Composition having dye and conjugate of polyethyleneglycol and additive and contrast agent for photoacoustic imaging having the same
US10195296B2 · kind B2 · utility
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Key dates
| Filing date | Sep 4, 2015 |
| Grant date | Feb 5, 2019 |
| Priority date | — |
| Expiry date | Oct 16, 2036 |
Classification
- Technology area (CPC —)General
Abstract
The present invention provides contrast agents for photoacoustic imaging which exhibit high degrees of accumulation in tumor and low degrees of retention in the blood and can be administered into the blood. The contrast agents for photoacoustic imaging include a conjugate of a dye and a polyethyleneglycol represented by Formula (1), (5), (6), or (7) and an additive represented by Formula (301).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.