Polypeptide and hyaluronic acid coatings
US11471558B2 · kind B2 · utility
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1References
17Claims
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Key dates
| Filing date | May 2, 2017 |
| Grant date | Oct 18, 2022 |
| Priority date | — |
| Expiry date | May 2, 2037 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61L2420/08
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
The present invention concerns a polyelectrolyte coating comprising at least one polycationic layer consisting of at least one polycation consisting of n repetitive units having the formula (1) and at least one polyanionic layer consisting of hyaluronic acid. The polyelectrolyte coating has a biocidal activity and the invention thus further refers to the use of said polyelectrolyte coating for producing a device, in particular a bacteriostatic medical device, more particularly an implantable device, comprising said polyelectrolyte coating, and a method for preparing said device and a kit.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.