Patent · US Active

Data disc, method and system of forming the disc

US8722168B2 · kind B2 · utility

0Cited by

7References

22Claims

0Family size

Assignee

Thomson Licensing · FR

Inventors

John Matthew Town · Ojai, US
Patrick Byrne · Forbes, AU
Thomas Hartmann · Friedland, DE
Alan Bruce Hamersley · Orange, US

Key dates

Filing date	Jun 22, 2010
Grant date	May 13, 2014
Priority date	—
Expiry date	Jun 22, 2030

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T428/21
WIPO fieldAudio-visual technology
WIPO sectorElectrical engineering

Abstract

A data disc, method and apparatus for forming the disc are disclosed. The data disc includes a first substrate structure bonded to a second substrate structure, with two curable material layers disposed on different sides of at least one of the two substrate structures, and at least one groove formed on a surface of one of the two curable material layers.

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