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:
Aug. 12, 2025
Filed:
Apr. 03, 2020
Dp Patterning Ab, Norrkoping, SE;
Jan Horzella, Balgheim, DE;
Fritz Jung, Fuchstal, DE;
DP PATTERNING AB, Norrkoping, SE;
Abstract
A method for milling flex foil includes providing a web () of flex foil including a substrate; a first conductive layer arranged on one surface of the substrate; a second conductive layer arranged on an opposite surface of the substrate; a first insulating layer arranged adjacent to the first conductive layer; and a second insulating layer arranged adjacent to the second conductive layer. The method includes dry milling one side of the web using a milling wheel (-) and a first cliche pattern (-) (including a rotating drum (-) and a flexible substrate (-)) including raised portions and non-raised portions to selectively remove at least one of the first conductive layer and the first insulating layer. The method includes dry milling an opposite side of the web using a milling wheel (-) and a second cliche pattern (-) including upper raised portions, lower raised portions and non-raised portions to selectively remove the second insulating layer.