A61K 2800/413
Nanosized, i.e. having sizes below 100 nm
A61K2800/413 (Nanosized, i.e. having sizes below 100 nm) appears on 931 US grants and 1,560 published applications in this corpus.
Search patents in A61K- Granted patents
- 931
- Published applications
- 1,560
- Assignees
- 709
- Inventors
- 3,341
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 4 | 0 |
| 1992 | 3 | 0 |
| 1993 | 6 | 0 |
| 1994 | 8 | 0 |
| 1995 | 9 | 0 |
| 1996 | 13 | 0 |
| 1997 | 25 | 0 |
| 1998 | 31 | 0 |
| 1999 | 30 | 0 |
| 2000 | 21 | 0 |
| 2001 | 22 | 10 |
| 2002 | 32 | 37 |
| 2003 | 27 | 80 |
| 2004 | 31 | 43 |
| 2005 | 15 | 71 |
| 2006 | 12 | 39 |
| 2007 | 23 | 52 |
| 2008 | 16 | 50 |
| 2009 | 7 | 71 |
| 2010 | 16 | 84 |
| 2011 | 14 | 37 |
| 2012 | 27 | 42 |
| 2013 | 32 | 50 |
| 2014 | 46 | 73 |
| 2015 | 32 | 63 |
| 2016 | 53 | 83 |
| 2017 | 50 | 82 |
| 2018 | 44 | 59 |
| 2019 | 47 | 72 |
| 2020 | 40 | 58 |
| 2021 | 27 | 78 |
| 2022 | 39 | 92 |
| 2023 | 40 | 69 |
| 2024 | 32 | 53 |
| 2025 | 30 | 58 |
| 2026 | 20 | 54 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method of preparing hyaluronic acid nanoparticles8 Sep 2026US 12,728,100 B2Amorepacific Corporation
- Phosphonates and N-halamines compositions for tartar removal1 Sep 2026US 12,721,800 B2Bar-Ilan University
- Delivery and retention of active agents within the skin1 Sep 2026US 12,721,861 B2Fount Bio, Inc.
- Water-in-oil-type emulsified sunscreen cosmetic25 Aug 2026US 12,714,655 B2Kao Corporation
- Aqueous dispersion of acrylate-siloxane copolymer particles25 Aug 2026US 12,715,947 B2Dow Global Technologies LLC
- Aerosol product8 Oct 2026US 2026/0306369 A1Osaka Pharmaceutical Co., Ltd.
- Water-based liquid cosmetic1 Oct 2026US 2026/0294758 A1Mitsubishi Pencil Company, Limited
- Hair care composition1 Oct 2026US 2026/0294785 A1Conopco, Inc., d/b/a UNILEVER
- Composition with chitosan and nanometric specific surface treated-mineral pigment24 Sep 2026US 2026/0283930 A1L'oreal
- Oil-in-water cosmetic24 Sep 2026US 2026/0283933 A1Shiseido Company, Ltd.
Most cited
By later US patents
- Absorbent articles comprising nanoparticles1,110US 7,988,779 B2McNeil-PPC, Inc. · 2011
- Multi component controlled delivery system for soap bars160US 6,825,161 B2Salvona LLC · 2004
- Bioadhesive nanoparticulate compositions having cationic surface stabilizers156US 6,428,814 B1Elan Pharma International Limited · 2002
- Lipid particles on the basis of mixtures of liquid and solid lipids and method for producing same154US 8,663,692 B1The Pharmasol Corporation · 2014
- Transparent nanoemulsion less than 100 NM based on fluid non-ionic amphiphilic lipids and use in cosmetic or in dermopharmaceuticals148US 5,753,241 AL'oreal · 1998