Polishing pad for substrate polishing apparatus

- EBARA CORPORATION
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Description

FIG. 1 is a top plan view of a first embodiment of a polishing pad for substrate polishing apparatus, showing our new design;

FIG. 2 is a bottom plan view thereof;

FIG. 3 is a front view thereof, the rear view being identical;

FIG. 4 is a right side view thereof, the left side view being identical;

FIG. 5 is an enlarged, top plan view thereof, taken along lines 5-5 of FIG. 1;

FIG. 6 is an enlarged, cross-sectional view thereof, taken along lines 6-6 of FIG. 5;

FIG. 7 is a top plan view of a second embodiment of a polishing pad for substrate polishing apparatus, showing our new design;

FIG. 8 is a bottom plan view thereof;

FIG. 9 is a front view thereof, the rear view being identical;

FIG. 10 is a right side view thereof, the left view being identical;

FIG. 11 is an enlarged, partial top plan view thereof, taken along lines 11-11 of FIG. 7; and,

FIG. 12 is an enlarged, cross-sectional view thereof, taken along lines 12-12 of FIG. 11.

The dashed-dot-dashed lines represent the boundary lines of the claimed design. The even dashed broken lines depict environment subject matter only and form no part of the claimed design.

Claims

The ornamental design for a polishing pad for substrate polishing apparatus, as shown and described.

Referenced Cited
U.S. Patent Documents
5284659 February 8, 1994 Cherukuri et al.
5431918 July 11, 1995 Ferrero et al.
7109068 September 19, 2006 Akram et al.
D560810 January 29, 2008 Hennessy
7572173 August 11, 2009 Huang et al.
7799618 September 21, 2010 Kawase et al.
D649126 November 22, 2011 Takahashi
D684551 June 18, 2013 Nguyen
D702655 April 15, 2014 Kimura
20020160693 October 31, 2002 Nihonmatsu et al.
20050095963 May 5, 2005 Stark et al.
20060079160 April 13, 2006 Balagani et al.
20120164917 June 28, 2012 Kobata et al.
Foreign Patent Documents
1334824 May 2008 JP
1396602 May 2013 TW
Patent History
Patent number: D731448
Type: Grant
Filed: Apr 28, 2014
Date of Patent: Jun 9, 2015
Assignee: EBARA CORPORATION (Tokyo)
Inventors: Masaki Kinoshita (Tokyo), Toshifumi Kimba (Tokyo)
Primary Examiner: Elizabeth J Oswecki
Application Number: 29/489,180