Nova Patents
EP1679389A3

Substrate with photocatalytic coating

Abstract

The subject of the invention is a substrate provided with a coating having photocatalytic properties comprising at least partially crystalline titanium oxide, wherein said coating constitutes the last layer of a stack of thin antireftet layers composed of an alternation of layers. high and low refractive index.

Term

Term ended

Projected expiry passed 19 September 2021, 5 years ago.

  1. Priority
  2. Filed
  3. Published
  4. Projected expiry
  5. Today

Every citation, both ways

Citations
DocumentRelationOfficeCategoryCited duringRelevant claims
WO0027771A1CitesWorld Intellectual Property Organization (WIPO)XSearch report1,2,8,9,12,15,20,21,23
EP0901991A2CitesEuropean Patent Office (EPO)XSearch report1,2,6,9,12,15,20,21,23