A61L 27/12
Phosphorus-containing materials
Official title: Phosphorus-containing materials, e.g. apatite
A61L27/12 (Phosphorus-containing materials) appears on 1,113 US grants and 1,389 published applications in this corpus.
Search patents in A61L- Granted patents
- 1,113
- Published applications
- 1,389
- Assignees
- 775
- Inventors
- 2,679
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 3 | 0 |
| 1979 | 3 | 0 |
| 1980 | 5 | 0 |
| 1981 | 2 | 0 |
| 1982 | 2 | 0 |
| 1983 | 2 | 0 |
| 1984 | 3 | 0 |
| 1985 | 5 | 0 |
| 1986 | 9 | 0 |
| 1987 | 10 | 0 |
| 1988 | 11 | 0 |
| 1989 | 10 | 0 |
| 1990 | 14 | 0 |
| 1991 | 17 | 0 |
| 1992 | 19 | 0 |
| 1993 | 12 | 0 |
| 1994 | 13 | 0 |
| 1995 | 7 | 0 |
| 1996 | 18 | 0 |
| 1997 | 23 | 0 |
| 1998 | 13 | 0 |
| 1999 | 18 | 0 |
| 2000 | 23 | 0 |
| 2001 | 26 | 5 |
| 2002 | 25 | 31 |
| 2003 | 18 | 35 |
| 2004 | 14 | 38 |
| 2005 | 22 | 60 |
| 2006 | 21 | 31 |
| 2007 | 25 | 48 |
| 2008 | 22 | 34 |
| 2009 | 16 | 36 |
| 2010 | 16 | 50 |
| 2011 | 29 | 48 |
| 2012 | 27 | 52 |
| 2013 | 42 | 46 |
| 2014 | 44 | 71 |
| 2015 | 37 | 73 |
| 2016 | 49 | 97 |
| 2017 | 61 | 85 |
| 2018 | 45 | 65 |
| 2019 | 59 | 87 |
| 2020 | 54 | 77 |
| 2021 | 43 | 75 |
| 2022 | 42 | 62 |
| 2023 | 32 | 43 |
| 2024 | 36 | 57 |
| 2025 | 40 | 51 |
| 2026 | 24 | 32 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Porous composite biomaterials and related methods25 Aug 2026US 12,714,571 B2Happe Spine LLC
- System and method for treatment of bone25 Aug 2026US 12,714,576 B2Shankar Rajeswaran M.D. LLC
- Plasma-treated hydrogel compositions and uses thereof28 Jul 2026US 12,691,145 B2Universitat Politecnica De Catalunya
- Bone graft composition28 Jul 2026US 12,691,200 B2SurGen Tec, LLC
- Composite materials and methods of making and using the same21 Jul 2026US 12,685,804 B2The Board of Trustees of the University of Illinois
- Modular bone defect repair system8 Oct 2026US 2026/0306263 A1
- Mouldable artificial bone composite material and preparationmethod thereof8 Oct 2026US 2026/0306703 A1Shenzhen Corliber Scientific Co., Ltd.
- Mouldable artificial bone composite material and preparation method thereof8 Oct 2026US 2026/0306704 A1Shenzhen Corliber Scientific Co., Ltd.
- System and methods for sterile injectable allograft8 Oct 2026US 2026/0306715 A1TheraMicro, LLC
- Segmented calcium phosphate bone scaffolds with sacrificial zones for mechano-transductive bone regeneration and methods of making and using the same1 Oct 2026US 2026/0294629 A1Board of Regents, The University of Texas System
Most cited
By later US patents
- Devices and methods for treating defects in the tissue of a living being1,347US 7,166,133 B2Kensey Nash Corporation · 2007
- Biopolymer foams for use in tissue repair and reconstruction1,344US 5,891,558 ATissue Engineering, Inc. · 1999
- Spinal disk implant and implantation kit1,086US 5,306,309 ACalcitek, Inc. · 1994
- Reinforced porous spinal implants783US 5,702,449 ADanek Medical, Inc. · 1997
- Ceramic vertebrae prosthesis647US 5,645,596 AAsahi Kogaku Kogyo Kabushiki Kaisha · 1997