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:
Nov. 18, 2008
Filed:
Mar. 29, 2006
Applicant:
Arnoud Cornelis Wassink, Veldhoven, NL;
Inventor:
Arnoud Cornelis Wassink, Veldhoven, NL;
Assignee:
ASML Netherlands B.V., Veldhoven, NL;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03F 7/20 (2006.01);
U.S. Cl.
CPC ...
Abstract
A rotatable contamination barrier is disclosed that has a plurality of closely packed blades configured to trap contaminant material coming from a radiation source. The blades are radially oriented relative to a central rotation axis of the contamination barrier. The blades comprise a metal compound having crystals oriented generally radially relative to the central rotation axis.