A61K 49/103
The complex-forming compound being acyclic
Official title: {the complex-forming compound being acyclic, e.g. DTPA}
A61K49/103 (The complex-forming compound being acyclic) appears on 178 US grants and 219 published applications in this corpus.
Search patents in A61K- Granted patents
- 178
- Published applications
- 219
- Assignees
- 132
- Inventors
- 532
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 4 | 0 |
| 1991 | 2 | 0 |
| 1992 | 2 | 0 |
| 1993 | 2 | 0 |
| 1994 | 3 | 0 |
| 1995 | 7 | 0 |
| 1996 | 4 | 0 |
| 1997 | 10 | 0 |
| 1998 | 5 | 0 |
| 1999 | 6 | 0 |
| 2000 | 5 | 0 |
| 2001 | 2 | 1 |
| 2002 | 2 | 5 |
| 2003 | 4 | 10 |
| 2004 | 7 | 9 |
| 2005 | 5 | 10 |
| 2006 | 4 | 11 |
| 2007 | 4 | 11 |
| 2008 | 2 | 5 |
| 2009 | 2 | 9 |
| 2010 | 4 | 10 |
| 2011 | 3 | 14 |
| 2012 | 2 | 9 |
| 2013 | 8 | 7 |
| 2014 | 12 | 12 |
| 2015 | 4 | 11 |
| 2016 | 7 | 9 |
| 2017 | 5 | 12 |
| 2018 | 3 | 6 |
| 2019 | 7 | 15 |
| 2020 | 9 | 9 |
| 2021 | 7 | 6 |
| 2022 | 7 | 7 |
| 2023 | 6 | 7 |
| 2024 | 3 | 7 |
| 2025 | 4 | 6 |
| 2026 | 3 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Iron complexes and salts thereof as contrast agents for MRI25 Aug 2026US 12,715,891 B2Bracco Imaging S.P.A.
- Combination therapy of MDNA55 and a vascular endothelial growth factor a (VEGF-A)11 Aug 2026US 12,702,710 B2Medicenna Therapeutics Inc.
- TNF muteins and uses thereof21 Apr 2026US 12,605,425 B2Oxford University Innovation Limited
- Iron(III) complexes having new contrast agent properties, for magnetic resonance imaging11 Nov 2025US 12,465,659 B2Charite-Universitatsmedizin Berlin
- Ultra-sensitive detection method using photoluminescent particles26 Aug 2025US 12,399,124 B2Centre National De La Recherche Scientifique
- Combinations of contrast agents19 Mar 2026US 2026/0077069 A1
- Methods for proton-only detection of hyperpolarized heteronuclear singlet states28 Aug 2025US 2025/0271524 A1
- Systems and methods of detecting interstitial cystitis28 Aug 2025US 2025/0271525 A1Lipella Pharmaceuticals Inc.
- Integrin inhibitors for treatment of primary sclerosing cholangitis17 Apr 2025US 2025/0120975 A1Pliant Therapeutics, Inc.
- Composition and method for diagnostic imaging17 Apr 2025US 2025/0121100 A1Suntec Medical, Inc.
Most cited
By later US patents
- Diagnostic media413US 4,647,447 ASchering Corporation · 1987
- Method of enhancing NMR imaging using chelated paramagnetic ions bound to biomolecules213US 5,021,236 ASchering Corporation · 1991
- Method of magnetic resonance focused surgical and therapeutic ultrasound166US 6,088,613 AImaRx Pharmaceutical Corp. · 2000
- Sterile pharmaceutical compositions of gadolinium chelates useful enhancing NMR imaging99US 4,957,939 ASchering Corporation · 1990
- Contrast enhancing agents for magnetic resonance images98US 4,822,594 A1989