A61J 15/0038
Expandable
Official title: {expandable, e.g. umbrella type}
A61J15/0038 (Expandable) appears on 227 US grants and 208 published applications in this corpus.
Search patents in A61J- Granted patents
- 227
- Published applications
- 208
- Assignees
- 96
- Inventors
- 366
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 6 | 0 |
| 1988 | 2 | 0 |
| 1989 | 6 | 0 |
| 1990 | 2 | 0 |
| 1991 | 7 | 0 |
| 1992 | 7 | 0 |
| 1993 | 5 | 0 |
| 1994 | 7 | 0 |
| 1995 | 7 | 0 |
| 1996 | 3 | 0 |
| 1997 | 2 | 0 |
| 1998 | 6 | 0 |
| 1999 | 11 | 0 |
| 2000 | 10 | 0 |
| 2001 | 6 | 0 |
| 2002 | 4 | 8 |
| 2003 | 1 | 7 |
| 2004 | 3 | 7 |
| 2005 | 7 | 10 |
| 2006 | 5 | 5 |
| 2007 | 2 | 16 |
| 2008 | 0 | 8 |
| 2009 | 3 | 17 |
| 2010 | 9 | 12 |
| 2011 | 12 | 9 |
| 2012 | 9 | 19 |
| 2013 | 8 | 9 |
| 2014 | 9 | 16 |
| 2015 | 20 | 8 |
| 2016 | 6 | 7 |
| 2017 | 5 | 5 |
| 2018 | 5 | 4 |
| 2019 | 4 | 5 |
| 2020 | 4 | 10 |
| 2021 | 2 | 5 |
| 2022 | 4 | 4 |
| 2023 | 6 | 3 |
| 2024 | 0 | 8 |
| 2025 | 3 | 2 |
| 2026 | 2 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Self collapsing feeding tube with cleaning mechanism18 Aug 2026US 12,708,591 B2Cornell University
- Gastrostomy catheter, insertion jig set, insertion jig and gastrostomy catheter set10 Feb 2026US 12,544,317 B2Sumitomo Bakelite Co., Ltd.
- Gastrojejunal tube apparatus and methods of use16 Sep 2025US 12,414,903 B2Inmed Corporation
- Esophageal intubation assemblies for cardiac stimulation and access to gastric contents29 Jul 2025US 12,370,369 B2Endeavor Med Inc.
- Polyurethane bonding skeleton for feeding tube device28 Jan 2025US 12,208,064 B2Avent, Inc.
- Gastrojejunal tube apparatus and methods of use2 Jul 2026US 2026/0183197 A1Inmed Corporation
- Methods and apparatus for accessing and monitoring the gastrointestinal tract2 Jul 2026US 2026/0183198 A1Gravitas Medical, Inc.
- Stoma site protection devices and methods12 Mar 2026US 2026/0069448 A1The Cleveland Clinic Foundation
- Esophageal intubation assemblies for cardiac stimulation and access to gastric contents8 Jan 2026US 2026/0007896 A1Endeavor Med Inc.
- Stoma site protection devices and methods12 Jun 2025US 2025/0186240 A1The Cleveland Clinic Foundation
Most cited
By later US patents
- Intubation device for enteral feeding1,474US 7,771,396 B2Ethicon Endo-Surgery, Inc. · 2010
- 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
- Low profile gastrostomy device306US 4,863,438 AApplied Medical Technology, Inc. · 1989