Patent · US Expired

Optical switch microfilms

US7125504B2 · kind B2 · utility

0Cited by
30References
28Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMay 9, 2003
Grant dateOct 24, 2006
Priority date
Expiry dateSep 18, 2023

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/24355
  • WIPO fieldOther special machines
  • WIPO sectorMechanical engineering

Abstract

A method of making a light diffusing microfilm, includes providing a carrier substrate; coating a coating fluid onto the carrier substrate; drying the coating fluid on the carrier substrate to form a releasable light diffusing microfilm on the carrier substrate; and separating the light diffusing microfilm from the carrier substrate.

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