A61K 6/827
Leucite
A61K6/827 (Leucite) appears on 63 US grants and 45 published applications in this corpus.
Search patents in A61K- Granted patents
- 63
- Published applications
- 45
- Assignees
- 33
- Inventors
- 114
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 3 | 0 |
| 1996 | 0 | 0 |
| 1997 | 4 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 5 | 0 |
| 2001 | 1 | 0 |
| 2002 | 5 | 4 |
| 2003 | 4 | 2 |
| 2004 | 5 | 3 |
| 2005 | 0 | 7 |
| 2006 | 1 | 2 |
| 2007 | 4 | 2 |
| 2008 | 2 | 1 |
| 2009 | 0 | 1 |
| 2010 | 1 | 2 |
| 2011 | 3 | 1 |
| 2012 | 1 | 1 |
| 2013 | 0 | 0 |
| 2014 | 1 | 1 |
| 2015 | 0 | 2 |
| 2016 | 1 | 3 |
| 2017 | 1 | 1 |
| 2018 | 2 | 2 |
| 2019 | 3 | 3 |
| 2020 | 1 | 1 |
| 2021 | 1 | 1 |
| 2022 | 1 | 0 |
| 2023 | 2 | 1 |
| 2024 | 0 | 1 |
| 2025 | 0 | 2 |
| 2026 | 2 | 1 |
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
- Zirconia-toughened glass ceramics30 Jun 2026US 12,668,529 B2Corning Incorporated
- Zirconia-toughened glass ceramics12 Dec 2023US 11,840,476 B2Corning Incorporated
- Zirconia-toughened glass ceramics28 Feb 2023US 11,591,256 B2Corning Incorporated
- Process for producing a workpiece with low translucency12 Jul 2022US 11,384,002 B2Vita Zahnfabrik H. Rauter GmbH & Co.KG
- Zirconia-toughened glass ceramics6 Aug 2026US 2026/0225946 A1Corning Incorporated
- Process for preparing a dental glass ceramic restoration11 Dec 2025US 2025/0375274 A1
- Set of chemicals for the production of a ceramic dispersion or a ceramic gel14 Aug 2025US 2025/0257011 A1CERAMIST One GmbH
- Zirconia-toughened glass ceramics15 Feb 2024US 2024/0051868 A1Corning Incorporated
- Zirconia-toughened glass ceramics1 Jun 2023US 2023/0167015 A1Corning Incorporated
Most cited
By later US patents
- Mass production of shells and models for dental restorations produced by solid free-form fabrication methods116US 6,821,462 B2Jeneric/Pentron Incorporated · 2004
- Leucite-containing phosphosilicate glass-ceramic104US 5,698,019 AIvoclar AG · 1997
- Alkali-zinc-silicate glass-ceramics and glasses75US 5,618,763 AIvoclar AG · 1997
- Leucite glass ceramic doped with nanoscale metal oxide powder, method for producing the same, and dental materials and dental products formed therefrom73US 7,172,649 B2Chemichl AG · 2007
- Chemically stable translucent apatite glass ceramic69US 6,200,137 B1Ivoclar AG · 2001