A61K 6/16
Refractive index
A61K6/16 (Refractive index) appears on 183 US grants and 204 published applications in this corpus.
Search patents in A61K- Granted patents
- 183
- Published applications
- 204
- Assignees
- 90
- Inventors
- 446
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 4 | 0 |
| 1988 | 2 | 0 |
| 1989 | 3 | 0 |
| 1990 | 6 | 0 |
| 1991 | 3 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 3 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 8 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 4 | 0 |
| 2001 | 3 | 1 |
| 2002 | 3 | 1 |
| 2003 | 4 | 6 |
| 2004 | 3 | 7 |
| 2005 | 1 | 4 |
| 2006 | 1 | 1 |
| 2007 | 2 | 3 |
| 2008 | 4 | 3 |
| 2009 | 1 | 1 |
| 2010 | 2 | 6 |
| 2011 | 2 | 6 |
| 2012 | 2 | 2 |
| 2013 | 2 | 8 |
| 2014 | 5 | 9 |
| 2015 | 9 | 10 |
| 2016 | 11 | 10 |
| 2017 | 6 | 12 |
| 2018 | 7 | 12 |
| 2019 | 9 | 12 |
| 2020 | 8 | 15 |
| 2021 | 13 | 8 |
| 2022 | 8 | 14 |
| 2023 | 5 | 16 |
| 2024 | 9 | 13 |
| 2025 | 9 | 16 |
| 2026 | 6 | 8 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Fabrication of polychromatic/polytranslucent zirconia block from pre-shaded ZrO2 block by infiltration11 Aug 2026US 12,703,669 B2James R. Glidewell Dental Ceramics, Inc.
- Curable composition, storage container, and three-dimensional object producing method23 Jun 2026US 12,662,564 B2Ricoh Company, Ltd.
- Method of manufacturing monomer composition, raw material composition, monomer composition, curable composition, and molded body21 Apr 2026US 12,605,306 B2Mitsui Chemicals, Inc.
- Dental polymerizable composition10 Mar 2026US 12,569,409 B2GC Corporation
- Dental bulk block and method of manufacturing same24 Feb 2026US 12,558,202 B2Hass Co., Ltd.
- Free-radically polymerisable compound and composition1 Oct 2026US 2026/0297020 A1
- Process for Producing a Zirconia Dental Article24 Sep 2026US 2026/0283910 A1Solventum Intellectual Properties Company
- Zirconia mill blank11 Jun 2026US 2026/0157829 A1Shofu Inc.
- Hybrid resin blank for dental milling, and method for fabricating crown11 Jun 2026US 2026/0157940 A1Tokuyama Dental Corporation
- Polymerizable dental composition7 May 2026US 2026/0124121 A1
Most cited
By later US patents
- Method of making a dental crown for a dental preparation by means of a CAD-CAM system520US 4,937,928 AElephant Edelmetaal B.V. · 1990
- Polycrystalline translucent alumina-based ceramic material, uses, and methods166US 6,878,456 B23M Innovative Properties Company · 2005
- Alkali-zinc-silicate glass-ceramics and glasses75US 5,618,763 AIvoclar AG · 1997
- Method for molding dental restorations and related apparatus74US 6,485,849 B2TEC Ventures, Inc. · 2002
- Opalescent glass69US 5,432,130 AIvoclar AG · 1995