Patent · US Expired

Surface coating spatially controlled patterns

US6855329B1 · kind B1 · utility

61Cited by
2References
47Claims
0Family size

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Key dates

Filing dateJan 20, 1999
Grant dateFeb 15, 2005
Priority date
Expiry dateJan 20, 2019

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61L31/10
  • WIPO fieldMedical technology
  • WIPO sectorInstruments

Abstract

The invention provides a biodegradable and biocompatible polymer article having a surface wherein a biologically active ligand is provided on said surface in a spatially controlled pattern. The pattern may be formed using a poly(dimethyl siloxane) mold. The biologically active ligand may be attached to the polymer article by a biotin-avidin-biotin linkage.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.