Patent · US Expired

Sheeting and methods for the production thereof

US7808605B2 · kind B2 · utility

36Cited by

5References

57Claims

0Family size

Assignee

GIESECKE & DEVRIENT GMBH · DE

Inventors

Winfried Hoffmuller · Bad Tölz, DE
Theodor Burchard · Tegernsee, DE
Thorsten Pillo · Holzkirchen, DE
Manfred Heim · Munich, DE

Key dates

Filing date	Apr 29, 2005
Grant date	Oct 5, 2010
Priority date	—
Expiry date	Dec 27, 2025

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB42D2033/26
WIPO fieldOther consumer goods
WIPO sectorOther fields

Abstract

The present invention relates to a foil material for transfer to a target substrate, and methods for manufacturing such a foil material. In a method according to the present invention, a plastic substrate foil (32) is provided that is suitable for aligning liquid crystal material. To the substrate foil (32) is discontiguously applied a layer (34) comprising a liquid crystal material that is aligned.

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