Invention Grant
- Patent Title: Lithographic apparatus and device manufacturing method
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Application No.: US15624419Application Date: 2017-06-15
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Publication No.: US10509326B2Publication Date: 2019-12-17
- Inventor: Hans Jansen , Johannes Jacobus Matheus Baselmans , Sjoerd Nicolaas Lambertus Donders , Christiaan Alexander Hoogendam , Jeroen Johannes Sophia Maria Mertens , Johannes Catharinus Hubertus Mulkens , Marco Koert Stavenga , Bob Streefkerk , Jan Cornelis Van Der Hoeven , Cedric Desire Grouwstra
- Applicant: ASML NETHERLANDS B.V.
- Applicant Address: NL Veldhoven
- Assignee: ASML Netherlands B.V.
- Current Assignee: ASML Netherlands B.V.
- Current Assignee Address: NL Veldhoven
- Agency: Pillsbury Winthrop Shaw Pittman LLP
- Main IPC: G03B27/42
- IPC: G03B27/42 ; G03F7/20
Abstract:
A method and apparatus for cleaning the inside of an immersion lithographic apparatus is disclosed. In particular, a liquid supply system of the lithographic apparatus may be used to introduce a cleaning fluid into a space between the projection system and the substrate table of the lithographic apparatus. Additionally or alternatively, a cleaning device may be provided on the substrate table and an ultrasonic emitter may be provided to create an ultrasonic cleaning liquid.
Public/Granted literature
- US20170285488A1 LITHOGRAPHIC APPARATUS AND DEVICE MANUFACTURING METHOD Public/Granted day:2017-10-05
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