A61K 2800/41
Particular ingredients further characterized by their size
A61K2800/41 (Particular ingredients further characterized by their size) appears on 3,144 US grants and 4,655 published applications in this corpus.
Search patents in A61K- Granted patents
- 3,144
- Published applications
- 4,655
- Assignees
- 1,534
- Inventors
- 9,172
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 18 | 0 |
| 1977 | 10 | 0 |
| 1978 | 16 | 0 |
| 1979 | 13 | 0 |
| 1980 | 5 | 0 |
| 1981 | 6 | 0 |
| 1982 | 11 | 0 |
| 1983 | 8 | 0 |
| 1984 | 10 | 0 |
| 1985 | 10 | 0 |
| 1986 | 11 | 0 |
| 1987 | 10 | 0 |
| 1988 | 10 | 0 |
| 1989 | 33 | 0 |
| 1990 | 32 | 0 |
| 1991 | 41 | 0 |
| 1992 | 36 | 0 |
| 1993 | 44 | 0 |
| 1994 | 51 | 0 |
| 1995 | 43 | 0 |
| 1996 | 54 | 0 |
| 1997 | 72 | 0 |
| 1998 | 96 | 0 |
| 1999 | 88 | 0 |
| 2000 | 75 | 0 |
| 2001 | 73 | 20 |
| 2002 | 91 | 88 |
| 2003 | 66 | 177 |
| 2004 | 62 | 143 |
| 2005 | 37 | 156 |
| 2006 | 42 | 140 |
| 2007 | 58 | 156 |
| 2008 | 36 | 161 |
| 2009 | 24 | 170 |
| 2010 | 50 | 183 |
| 2011 | 58 | 149 |
| 2012 | 73 | 157 |
| 2013 | 84 | 145 |
| 2014 | 115 | 218 |
| 2015 | 122 | 242 |
| 2016 | 133 | 235 |
| 2017 | 143 | 231 |
| 2018 | 150 | 208 |
| 2019 | 140 | 234 |
| 2020 | 139 | 211 |
| 2021 | 129 | 241 |
| 2022 | 130 | 256 |
| 2023 | 114 | 229 |
| 2024 | 101 | 184 |
| 2025 | 107 | 190 |
| 2026 | 64 | 131 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Cosmetic and dermatological compositions6 Oct 2026US 12,751,904 B2Northeastern University
- Oral and intestinal health products6 Oct 2026US 12,751,985 B2
- Surface-modified zinc oxide particles, liquid dispersion, and cosmetic22 Sep 2026US 12,740,926 B2Sumitomo Osaka Cement Co., Ltd.
- 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
- Aerosol product8 Oct 2026US 2026/0306369 A1Osaka Pharmaceutical Co., Ltd.
- Water-based liquid cosmetic1 Oct 2026US 2026/0294758 A1Mitsubishi Pencil Company, Limited
- Artificial nail composition and artificial nail1 Oct 2026US 2026/0294764 A1Shofu Inc.
- Filler composition for chondrocyte differentiation ability and collagen activity, and preparation method therefor1 Oct 2026US 2026/0294779 A1Ultra V Co., Ltd.
- Hair care composition1 Oct 2026US 2026/0294785 A1Conopco, Inc., d/b/a UNILEVER
Most cited
By later US patents
- Absorbent articles comprising nanoparticles1,110US 7,988,779 B2McNeil-PPC, Inc. · 2011
- Foam substrate and micropackaged active ingredient particle composite dispensing materials1,078US 4,828,542 ATwin Rivers Engineering · 1989
- Processes for preparation of microspheres311US 4,166,800 ASandoz Ltd. · 1979
- Hair care compositions219US 4,379,753 AThe Procter & Gamble Company · 1983
- Pyridinethione salts and hair care compositions214US 4,345,080 AThe Procter & Gamble Company · 1982