A61K 8/0241
Containing particulates characterized by their shape and/or structure
Official title: {Containing particulates characterized by their shape and/or structure (see also A61K8/04, A61K8/11, and A61K8/14, further aspects are classified in A61K2800/40 and subcodes)}
A61K8/0241 (Containing particulates characterized by their shape and/or structure) appears on 2,451 US grants and 4,008 published applications in this corpus.
Search patents in A61K- Granted patents
- 2,451
- Published applications
- 4,008
- Assignees
- 1,227
- Inventors
- 7,352
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 6 | 0 |
| 1978 | 8 | 0 |
| 1979 | 3 | 0 |
| 1980 | 4 | 0 |
| 1981 | 5 | 0 |
| 1982 | 1 | 0 |
| 1983 | 5 | 0 |
| 1984 | 6 | 0 |
| 1985 | 5 | 0 |
| 1986 | 3 | 0 |
| 1987 | 4 | 0 |
| 1988 | 6 | 0 |
| 1989 | 19 | 0 |
| 1990 | 13 | 0 |
| 1991 | 19 | 0 |
| 1992 | 18 | 0 |
| 1993 | 26 | 0 |
| 1994 | 38 | 0 |
| 1995 | 27 | 0 |
| 1996 | 27 | 0 |
| 1997 | 32 | 0 |
| 1998 | 52 | 0 |
| 1999 | 38 | 0 |
| 2000 | 41 | 0 |
| 2001 | 52 | 19 |
| 2002 | 64 | 64 |
| 2003 | 52 | 93 |
| 2004 | 42 | 97 |
| 2005 | 17 | 89 |
| 2006 | 25 | 77 |
| 2007 | 18 | 67 |
| 2008 | 20 | 77 |
| 2009 | 17 | 89 |
| 2010 | 27 | 113 |
| 2011 | 27 | 93 |
| 2012 | 32 | 133 |
| 2013 | 56 | 155 |
| 2014 | 94 | 243 |
| 2015 | 113 | 265 |
| 2016 | 145 | 257 |
| 2017 | 157 | 244 |
| 2018 | 152 | 217 |
| 2019 | 137 | 240 |
| 2020 | 153 | 211 |
| 2021 | 120 | 243 |
| 2022 | 118 | 261 |
| 2023 | 139 | 205 |
| 2024 | 102 | 173 |
| 2025 | 87 | 167 |
| 2026 | 73 | 116 |
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
- Cellulose particles29 Sep 2026US 12,747,340 B2FUJIFILM Business Innovation Corp.
- Surface-modified zinc oxide particles, liquid dispersion, and cosmetic22 Sep 2026US 12,740,926 B2Sumitomo Osaka Cement Co., Ltd.
- Fiber-forming composition22 Sep 2026US 12,740,935 B2Kao Corporation
- Composition for delivering particles to follicles1 Oct 2026US 2026/0294755 A1The Gillette Company
- Adipose targeting peptides, compositions, and methods of use thereof1 Oct 2026US 2026/0295070 A1Arizona Board of Regents on behalf of Arizona State University
- Metal aquo-complex mediated synthesis of zinc oxide-based structures24 Sep 2026US 2026/0283913 A1Zinco Verde Inc.
- Hyaluronic acid-based gels including lidocaine24 Sep 2026US 2026/0284270 A1Allergan Industrie, SAS
- Biodegradable microbeads with enhanced particle size distributions17 Sep 2026US 2026/0272810 A1Eastman Chemical Company
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
- Wet wipes186US 4,904,524 AScott Paper Company · 1990
- Rapidly dissoluble medicinal dosage unit and method of manufacture181US 4,855,326 AFuisz Pharmaceutical Ltd. · 1989