Nova Patents
EP0579679A1

Treatment of material.

Abstract

A sterilization process of subjecting a material, for example packaging board, to laser ultraviolet light either alone or substantially simultaneously with laser infrared light and / or hydrogen peroxide, so as to obtain a synergistic effect between ultraviolet light and infrared light and / or hydrogen peroxide, and rendering the microorganisms present in said material nonviable.

Term

Term ended

Projected expiry passed 13 April 2012, 14.4 years ago.

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

Every citation, both ways

Citations
DocumentRelationOfficeCited during
EP1614630A1Cited byEuropean Patent Office (EPO)Search report
EP0152072A2CitesEuropean Patent Office (EPO)Examiner
EP0201650A1CitesEuropean Patent Office (EPO)Examiner
DE2914075A1CitesGermanyExaminer
WO8001457A1CitesWorld Intellectual Property Organization (WIPO)Examiner
WO8803369A1CitesWorld Intellectual Property Organization (WIPO)Examiner