C04B 35/447
Based on phosphates
Official title: based on phosphates {, e.g. hydroxyapatite}
C04B35/447 (Based on phosphates) appears on 399 US grants and 447 published applications in this corpus.
Search patents in C04B- Granted patents
- 399
- Published applications
- 447
- Assignees
- 330
- Inventors
- 1,274
- Latest grant
- 4 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 3 | 0 |
| 1979 | 3 | 0 |
| 1980 | 3 | 0 |
| 1981 | 1 | 0 |
| 1982 | 4 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 4 | 0 |
| 1986 | 5 | 0 |
| 1987 | 7 | 0 |
| 1988 | 6 | 0 |
| 1989 | 4 | 0 |
| 1990 | 1 | 0 |
| 1991 | 7 | 0 |
| 1992 | 7 | 0 |
| 1993 | 5 | 0 |
| 1994 | 4 | 0 |
| 1995 | 4 | 0 |
| 1996 | 6 | 0 |
| 1997 | 8 | 0 |
| 1998 | 3 | 0 |
| 1999 | 7 | 0 |
| 2000 | 5 | 0 |
| 2001 | 8 | 1 |
| 2002 | 12 | 12 |
| 2003 | 7 | 9 |
| 2004 | 4 | 16 |
| 2005 | 7 | 23 |
| 2006 | 13 | 9 |
| 2007 | 4 | 19 |
| 2008 | 5 | 12 |
| 2009 | 7 | 26 |
| 2010 | 13 | 22 |
| 2011 | 10 | 27 |
| 2012 | 13 | 16 |
| 2013 | 20 | 20 |
| 2014 | 18 | 17 |
| 2015 | 17 | 10 |
| 2016 | 9 | 21 |
| 2017 | 10 | 20 |
| 2018 | 18 | 14 |
| 2019 | 11 | 23 |
| 2020 | 15 | 24 |
| 2021 | 16 | 16 |
| 2022 | 19 | 28 |
| 2023 | 9 | 20 |
| 2024 | 11 | 18 |
| 2025 | 9 | 15 |
| 2026 | 12 | 9 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Versatile horology component4 Aug 2026US 12,699,355 B2Rolex SA
- Extrusion printing of biocompatible scaffolds7 Jul 2026US 12,673,132 B2William Marsh Rice University
- Composition for additive manufacturing by binder jet printing and method for additive manufacturing by binder jet printing16 Jun 2026US 12,655,063 B2Porcelanas Da Costa Verde S.A.
- Reactive sintering of ceramic lithium-ion solid electrolytes2 Jun 2026US 12,646,739 B2Corning Incorporated
- Lined vessel, composite, and process28 Apr 2026US 12,612,568 B2Uop LLC
- Conductive particle having phosphoric acids for positive or negative electrode17 Sep 2026US 2026/0279819 A1Shenzhen TXD Technology Co., Ltd.
- Reactive sintering of ceramic lithium-ion solid electrolytes17 Sep 2026US 2026/0279887 A1Corning Incorporated
- Additive manufacturing powders with improved physical characteristics, method of manufacture and use thereof13 Aug 2026US 2026/0233302 A1Tekna Plasma Systems Inc.
- Ceramic article and method of manufacturing a ceramic article23 Jul 2026US 2026/0209121 A1General Electric Company
- Barrier Compositions, Articles Comprising Barrier Compositions, and Associated Methods9 Jul 2026US 2026/0196531 A1Aerospace Carbon Solutions LLC
Most cited
By later US patents
- Method for manufacturing a porous ceramic scaffold having an organic/inorganic hybrid coating layer containing a bioactive factor777US 8,734,831 B2Snu R&Db Foundation · 2014
- Nanocrystalline apatites and composites, prostheses incorporating them, and method for their production242US 6,013,591 AMassachusetts Institute of Technology · 2000
- Method for fabricating artificial bone implant green parts218US 5,639,402 A1997
- Hydroxylapatite ceramic173US 4,097,935 ASterling Drug Inc. · 1978
- Lithium ion-conductive solid electrolyte containing lithium titanium phosphate169US 4,985,317 AJapan Synthetic Rubber Co., Ltd. · 1991