparatus and method for percutaneous placement of gastro-intestinal tubes312US 6,030,364 ABoston Scientific Corporation · 2000