A61F 2005/4483
Convex pressure ring
Official title: {Convex pressure ring}
A61F2005/4483 (Convex pressure ring) appears on 66 US grants and 63 published applications in this corpus.
Search patents in A61F- Granted patents
- 66
- Published applications
- 63
- Assignees
- 17
- Inventors
- 117
- Latest grant
- 31 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 3 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 1 |
| 2003 | 1 | 2 |
| 2004 | 2 | 5 |
| 2005 | 3 | 1 |
| 2006 | 1 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 0 | 2 |
| 2012 | 1 | 2 |
| 2013 | 0 | 0 |
| 2014 | 2 | 2 |
| 2015 | 1 | 5 |
| 2016 | 0 | 2 |
| 2017 | 1 | 1 |
| 2018 | 3 | 5 |
| 2019 | 4 | 5 |
| 2020 | 2 | 6 |
| 2021 | 6 | 3 |
| 2022 | 5 | 2 |
| 2023 | 5 | 5 |
| 2024 | 7 | 6 |
| 2025 | 1 | 4 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Convex ostomy barrier and method of forming convex ostomy barriers of various softness31 Mar 2026US 12,589,023 B2Hollister Incorporated
- Ostomy wafers incorporating adhesives, ostomy devices including the same, and methods of applying ostomy wafers and ostomy devices30 Sep 2025US 12,427,049 B2Convatec Technologies Inc.
- Soft convex ostomy appliance10 Dec 2024US 12,161,580 B2Hollister Incorporated
- Adjustable convexity ostomy barrier8 Oct 2024US 12,109,145 B2Hollister Incorporated
- Ostomy appliance with customizable barrier ring for localized convex support24 Sep 2024US 12,097,142 B2Hollister Incorporated
- Stoma site protection devices and methods12 Mar 2026US 2026/0069448 A1The Cleveland Clinic Foundation
- Ostomy barrier appliance with localized adjustable convexity8 Jan 2026US 2026/0007540 A1Hollister Incorporated
- A baseplate for an ostomy appliance21 Aug 2025US 2025/0262085 A1
- Ostomy barrier appliance with self-activating adjustable convexity17 Jul 2025US 2025/0228695 A1Hollister Incorporated
- Stoma site protection devices and methods12 Jun 2025US 2025/0186240 A1The Cleveland Clinic Foundation
Most cited
By later US patents
- Ostomy appliance and convex pressure ring assembly therefor153US 4,834,731 AHollister Incorporated · 1989
- Ostomy appliance111US 4,973,323 AHollister Incorporated · 1990
- Adapter for use in connection with ostomy equipment75US 5,501,678 AColoplast A/S · 1996
- Convex ostomy faceplate with floating flange and finger recess74US 5,730,735 AHollister Incorporated · 1998
- Convex adapter for ostomy device50US 5,004,464 AE. R. Squibb & Sons, Inc. · 1991