A61K 8/0279
Porous
Official title: {Porous; Hollow}
A61K8/0279 (Porous) appears on 285 US grants and 481 published applications in this corpus.
Search patents in A61K- Granted patents
- 285
- Published applications
- 481
- Assignees
- 223
- Inventors
- 1,158
- Latest grant
- 19 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 7 | 0 |
| 1992 | 2 | 0 |
| 1993 | 3 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 5 | 0 |
| 1998 | 8 | 0 |
| 1999 | 10 | 0 |
| 2000 | 1 | 0 |
| 2001 | 7 | 3 |
| 2002 | 7 | 5 |
| 2003 | 4 | 8 |
| 2004 | 1 | 7 |
| 2005 | 3 | 13 |
| 2006 | 2 | 11 |
| 2007 | 3 | 9 |
| 2008 | 2 | 11 |
| 2009 | 2 | 8 |
| 2010 | 3 | 7 |
| 2011 | 1 | 11 |
| 2012 | 3 | 16 |
| 2013 | 7 | 17 |
| 2014 | 7 | 18 |
| 2015 | 15 | 47 |
| 2016 | 11 | 34 |
| 2017 | 22 | 32 |
| 2018 | 26 | 31 |
| 2019 | 21 | 34 |
| 2020 | 21 | 29 |
| 2021 | 17 | 30 |
| 2022 | 13 | 27 |
| 2023 | 16 | 19 |
| 2024 | 4 | 13 |
| 2025 | 12 | 26 |
| 2026 | 9 | 15 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Native and porous starch as white pigment in toothpaste19 May 2026US 12,629,329 B2Roquette Freres
- Use of zeolite powders in cosmetic formulations12 May 2026US 12,622,850 B2Saes Getters S. P. A.
- Non-pulverulent antisun composition comprising a polar oil phase and hydrophobic silica aerogel particles5 May 2026US 12,616,647 B2L'oreal
- Microcell systems for controlled release of fragrances5 May 2026US 12,618,024 B2E Ink Corporation
- Process for continuous supercritical drying of aerogel particles7 Apr 2026US 12,595,341 B2aerogel-it GmbH
- Native and porous starch as white pigment in toothpaste27 Aug 2026US 2026/0248710 A1Roquette Freres
- Microneedle Particles and Methods of Incorporating a Substance Into or Onto Microneedle Particles30 Jul 2026US 2026/0216009 A1Georgia Tech Research Corporation
- Toothpaste30 Jul 2026US 2026/0216019 A1Olympic Sports Twelvefold Crowns Health Development (Hangzhou) Co., Ltd.
- Non-pulverulent solid composition comprising at least 8% by weight of disintegrant(s)9 Jul 2026US 2026/0191756 A1
- Solid cosmetic sunscreen composition comprising at least one cavity2 Jul 2026US 2026/0183200 A1
Most cited
By later US patents
- Cosmetic compositions143US 5,985,298 ARevlon Consumer Products Corporation · 1999
- New cosmetic or dermopharmaceutical compositions in the form of aqueous gels modified by the addition of expanded microspheres111US 5,593,680 AL'oreal · 1997
- Time release protein104US 5,055,300 ABasic Bio Systems, Inc. · 1991
- Nongreasy/nonsticky fatty cosmetic/dermatological compositions104US 5,660,839 AL'oreal · 1997
- Cosmetic compositions98US 5,800,816 ARevlon Consumer Products Corporation · 1998