A61K 49/189
Host-guest complexes
Official title: {Host-guest complexes, e.g. cyclodextrins}
A61K49/189 (Host-guest complexes) appears on 27 US grants and 35 published applications in this corpus.
Search patents in A61K- Granted patents
- 27
- Published applications
- 35
- Assignees
- 39
- Inventors
- 121
- Latest grant
- 6 Jun 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 3 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 2 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 2 |
| 2005 | 2 | 6 |
| 2006 | 1 | 2 |
| 2007 | 0 | 6 |
| 2008 | 0 | 1 |
| 2009 | 1 | 2 |
| 2010 | 0 | 1 |
| 2011 | 0 | 3 |
| 2012 | 1 | 1 |
| 2013 | 0 | 1 |
| 2014 | 0 | 2 |
| 2015 | 0 | 1 |
| 2016 | 2 | 0 |
| 2017 | 1 | 1 |
| 2018 | 0 | 1 |
| 2019 | 0 | 2 |
| 2020 | 0 | 1 |
| 2021 | 1 | 0 |
| 2022 | 1 | 1 |
| 2023 | 1 | 0 |
| 2024 | 0 | 1 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Self assembling molecules for targeted drug delivery6 Jun 2023US 11,666,664 B2The General Hospital Corporation
- In vivo detection of a xenon-binding cage molecule25 Jan 2022US 11,229,712 B2Lakehead University
- Rotaxane-type probe for molecular imaging29 Jun 2021US 11,045,561 B2University of Rhode Island Board of Trustees
- Iron oxide nanocapsules, method of manufacturing the same, and MRI contrast agent using the same12 Sep 2017US 9,757,482 B2Hanwha Chemical Corporation
- Method for collecting metal-containing fullerene20 Dec 2016US 9,522,199 B2National University Corporation Nagoya University
- Aza-cryptophanes, processes for preparation thereof, and their uses18 Apr 2024US 2024/0124488 A1Universite De Caen Normandie
- Composition and composite12 May 2022US 2022/0143223 A1Kyushu University, National University Corporation
- Self assembling molecules for targeted drug delivery12 Mar 2020US 2020/0078472 A1The General Hospital Corporation
- Molecular sensor for nmr/mri based on analyte-dependent spectral changes of temporarily encapsulated hyperpolarized 129xe10 Oct 2019US 2019/0307907 A1Forschungsverbund Berlin E.V.
- Novel Rotaxane-Type Probe For Molecular Imaging4 Apr 2019US 2019/0101545 A1University of Rhode Island Board of Trustees
Most cited
By later US patents
- Mucoadhesive compositions for increasing the ultrasonic image contrast of the digestive tract241US 5,688,490 ABracco International B. V. · 1997
- Nanocrystalline magnetic iron oxide particles-method for preparation and use in medical diagnostics and therapy101US 5,427,767 AInstitut fur Diagnostikforschung GmbH an der Freien Universitat Berlin · 1995
- Use of fullerenes in diagnostic and/or therapeutic agents95US 5,688,486 ANycomed Salutar, Inc. · 1997
- In vivo agents comprising cationic drugs, peptides and metal chelators with acidic saccharides and glycosaminoglycans, giving improved site-selective localization, uptake mechanism, sensitivity and kinetic-spatial profiles, including tumor sites64US 6,106,866 AAccess Pharmaceuticals, Inc. · 2000
- Zeolite-enclosed transistion and rare earth metal ions as contrast agents for the gastrointestinal tract29US 5,122,363 ABoard of Regents, The University of Texas System · 1992