The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 29, 2001
Filed:
Jun. 16, 1998
Balzers Hochvakuum AG, Trubbach, CH;
Abstract
A first coating layer structure,is produced by coating, alignment, exposure and development. On this coating layer structure,is deposited the first colour filter layer system,. Over the entire colour filter layer system,is deposited a sacrificial layer,Outside the vacuum container the coating layer structure is dissolved and with it the colour filter layer system regions,are removed. A further process of coating, alignment, exposure and development is carried out to create a coating layer structure,. Next the second colour filter layer system,and the second sacrificial layer,are deposited. Thereby the sacrificial layer,withstands the step of dissolving the coating and can be removed finally without damaging the colour filter layer system regions. Accordingly, any flakes,remaining from the lift-off are removed with the sacrificial layer