A61K 6/822
Comprising rare earth metal oxides
Official title: comprising rare earth metal oxides
A61K6/822 (Comprising rare earth metal oxides) appears on 273 US grants and 296 published applications in this corpus.
Search patents in A61K- Granted patents
- 273
- Published applications
- 296
- Assignees
- 117
- Inventors
- 489
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 3 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 3 | 0 |
| 1989 | 4 | 0 |
| 1990 | 1 | 0 |
| 1991 | 4 | 0 |
| 1992 | 2 | 0 |
| 1993 | 3 | 0 |
| 1994 | 5 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 6 | 0 |
| 1998 | 4 | 0 |
| 1999 | 5 | 0 |
| 2000 | 9 | 0 |
| 2001 | 4 | 0 |
| 2002 | 6 | 5 |
| 2003 | 6 | 3 |
| 2004 | 3 | 5 |
| 2005 | 2 | 14 |
| 2006 | 4 | 1 |
| 2007 | 5 | 5 |
| 2008 | 4 | 5 |
| 2009 | 2 | 10 |
| 2010 | 5 | 11 |
| 2011 | 6 | 8 |
| 2012 | 6 | 8 |
| 2013 | 8 | 16 |
| 2014 | 9 | 16 |
| 2015 | 10 | 16 |
| 2016 | 13 | 18 |
| 2017 | 16 | 19 |
| 2018 | 11 | 20 |
| 2019 | 14 | 12 |
| 2020 | 16 | 11 |
| 2021 | 8 | 15 |
| 2022 | 12 | 24 |
| 2023 | 10 | 15 |
| 2024 | 8 | 17 |
| 2025 | 18 | 13 |
| 2026 | 9 | 9 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Zirconia-toughened glass ceramics6 Oct 2026US 12,753,111 B2Corning Incorporated
- Method for the production of a blank, blank and a dental restoration4 Aug 2026US 12,697,193 B2DENTSPLY SIRONA Inc.
- Zirconia-toughened glass ceramics30 Jun 2026US 12,668,529 B2Corning Incorporated
- Zirconia sintered body containing needle-shaped metal oxide9 Jun 2026US 12,648,894 B2Kuraray Noritake Dental Inc.
- Dental hydraulic cement comprising ultrafine calcium silicate particles having fast hardening and suitable mechanical properties2 Jun 2026US 12,642,753 B2Septodont Ou Septodont SAS Ou Specialites Septqdont
- Dental hydraulic cement comprising ultrafine calcium silicate particles having fast hardening and suitable mechanical properties3 Sep 2026US 2026/0256660 A1Septodont Ou Septodont SAS Ou Specialites Septodont
- Method to prepare a zirconia sintered body suitable for dental use13 Aug 2026US 2026/0232415 A1Kuraray Noritake Dental Inc.
- Zirconia-toughened glass ceramics6 Aug 2026US 2026/0225946 A1Corning Incorporated
- Dental porcelain23 Jul 2026US 2026/0207438 A1Kuraray Noritake Dental Inc.
- Dental composition and prosthesis using same28 May 2026US 2026/0144716 A1VATECH EWOO Holdings Co., Ltd.
Most cited
By later US patents
- Pressable lithium disilicate glass ceramics138US 6,455,451 B1Jeneric/Pentron Incorporated · 2002
- Lithium disilicate glass-ceramics129US 6,802,894 B2Jeneric/Pentron Incorporated · 2004
- Leucite-containing phosphosilicate glass-ceramic104US 5,698,019 AIvoclar AG · 1997
- Process for the preparation of shaped translucent lithium disilicate glass ceramic products99US 6,420,288 B2Ivoclar AG · 2002
- Alkali silicate glass87US 6,121,175 AIvoclar AG · 2000