A61L 2400/08
Methods for forming porous structures using a negative form which is filled
Official title: Methods for forming porous structures using a negative form which is filled and then removed by pyrolysis or dissolution
A61L2400/08 (Methods for forming porous structures using a negative form which is filled) appears on 87 US grants and 144 published applications in this corpus.
Search patents in A61L- Granted patents
- 87
- Published applications
- 144
- Assignees
- 116
- Inventors
- 352
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2003 | 0 | 2 |
| 2004 | 0 | 0 |
| 2005 | 1 | 2 |
| 2006 | 0 | 3 |
| 2007 | 0 | 1 |
| 2008 | 1 | 1 |
| 2009 | 0 | 0 |
| 2010 | 2 | 0 |
| 2011 | 2 | 4 |
| 2012 | 0 | 5 |
| 2013 | 0 | 7 |
| 2014 | 2 | 13 |
| 2015 | 5 | 9 |
| 2016 | 7 | 15 |
| 2017 | 9 | 11 |
| 2018 | 4 | 11 |
| 2019 | 9 | 8 |
| 2020 | 9 | 11 |
| 2021 | 9 | 13 |
| 2022 | 5 | 9 |
| 2023 | 4 | 6 |
| 2024 | 8 | 6 |
| 2025 | 5 | 4 |
| 2026 | 5 | 3 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Composite biomaterials18 Aug 2026US 12,708,699 B2Spiderwort Biotechnologies Inc.
- Two-stage sintering method for preparing porous biphasic calcium phosphate ceramic from calcium-containing biological waste7 Apr 2026US 12,595,212 B2Council of Agriculture, Executive Yuan
- Graded porous scaffolds as immunomodulatory wound patches24 Feb 2026US 12,558,453 B2Temple University of the Commonwealth System of Higher Education
- Biodegradable porous membrane for generating scaffold-free biological assemblies27 Jan 2026US 12,533,445 B2Rutgers, The State University of New Jersey
- Device for wrapping outer wall of blood vessel27 Jan 2026US 12,533,454 B2Tmd Lab Co., Ltd
- Methods of fabricating laser-sintered carbohydrate materials and compositions and uses thereof12 Mar 2026US 2026/0070282 A1William Marsh Rice University
- Method for obtaining a porous injectable scaffold based on similar biopolymers, but with different melting temperatures5 Mar 2026US 2026/0061094 A1
- Anti-Microbial Medical Materials and Devices26 Feb 2026US 2026/0053972 A1Rymed Technologies, Inc.
- Hierarchically porous slit3-releasing plga/hydroxyapatite nanonanocomposite scaffold via indirect 3d printing for bone tissue engineering21 Aug 2025US 2025/0262348 A1University of North Dakota
- Fabrication method of directional tissue with acoustic patterning of pore- forming particles12 Jun 2025US 2025/0186659 A1UIF (University Industry Foundation), Yonsei University
Most cited
By later US patents
- Biointerface membranes incorporating bioactive agents189US 7,875,293 B2DexCom, Inc. · 2011
- Methods for creating foam-like texture63US 8,679,279 B2Allergan, Inc. · 2014
- Synthesis of calcium phosphates by mechano-chemical process50US 7,318,841 B2Etex Corporation · 2008
- Machinable preformed calcium phosphate bone substitute material implants43US 6,840,961 B2Etex Corporation · 2005
- Medical devices and methods of making the same35US 8,052,744 B2Boston Scientific Scimed, Inc. · 2011