A61L 2300/40
Biologically active materials used in bandages, wound dressings, absorbent pads or medical
Official title: characterised by a specific therapeutic activity or mode of action
A61L2300/40 (Biologically active materials used in bandages, wound dressings, absorbent pads or medical) appears on 7,790 US grants and 12,439 published applications in this corpus.
Search patents in A61L- Granted patents
- 7,790
- Published applications
- 12,439
- Assignees
- 4,032
- Inventors
- 17,813
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 5 | 0 |
| 1978 | 9 | 0 |
| 1979 | 1 | 0 |
| 1980 | 9 | 0 |
| 1981 | 10 | 0 |
| 1982 | 16 | 0 |
| 1983 | 12 | 0 |
| 1984 | 17 | 0 |
| 1985 | 11 | 0 |
| 1986 | 21 | 0 |
| 1987 | 25 | 0 |
| 1988 | 20 | 0 |
| 1989 | 32 | 0 |
| 1990 | 39 | 0 |
| 1991 | 47 | 0 |
| 1992 | 40 | 0 |
| 1993 | 49 | 0 |
| 1994 | 62 | 0 |
| 1995 | 64 | 0 |
| 1996 | 64 | 0 |
| 1997 | 95 | 0 |
| 1998 | 136 | 0 |
| 1999 | 91 | 0 |
| 2000 | 90 | 0 |
| 2001 | 113 | 56 |
| 2002 | 125 | 210 |
| 2003 | 141 | 281 |
| 2004 | 104 | 320 |
| 2005 | 76 | 437 |
| 2006 | 94 | 379 |
| 2007 | 93 | 440 |
| 2008 | 85 | 423 |
| 2009 | 95 | 412 |
| 2010 | 176 | 490 |
| 2011 | 209 | 464 |
| 2012 | 262 | 483 |
| 2013 | 320 | 524 |
| 2014 | 402 | 523 |
| 2015 | 418 | 699 |
| 2016 | 428 | 798 |
| 2017 | 464 | 643 |
| 2018 | 408 | 627 |
| 2019 | 438 | 670 |
| 2020 | 442 | 623 |
| 2021 | 377 | 635 |
| 2022 | 330 | 606 |
| 2023 | 307 | 506 |
| 2024 | 361 | 517 |
| 2025 | 358 | 409 |
| 2026 | 193 | 264 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- A61L 2300/404Biocides, antimicrobial agents, antiseptic agentsIndexing code3,256
- A61L 2300/412Tissue-regenerating or healing or proliferative agentsIndexing code2,380
- A61L 2300/416Anti-neoplastic or anti-proliferative or anti-restenosis or anti-angiogenic agentsIndexing code1,515
- A61L 2300/41Anti-inflammatory agentsIndexing code750
- A61L 2300/42Anti-thrombotic agents, anticoagulants, anti-platelet agentsIndexing code591
- A61L 2300/45Mixtures of two or more drugsIndexing code585
- A61L 2300/418Agents promoting blood coagulation, blood-clotting agents, embolising agentsIndexing code523
- A61L 2300/402Anaestetics, analgesicsIndexing code468
All 18 subgroupsShow fewer
- A61L 2300/432Inhibitors, antagonistsIndexing code346
- A61L 2300/426Immunomodulating agents, i.e. cytokines, interleukins, interferonsIndexing code322
- A61L 2300/43HormonesIndexing code312
- A61L 2300/428VitaminsIndexing code171
- A61L 2300/442Colorants, dyesIndexing code171
- A61L 2300/44Radioisotopes, radionuclidesIndexing code151
- A61L 2300/452LubricantsIndexing code94
- A61L 2300/424Anti-adhesion agentsIndexing code69
- A61L 2300/422Anti-atherosclerotic agentsIndexing code30
- A61L 2300/438AntigensIndexing code27
Recent patents
- Synergistic activity of novel compounds against planktonic and biofilm cells of clinically relevant pathogens6 Oct 2026US 12,752,038 B2SterileCare Inc.
- Fibrin hydrogels6 Oct 2026US 12,752,039 B2Mayo Foundation for Medical Education and Research
- Color-changing antibacterial nanofiber29 Sep 2026US 12,746,214 B2University of Manitoba
- Hydrogel systems for skeletal interfacial tissue regeneration applied to epiphyseal growth plate repair29 Sep 2026US 12,746,258 B2University of Pittsburgh—Of the Commonwealth System of Higher Education
- Photocurable hemostatic composition29 Sep 2026US 12,746,305 B2Snvia Co., Ltd.
- Prosthetic Surgical Sling8 Oct 2026US 2026/0306237 A1
- Antimicrobial bone cement compositions: methods of making and using the same8 Oct 2026US 2026/0306700 A1Zonova Technologies Ltd
- Trodusquemine-coated balloon for targeted treatment of atherosclerosis8 Oct 2026US 2026/0306719 A1Bard Peripheral Vascular, Inc.
- Antimicrobial and/or radiopaque bulking agents8 Oct 2026US 2026/0306722 A1Boston Scientific Scimed, Inc.
- Method for treatment of airway stricture or stenosis8 Oct 2026US 2026/0306805 A1Airiver Medical, Inc.
Most cited
By later US patents
- Dilating and support apparatus with disease inhibitors and methods for use1,862US 6,450,989 B2Artemis Medical, Inc. · 2002
- Drug releasing anastomosis devices and methods for treating anastomotic sites1,779US 7,108,701 B2Ethicon, Inc. · 2006
- Methods and apparatus for a coated anchoring device and/or suture1,702US 6,689,153 B1Orthopaedic Biosystems Ltd., Inc. · 2004
- Tissue thickness compensator comprising a plurality of medicaments1,690US 9,211,120 B2Ethicon Endo-Surgery, Inc. · 2015
- Surgical implant and method for controlled release of chemotherapeutic agents1,679US 5,290,271 A1994