Patent · US Expired

LbL-coated medical device and method for making the same

US6926965B2 · kind B2 · utility

85Cited by

15References

13Claims

0Family size

Assignee

Novartis AG · CH

Inventors

Yongxing Qiu · Duluth, US
Lynn Cook Winterton · Roswell, US
John Martin Lally · Lilburn, US

Key dates

Filing date	Sep 3, 2003
Grant date	Aug 9, 2005
Priority date	—
Expiry date	Sep 3, 2023

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T428/31855
WIPO fieldMedical technology
WIPO sectorInstruments

Abstract

The present invention provides a medical device, preferably an ophthalmic device, more preferably a contact lens, which comprises a core material and a biocompatible LbL coating non-covalently attached to said core material. The biocompatible LbL coating comprises at least one charge/non-charge bilayer, wherein said charge/non-charge bilayer is composed of, in no particular order, one layer of a charged polymeric material and one layer of a non-charged polymeric material which is capable of being non-covalently bond to the charged polymeric material.

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