A61K 49/0404
Containing barium sulfate
Official title: {containing barium sulfate}
A61K49/0404 (Containing barium sulfate) appears on 95 US grants and 97 published applications in this corpus.
Search patents in A61K- Granted patents
- 95
- Published applications
- 97
- Assignees
- 75
- Inventors
- 242
- Latest grant
- 10 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 7 | 0 |
| 1995 | 11 | 0 |
| 1996 | 7 | 0 |
| 1997 | 4 | 0 |
| 1998 | 3 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 2 |
| 2002 | 1 | 0 |
| 2003 | 1 | 5 |
| 2004 | 0 | 11 |
| 2005 | 1 | 3 |
| 2006 | 0 | 6 |
| 2007 | 2 | 1 |
| 2008 | 0 | 5 |
| 2009 | 3 | 5 |
| 2010 | 3 | 3 |
| 2011 | 1 | 5 |
| 2012 | 3 | 0 |
| 2013 | 3 | 5 |
| 2014 | 4 | 6 |
| 2015 | 4 | 9 |
| 2016 | 4 | 3 |
| 2017 | 2 | 2 |
| 2018 | 1 | 5 |
| 2019 | 1 | 3 |
| 2020 | 2 | 3 |
| 2021 | 4 | 6 |
| 2022 | 4 | 5 |
| 2023 | 2 | 2 |
| 2024 | 2 | 1 |
| 2025 | 1 | 0 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Radiopaque contrast agent15 Jul 2025US 12,357,710 B2Sicreations, LLC
- Composition for hard tissue repair and kit for hard tissue repair3 Dec 2024US 12,156,954 B2Mitsui Chemicals, Inc.
- Syringe27 Feb 2024US 11,911,588 B2MicroVention, Inc.
- Nanoparticle-alginate gels for X-ray imaging of the vasculature13 Jun 2023US 11,672,875 B2Saint Louis University
- A method for preparing microparticles for drug delivery27 Aug 2026US 2026/0248735 A1Danmarks Tekniske Universitet
- Syringe25 Jul 2024US 2024/0245846 A1MicroVention, Inc.
- Heat Substrate and/or Image Enhancement Compositions and Enhanced Tissue Ablation Methods9 Mar 2023US 2023/0070990 A1Brown University
- Non-degradable, low swelling, water soluble radiopaque hydrogel polymer9 Mar 2023US 2023/0077156 A1
- Color-coded and sized loadable polymeric particles for therapeutic and/or diagnostic applications and methods ofpreparing and using the same17 Nov 2022US 2022/0362161 A1Varian Medical Systems, Inc.
Most cited
By later US patents
- Compositions for use in embolizing blood vessels643US 5,667,767 AMicro Therapeutics, Inc. · 1997
- Compositions for use in embolizing blood vessels544US 5,851,508 AMicroTherapeutics, Inc. · 1998
- Site-specific adhesion within the GI tract using nanoparticles stabilized by high molecular weight, linear poly (ethylene oxide) polymers143US 5,580,579 ANano Systems L.L.C. · 1996
- Methods and compositions to treat myocardial conditions129US 7,294,334 B1Advanced Cardiovascular Systems, Inc. · 2007
- Hydrogel filaments for biomedical uses90US 9,486,221 B2Microvision, Inc. · 2016