C08L 5/16
Cyclodextrin
Official title: Cyclodextrin; Derivatives thereof
C08L5/16 (Cyclodextrin) appears on 353 US grants and 590 published applications in this corpus.
Search patents in C08L- Granted patents
- 353
- Published applications
- 590
- Assignees
- 346
- Inventors
- 1,211
- Latest grant
- 23 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 2 | 0 |
| 1994 | 3 | 0 |
| 1995 | 2 | 0 |
| 1996 | 3 | 0 |
| 1997 | 2 | 0 |
| 1998 | 6 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 3 | 2 |
| 2002 | 3 | 4 |
| 2003 | 5 | 10 |
| 2004 | 5 | 9 |
| 2005 | 9 | 9 |
| 2006 | 6 | 6 |
| 2007 | 1 | 14 |
| 2008 | 6 | 14 |
| 2009 | 5 | 21 |
| 2010 | 9 | 22 |
| 2011 | 3 | 26 |
| 2012 | 9 | 20 |
| 2013 | 9 | 25 |
| 2014 | 12 | 21 |
| 2015 | 14 | 31 |
| 2016 | 19 | 30 |
| 2017 | 20 | 24 |
| 2018 | 16 | 20 |
| 2019 | 24 | 32 |
| 2020 | 25 | 38 |
| 2021 | 28 | 43 |
| 2022 | 22 | 35 |
| 2023 | 21 | 35 |
| 2024 | 13 | 45 |
| 2025 | 27 | 35 |
| 2026 | 10 | 19 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Supramolecule-based topological network enabled highly stretchable, conducting, and photo-patternable PEDOT:PSS23 Jun 2026US 12,662,593 B2The Board of Trustees of the Leland Stanford Junior University
- Ionomers with macrocyclic moieties for ion conductivity and permselectivity12 May 2026US 12,624,163 B2NUtech Ventures
- Cyclodextrin-polyoxometalate ionic liquid inclusion complex flame retardant additive for making a low smoke zero halogen compound5 May 2026US 12,617,874 B2Corning Incorporated
- Injectable pharmaceutical compositions comprising a cyclodextrin, a hydrophobic drug, a co-solvent and a preservative24 Mar 2026US 12,582,662 B2Zoetis Services LLC
- Cyclodextrin dimers and their uses thereof as chemical scavengers3 Mar 2026US 12,565,575 B2Centre National De La Recherche Scientifique
- Compositions of hydroxypropyl-beta-cyclodextrin and methods of purifying the same13 Aug 2026US 2026/0234294 A1Beren Therapeutics P.B.C.
- Cyclodextrin-poly (beta amino ester) macromolecules for nanoparticle drug delivery23 Jul 2026US 2026/0207508 A1
- Trisulfide compound and clathrate thereof23 Jul 2026US 2026/0209201 A1Kyowa Pharma Chemical Co., Ltd.
- Composite polymer material, method for producing same, and optical material23 Jul 2026US 2026/0209518 A1Shin-Etsu Chemical Co., Ltd.
- Use of cell membrane-bound signaling factors16 Jul 2026US 2026/0199218 A1Aivita Biomedical, Inc.
Most cited
By later US patents
- Derivatives of cyclodextrins exhibiting enhanced aqueous solubility and the use thereof419US 5,134,127 AUniversity of Kansas · 1992
- Articles containing small particle size cyclodextrin for odor control235US 5,429,628 AThe Procter & Gamble Company · 1995
- Gel compositions containing metronidazole133US 6,468,989 B1Dow Pharmaceutical Sciences, Inc. · 2002
- Polymers for delivering nitric oxide in vivo90US 6,403,759 B2Duke University · 2002
- Polymers for delivering nitric oxide in vivo89US 6,232,434 B1Duke University Medical Center · 2001