Slow release of organic salts of local anesthetics for pain relief
USRE46397E1 · kind E1 · reissue
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38Claims
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Key dates
| Filing date | Nov 5, 2015 |
| Grant date | May 9, 2017 |
| Priority date | — |
| Expiry date | Nov 5, 2035 |
Classification
- Technology area (CPC —)General
Abstract
Particles of an organic acid salt of an amino acid amide or ester local anesthetic are employed as agents for the improved alleviation of pain. Particularly, the particles find use with surgically created wounds, where the particles may be administered directly into the bed of the wound or topically for transdermal transport.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.