Patent ID: 9227361
Filing Date: 2016-01-05
CPC Classification: B29C,B82Y,G03F

Claim Text:
1. A method, comprising: providing fluid in an inner channel of an imprint lithography template, the inner channel positioned adjacent to an active area of the template, the inner channel having an aperture and a port, the port constructed to provide the inner channel in fluid communication with a process gas supply and the aperture constructed to provide the inner channel in fluid communication with atmosphere adjacent to the second surface of the body; and, confining the fluid between the active area of the template and a substrate positioned in superimposition with the template, wherein confining includes evacuating fluid through an outer channel, the outer channel positioned at a distance from the active area of the template, wherein the distance between the active area and the outer channel is constructed such that the outer channel evacuates fluid and simultaneously confines fluid within a circumference of the outer channel during an imprint lithography process.