C08J 2305/16
Cyclodextrin
Official title: Cyclodextrin; Derivatives thereof
C08J2305/16 (Cyclodextrin) appears on 22 US grants and 35 published applications in this corpus.
Search patents in C08J- Granted patents
- 22
- Published applications
- 35
- Assignees
- 31
- Inventors
- 81
- Latest grant
- 30 Sep 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 0 | 1 |
| 2005 | 1 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 2 | 2 |
| 2009 | 0 | 2 |
| 2010 | 0 | 1 |
| 2011 | 0 | 2 |
| 2012 | 0 | 1 |
| 2013 | 2 | 4 |
| 2014 | 0 | 1 |
| 2015 | 3 | 2 |
| 2016 | 3 | 2 |
| 2017 | 1 | 2 |
| 2018 | 0 | 2 |
| 2019 | 1 | 3 |
| 2020 | 0 | 0 |
| 2021 | 4 | 1 |
| 2022 | 1 | 2 |
| 2023 | 1 | 1 |
| 2024 | 0 | 0 |
| 2025 | 1 | 3 |
By publication year. Applications have been published since 2001.
Recent patents
- Hydrophilic cyclodextrin-containing silicone gels30 Sep 2025US 12,428,560 B2Wacker Chemie AG
- Cyclodextrin compositions, articles, and methods25 Apr 2023US RE49,501 E1Verdant Technologies, LLC
- Cucurbituril-based hydrogels8 Nov 2022US 11,491,227 B2Cambridge Enterprise Limited
- Method for the production of hydrogel comprising chitosan and negatively charged polyelectrolytes, and cellular, porous material resulting from said hydrogel9 Nov 2021US 11,168,183 B2Centre Hospitalier Regional Universitaire De Lille
- Packaging material7 Sep 2021US 11,110,694 B2Soremartec S.A.
- Water-dissolvable film including cellulose and method of manufacturing the same4 Sep 2025US 2025/0277090 A1Woorikids+, Inc.
- Ultra-stretchable hop-ring hydrogels31 Jul 2025US 2025/0243357 A1Trustees of Dartmouth College
- Cross-linked Nanoporous Saccharide-based Material and Methods for Fabrication Thereof5 Jun 2025US 2025/0179235 A1Nano and Advanced Materials Institute Limited
- Cyclodextrin compositions, articles, and methods20 Jul 2023US 2023/0227675 A1Verdant Technologies, LLC
- Cyclodextrin-derived polymer nanoparticles for adsorption and synthesis thereof20 Oct 2022US 2022/0332924 A1Qatar Foundation for Education, Science and Community Development
Most cited
By later US patents
- Pulverulent hydroxypropyl-.beta.-cyclodextrin composition and process for its preparation31US 5,756,484 ARoquette Freres · 1998
- Aqueous compositions containing metronidazole22US 6,881,726 B2Dow Pharmaceutical Sciences, Inc. · 2005
- Spherical cyclodextrin polymer beads21US 5,075,432 A1991
- Cyclodextrin particle20US 7,348,035 B2Symrise AG · 2008
- Aqueous compositions containing metronidazole16US 7,348,317 B2Dow Pharmaceutical Sciences, Inc. · 2008