A61K 6/838
Phosphorus compounds
Official title: Phosphorus compounds, e.g. apatite
A61K6/838 (Phosphorus compounds) appears on 276 US grants and 283 published applications in this corpus.
Search patents in A61K- Granted patents
- 276
- Published applications
- 283
- Assignees
- 211
- Inventors
- 687
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 3 | 0 |
| 1987 | 5 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 7 | 0 |
| 1991 | 6 | 0 |
| 1992 | 9 | 0 |
| 1993 | 6 | 0 |
| 1994 | 5 | 0 |
| 1995 | 3 | 0 |
| 1996 | 8 | 0 |
| 1997 | 6 | 0 |
| 1998 | 6 | 0 |
| 1999 | 7 | 0 |
| 2000 | 5 | 0 |
| 2001 | 9 | 0 |
| 2002 | 6 | 13 |
| 2003 | 8 | 11 |
| 2004 | 11 | 14 |
| 2005 | 4 | 23 |
| 2006 | 8 | 10 |
| 2007 | 12 | 14 |
| 2008 | 8 | 7 |
| 2009 | 8 | 14 |
| 2010 | 7 | 10 |
| 2011 | 6 | 8 |
| 2012 | 3 | 5 |
| 2013 | 2 | 11 |
| 2014 | 9 | 8 |
| 2015 | 8 | 9 |
| 2016 | 6 | 11 |
| 2017 | 9 | 13 |
| 2018 | 8 | 14 |
| 2019 | 9 | 14 |
| 2020 | 11 | 10 |
| 2021 | 6 | 13 |
| 2022 | 10 | 10 |
| 2023 | 6 | 10 |
| 2024 | 6 | 11 |
| 2025 | 4 | 7 |
| 2026 | 4 | 13 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Tooth mineralization solution and mineralization method thereof8 Sep 2026US 12,728,077 B2Zhejiang University
- Evaporation strategy generated antibacterial enamel-like fluorapatite-polyacrylic acid sheet for functional dental restoration11 Aug 2026US 12,702,629 B2The University of Hong Kong
- Pre-mixed strontium silicate-based biological hydraulic cementing paste composition, preparation method therefor, and application thereof28 Apr 2026US 12,611,366 B2Beijing C-Root Dental Medical Devices Co., Ltd.
- 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
- Spinel glass-ceramic, method for the production thereof and shaped dental product containing the spinel glass-ceramic9 Dec 2025US 12,492,141 B2Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e. V.
- Dental adhesives comprising nano-hydroxyapatite and propolis24 Sep 2026US 2026/0283909 A1Imam Abdulrahman Bin Faisal University
- Ion substituted calcium phosphate particles24 Sep 2026US 2026/0285684 A1Psilox AB
- Method of improving stability of dentin bonding interface using phosphorylated chitosan17 Sep 2026US 2026/0272787 A1School and Hospital of Stomatology, Guangzhou Medical University
- Dental composition and method for producing dental composition17 Sep 2026US 2026/0272790 A1Gc R&D Corporation
- Three-dimensional printing composition and method of producing dental printed article3 Sep 2026US 2026/0256559 A1GC Corporation
Most cited
By later US patents
- Mass production of dental restorations by solid free-form fabrication methods418US 6,322,728 B1Jeneric/Pentron Incorporated · 2001
- In situ calcium phosphate minerals--method and composition218US 4,880,610 ANorian Corporation · 1989
- Compositions with enhanced osteogenic potential, methods for making the same and uses thereof203US 6,180,606 B2GenSci OrthoBiologics, Inc. · 2001
- Intimate mixture of calcium and phosphate sources as precursor to hydroxyapatite199US 5,053,212 ANorian Corporation · 1991
- Combinations of sparingly soluble calcium phosphates in slurries and pastes as mineralizers and cements191US 4,612,053 AAmerican Dental Association Health Foundation · 1986