A61L 2300/424
Anti-adhesion agents
A61L2300/424 (Anti-adhesion agents) appears on 69 US grants and 122 published applications in this corpus.
Search patents in A61L- Granted patents
- 69
- Published applications
- 122
- Assignees
- 93
- Inventors
- 271
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 2 | 1 |
| 2002 | 1 | 3 |
| 2003 | 2 | 2 |
| 2004 | 0 | 3 |
| 2005 | 1 | 7 |
| 2006 | 0 | 1 |
| 2007 | 0 | 4 |
| 2008 | 1 | 0 |
| 2009 | 0 | 4 |
| 2010 | 0 | 1 |
| 2011 | 1 | 1 |
| 2012 | 3 | 3 |
| 2013 | 1 | 1 |
| 2014 | 0 | 3 |
| 2015 | 3 | 9 |
| 2016 | 4 | 3 |
| 2017 | 1 | 11 |
| 2018 | 4 | 9 |
| 2019 | 8 | 7 |
| 2020 | 8 | 11 |
| 2021 | 3 | 5 |
| 2022 | 4 | 11 |
| 2023 | 1 | 3 |
| 2024 | 5 | 13 |
| 2025 | 2 | 3 |
| 2026 | 4 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Bioabsorbable medical material15 Sep 2026US 12,734,279 B2Kureha Corporation
- Metal material having biological properties11 Aug 2026US 12,702,732 B2Komatsuseiki Kosakusho Co., Ltd.
- Adhesion prevention with shear-thinning polymeric hydrogels14 Apr 2026US 12,599,706 B2The Board of Trustees of the Leland Stanford Junior University
- Transient bio-adhesive device for organ monitoring27 Jan 2026US 12,533,083 B2Iucf-Hyu (Industry-University Cooperation Foundation Hanyang University)
- Hydrogels formed in situ and composition design for intrauterine use1 Jul 2025US 12,343,454 B2Pramand LLC
- Disulfide crosslinked hyaluronic acid gel for postoperative abdominal (pelvic) adhesion prevention and preparation method thereof6 Aug 2026US 2026/0224784 A1Bioregen Biomedical (Changzhou) Co., Ltd.
- Coated device and method for manufacturing same6 Aug 2026US 2026/0226285 A1Toray Industries, Inc.
- Coated device and production method for same6 Aug 2026US 2026/0227550 A1Toray Industries, Inc.
- Vessel treatment systems, methods, and kits24 Jul 2025US 2025/0234857 A1The General Hospital Corporation
- Methods and systems for preventing or reducing stenosis in a subject receiving a graft8 May 2025US 2025/0143865 A1The General Hospital Corporation
Most cited
By later US patents
- Photopolymerizable biodegradable hydrogels as tissue contacting materials and controlled-release carriers217US 5,626,863 ABoard of Regents, The University of Texas System · 1997
- Photopolymerizable biodegradable hydrogels as tissue contacting materials and controlled-release carriers207US 5,567,435 ABoard of Regents, The University of Texas System · 1996
- Photopolymerizable biodegradable hydrogels as tissue contacting materials and controlled-release carriers145US 6,060,582 ABoard of Regents, The University of Texas System · 2000
- Surgically implanted devices having reduced scar tissue formation137US 6,534,693 B2Afmedica, Inc. · 2003
- Heparin-containing adhesion prevention barrier and process120US 4,840,626 AJohnson & Johnson Patient Care, Inc. · 1989